Climatological Report (Daily)
Issued by NWS

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046
CDUS46 KBOI 210936
CLIONO

CLIMATE REPORT
NATIONAL WEATHER SERVICE BOISE ID
336 AM MDT FRI AUG 21 2026

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

...THE ONTARIO OR CLIMATE SUMMARY FOR AUGUST 20 2026...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1945 TO 2026


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
...................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         98    321 PM 107    1967  93      5       94
  MINIMUM         56    625 AM  41    1964  58     -2       66
  AVERAGE         77                        75      2       80

PRECIPITATION (IN)
  YESTERDAY        0.00          0.39 1954   0.01  -0.01     0.00
  MONTH TO DATE    0.01                      0.09  -0.08      T
  SINCE OCT 1      9.70                      9.16   0.54    11.84
  SINCE JAN 1      6.16                      6.25  -0.09     6.67

DEGREE DAYS
 HEATING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE JUN 1     40                        34      6       27
  SINCE JUL 1      0                         2     -2        0

 COOLING
  YESTERDAY       12                        10      2       15
  MONTH TO DATE  247                       257    -10      242
  SINCE JUN 1    862                       847     15      889
  SINCE JAN 1    913                       906      7      946
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED     9   HIGHEST WIND DIRECTION     N (340)
  HIGHEST GUST SPEED    11   HIGHEST GUST DIRECTION     N (340)
  AVERAGE WIND SPEED     1.9


SKY COVER
  AVERAGE SKY COVER 0.0


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  NO SIGNIFICANT WEATHER WAS OBSERVED.


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    65           700 AM
 LOWEST     17           100 PM
 AVERAGE    41

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


THE ONTARIO OR CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   92       104      1961
                                             1969
 MINIMUM TEMPERATURE (F)   57        41      1974


SUNRISE AND SUNSET
AUGUST 21 2026........SUNRISE   659 AM MDT   SUNSET   843 PM MDT
AUGUST 22 2026........SUNRISE   700 AM MDT   SUNSET   841 PM MDT


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




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