Climatological Report (Annual)
Issued by NWS Billings, MT

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515
CXUS55 KBYZ 011258
CLAMLS

CLIMATE REPORT
NATIONAL WEATHER SERVICE BILLINGS MT
545 AM MST THU JAN 01 2026

...................................

...THE MILES CITY MT CLIMATE SUMMARY FOR THE YEAR OF 2025...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1937 TO 2025

WEATHER         OBSERVED          NORMAL  DEPART
                VALUE   DATE(S)   VALUE   FROM
                                          NORMAL
................................................
TEMPERATURE (F)
RECORD
 HIGH            111   06/26/2012
 LOW             -38   12/24/1983
HIGHEST          103   07/09
LOWEST           -30   02/11
                       02/19
AVG. MAXIMUM    59.9               58.7     1.2
AVG. MINIMUM    34.7               33.6     1.1
MEAN            47.3               46.2     1.1
DAYS MAX >= 90    35                       -6.0
DAYS MAX <= 32    47                       -4.0
DAYS MIN <= 32   162                       -4.3
DAYS MIN <= 0     28                        4.2

PRECIPITATION (INCHES)
RECORD
 MAXIMUM       20.28   1978
 MINIMUM        5.27   1988
TOTALS         13.18              12.88    0.30
DAYS >= .01       87                        0.3
DAYS >= .10       38                        5.8
DAYS >= .50        7                        0.9
DAYS >= 1.00       2                        0.5


DEGREE DAYS
HEATING TOTAL   7095               7566    -471
COOLING TOTAL    805                731      74

FREEZE DATES
RECORD
 EARLIEST     09/02/1974
 LATEST       06/08/1950
EARLIEST                        10/21
LATEST                          04/23
................................................

WIND (MPH)
AVERAGE WIND SPEED              9.3
RESULTANT WIND SPEED/DIRECTION   1/340
HIGHEST WIND SPEED/DIRECTION    58/340    DATE  06/15
HIGHEST GUST SPEED/DIRECTION    80/350    DATE  06/15


WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM             43     MIXED PRECIP               1
HEAVY RAIN               16     RAIN                      36
LIGHT RAIN              128     FREEZING RAIN              1
LT FREEZING RAIN          2     HAIL                       0
HEAVY SNOW                0     SNOW                       7
LIGHT SNOW               62     SLEET                      0
FOG                     118     FOG W/VIS <= 1/4 MILE     16
HAZE                     44

-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.

&&

THIS IS AN AUTOMATED...UNATTENDED WEATHER STATION AND MAY
UNDERESTIMATE WINTER PRECIPITATION.

...2025 YEAR IN REVIEW FOR MILES CITY...

BELOW IS A SUMMARY OF THE TEMPERATURE AND PRECIPITATION
STATISTICS FOR MILES CITY FOR 2025}. ALL TEMPERATURES ARE IN DEGREES
FAHRENHEIT AND ALL PRECIPITATION AMOUNTS ARE IN INCHES. NORMALS
ARE 30 YEAR AVERAGES CALCULATED FROM 1991 TO 2020. MONTHLY RANKINGS
FOR PRECIPITATION AND TEMPERATURES USE A PERIOD OF RECORD
THAT STARTED IN FEBRUARY 1937 AT THE MILES CITY AIRPORT. ANNUAL RANKINGS
FOR PRECIPITATION AND TEMPERATURES USE A PERIOD OF RECORD
THAT STARTED IN 1938.

NUMBERS DENOTED WITH AN * IS MISSING DATA IN THE CALCULATION.

...MILES CITY MONTHLY PRECIPITATION...

 MONTH   2025 VALUES  NORMALS    DEPARTURE  RANKING

JANUARY     0.12        0.28     -0.16      TIED FOR THE 17TH DRIEST OUT OF 88 YEARS
                                            (RECORD DRIEST WAS 0.01 IN 2008)
                                            (DRIEST SINCE 0.12 IN 2024)

FEBRUARY    0.07        0.26     -0.19      TIED FOR THE 10TH DRIEST OUT OF 89 YEARS
                                            (RECORD DRIEST WAS T IN 2005)
                                            (DRIEST SINCE 0.04 IN 2022)

MARCH       0.38         0.55     -0.17      TIED FOR THE 36TH DRIEST OUT OF 89 YEARS
                                            (RECORD DRIEST WAS T IN 2008)
                                            (DRIEST SINCE 0.17 IN 2024)

APRIL       1.24        1.54     -0.30      40TH WETTEST OUT OF 89 YEARS
                                            (RECORD WETTEST WAS 4.36 IN 2016)
                                            (WETTEST SINCE 1.71 IN 2022)

ALL TIME RECORD COLDEST DAILY LOW TEMPERATURE...-38 ON DECEMBER 24 1983

...MILES CITY 2025 BROKEN OR TIED COLDEST DAILY LOW TEMPERATURE RECORDS...

MAY         1.00        2.73     -1.73      TIED FOR THE 11TH DRIEST OUT OF 89 YEARS
                                            (RECORD DRIEST WAS 0.24 IN 1958)
                                            (DRIEST SINCE 0.43 IN 2017)

JUNE        2.81        2.51     +0.30      37TH WETTEST OUT OF 89 YEARS
                                            (RECORD WETTEST WAS 9.78 IN 1944)
                                            (WETTEST SINCE 4.07 IN 2023)

JULY        2.30        1.51     +0.79      17TH WETTEST OUT OF 89 YEARS
                                            (RECORD WETTEST WAS 6.32 IN 1993)
                                            (WETTEST SINCE 2.82 IN 2019)

AUGUST      1.14        0.91     +0.23      36TH WETTEST OUT OF 89 YEARS
                                            (RECORD WETTEST WAS 4.00 IN 1951)
                                            (WETTEST SINCE 2.01 IN 2024)

1.32 ON JUNE 15 (OLD RECORD 1.19 IN 1938)
1.19 ON OCTOBER 16 (OLD RECORD 0.66 IN 1990)
0.15 ON DECEMBER 10 (OLD RECORD 0.08 IN 1995)

NOTE: SINCE THE LATE 1990S...MILES CITY BECAME AN AUTOMATED AND UNATTENDED
WEATHER STATION. PRECIPITATION AMOUNTS IN THE WINTER MAY BE UNDERESTIMATED.

...MILES CITY AVERAGE TEMPERATURES...

 MONTH   2025 VALUES  NORMALS   DEPARTURE  RANKING

SEPTEMBER   0.72        1.07     -0.35      TIED FOR THE 41ST DRIEST OUT OF 89 YEARS
                                            (RECORD DRIEST WAS T IN 1960)
                                            (DRIEST SINCE 0.31 IN 2024)

OCTOBER     2.70        0.97     +1.73      TIED FOR THE 3RD WETTEST OUT OF 89 YEARS
                                            (RECORD WETTEST WAS 6.31 IN 1971)
                                            (WETTEST SINCE 6.31 IN 1971)

NOVEMBER    0.11        0.33     -0.22      13TH DRIEST OUT OF 89 YEARS
                                            (RECORD DRIEST WAS T TIED IN 2016)
                                            (DRIEST SINCE 0.02 IN 2021)

DECEMBER    0.59*       0.22     +0.37      20TH WETTEST OUT OF 88 YEARS
                                            (RECORD WETTEST WAS 1.78 IN 1968)
                                            (WETTEST SINCE 0.71 IN 2024)

JANUARY      18.3      19.5      -1.2      41ST COLDEST OUT OF 88 YEARS
                                           (RECORD COLDEST WAS -4.5 IN 1950)
                                           (COLDEST SINCE 16.1 IN 2024)

FEBRUARY        M      23.6         M      NOT AVAILABLE

YEAR        13.18*   12.88       +0.30      44TH DRIEST OUT OF 88 YEARS
                                            (RECORD DRIEST WAS 5.27 IN 1988)
                                            (DRIEST SINCE 11.11 IN 2024)

...MILES CITY 2025 TOP 3 DAILY MAXIMUM PRECIPITATION...

1 - 1.32   JUNE 15
2 - 1.19   OCTOBER 16
3 - 0.62   SEPTEMBER 17

MARCH        40.8      34.7      +6.1      10TH WARMEST OUT OF 89 YEARS
                                           (RECORD WARMEST WAS 47.1 IN 2012)
                                           (WARMEST SINCE 42.6 IN 2016)

APRIL        46.2      45.5      +0.7      43RD COLDEST OUT OF 89 YEARS
                                           (RECORD COLDEST WAS 38.8 TIED IN 2022)
                                           (COLDEST SINCE 43.6 IN 2023)

MAY          59.1      55.5      +3.6      TIED FOR THE 18TH WARMEST OUT OF 89 YEARS
                                           (RECORD WARMEST WAS 64.8 IN 1958)
                                           (WARMEST SINCE 61.3 IN 2023)

JUNE         66.6      65.6      +1.0      TIED FOR THE 36TH WARMEST OUT OF 89 YEARS
                                           (RECORD WARMEST WAS 78.9 IN 1988)
                                           (WARMEST SINCE 68.2 IN 2023)

JULY         74.3      74.2      +0.1      TIED FOR THE 40TH COLDEST OUT OF 89 YEARS
                                           (RECORD COLDEST WAS 64.2 IN 1993)
                                           (COLDEST SINCE 73.1 IN 2020)

AUGUST       72.8      72.5      +0.3      43RD WARMEST OUT OF 89 YEARS
                                           (RECORD WARMEST WAS 80.4 IN 1983)
                                           (WARMEST SINCE 73.5 IN 2023)

SEPTEMBER    66.0      61.2      +4.8      TIED FOR THE 11TH WARMEST OUT OF 89 YEARS
                                           (RECORD WARMEST WAS 69.4 IN 1998)
                                           (WARMEST SINCE 67.1 IN 2024)

OCTOBER      49.3      46.4      +2.9      TIED FOR THE 36TH WARMEST OUT OF 89 YEARS
                                           (RECORD WARMEST WAS 55.7 IN 1963)
                                           (WARMEST SINCE 52.8 IN 2024)

NOVEMBER     37.6      32.7      +4.9      14TH WARMEST OUT OF 89 YEARS
                                           (RECORD WARMEST WAS 42.9 IN 1949)
                                           (WARMEST SINCE 39.1 IN 2021)

DECEMBER     27.3      22.4      +4.9      TIED FOR THE 20TH WARMEST OUT OF 88 YEARS
                                           (RECORD WARMEST WAS 33.3 IN 1957)
                                           (WARMEST SINCE 28.7 IN 2024)

ALL TIME RECORD WARMEST DAILY HIGH TEMPERATURE...111 ON JUNE 26 2012

...MILES CITY 2025 BROKEN OR TIED WARMEST DAILY HIGH TEMPERATURE RECORDS...

YEAR         47.6      46.3      +1.3      22ND WARMEST OUT OF 88 YEARS
                                           (RECORD WARMEST WAS 50.1 IN 2012)
                                           (WARMEST SINCE 48.1 IN 2024)

...MILES CITY AVERAGE HIGH TEMPERATURES...

 MONTH   2025 VALUES  NORMALS   DEPARTURE  RANKING

JANUARY      27.5      30.1      -2.6      38TH COLDEST OUT OF 88 YEARS
                                           (RECORD COLDEST WAS 5.2 IN 1950)
                                           (COLDEST SINCE 26.9 IN 2024)

FEBRUARY        M      34.7         M      NOT AVAILABLE

MARCH        53.4      46.8      +6.6      12TH WARMEST OUT OF 89 YEARS
                                           (RECORD WARMEST WAS 62.3 IN 2012)
                                           (WARMEST SINCE 56.1 IN 2016)

APRIL        59.6      58.1      +1.5      TIED FOR THE 34TH WARMEST OUT OF 89 YEARS
                                           (RECORD WARMEST WAS 68.5 IN 1987)
                                           (WARMEST SINCE 62.7 IN 2024)

MAY          72.4      68.1      +4.3      TIED FOR THE 19TH WARMEST OUT OF 89 YEARS
                                           (RECORD WARMEST WAS 80.3 IN 1958)
                                           (WARMEST SINCE 74.3 IN 2023)

JUNE         80.7      78.6      +2.1      TIED FOR THE 27TH WARMEST OUT OF 89 YEARS
                                           (RECORD WARMEST WAS 93.4 IN 1988)
                                           (WARMEST SINCE 89.8 IN 2021)

JULY         88.1      88.7      -0.6      TIED FOR THE 32ND COLDEST OUT OF 89 YEARS
                                           (RECORD COLDEST WAS 74.5 IN 1993)
                                           (COLDEST SINCE 85.4 IN 2019)

AUGUST       87.0      87.4      -0.4      TIED FOR THE 40TH COLDEST OUT OF 89 YEARS
                                           (RECORD COLDEST WAS 78.5 IN 1977)
                                           (COLDEST SINCE 86.1 IN 2024)

SEPTEMBER    81.7      75.6      +6.1      8TH WARMEST OUT OF 89 YEARS
                                           (RECORD WARMEST WAS 84.3 IN 1998)
                                           (WARMEST SINCE 83.5 IN 2024)

OCTOBER      61.6      59.0      +2.6      TIED FOR THE 41ST WARMEST OUT OF 89 YEARS
                                           (RECORD WARMEST WAS 69.4 TIED IN 1963)
                                           (WARMEST SINCE 68.5 IN 2024)

NOVEMBER     49.3      44.3      +5.0      TIED FOR THE 16TH WARMEST OUT OF 89 YEARS
                                           (RECORD WARMEST WAS 55.6 TIED IN 1999)
                                           (WARMEST SINCE 52.1 IN 2021)

DECEMBER     38.0      33.1      +4.9      TIED FOR THE 21ST WARMEST OUT OF 88 YEARS
                                           (RECORD WARMEST WAS 45.0 IN 1957)
                                           (WARMEST SINCE 38.5 IN 2024)

YEAR         60.2      58.9      +1.3      TIED FOR THE 17TH WARMEST OUT OF 88 YEARS
                                           (RECORD WARMEST WAS 63.3 IN 2012)
                                           (WARMEST SINCE 60.9 IN 2024)

...MILES CITY 2025 TOP 3 WARMEST DAILY HIGH TEMPERATURES...

1 - 103   JULY  9
2 - 102   AUGUST 19
3 - 102   JULY 14

ALL TIME RECORD COLDEST DAILY LOW TEMPERATURE...-38 ON DECEMBER 24 1983

...MILES CITY 2025 BROKEN OR TIED COLDEST DAILY LOW TEMPERATURE RECORDS...

-24 ON FEBRUARY 18 (OLD RECORD -19 IN 1938)
-30 ON FEBRUARY 19 (OLD RECORD -26 IN 1959)
41 ON JUNE 23 (OLD RECORD 43 IN 1942)
-14 ON NOVEMBER 30 (OLD RECORD -12 IN 1975)

ALL TIME DAILY PRECIPITATION RECORD...2.91 ON APRIL 24 2016

...MILES CITY 2025 BROKEN OR TIED DAILY PRECIPITATION RECORDS...

82 ON MARCH 27 (TIED RECORD IN 1946)
90 ON MAY 10 (OLD RECORD 89 IN 1961)
92 ON MAY 11 (TIED RECORD IN 1958)
102 ON AUGUST 19 (OLD RECORD 101 IN 2008)
70 ON NOVEMBER 13 (OLD RECORD 66 IN 1942)

...MILES CITY 2025 TOP 3 COLDEST DAILY HIGH TEMPERATURES...

1 - -8   FEBRUARY 18
2 - -8   FEBRUARY 17
3 - -8   FEBRUARY 11

ALL TIME RECORD WARMEST DAILY HIGH TEMPERATURE...111 ON JUNE 26 2012

...MILES CITY 2025 BROKEN OR TIED WARMEST DAILY HIGH TEMPERATURE RECORDS...

-24 ON FEBRUARY 18 (OLD RECORD -19 IN 1938)
-30 ON FEBRUARY 19 (OLD RECORD -26 IN 1959)
41 ON JUNE 23 (OLD RECORD 43 IN 1942)
-14 ON NOVEMBER 30 (OLD RECORD -12 IN 1975)

$$