


Climatological Report (Monthly)
Issued by NWS Billings, MT
Issued by NWS Billings, MT
998 CXUS55 KBYZ 011028 CLMBIL CLIMATE REPORT NATIONAL WEATHER SERVICE BILLINGS MT 425 AM MDT TUE JUL 01 2025 ................................... ...THE BILLINGS MT CLIMATE SUMMARY FOR THE MONTH OF JUNE 2025... CLIMATE NORMAL PERIOD 1991 TO 2020 CLIMATE RECORD PERIOD 1934 TO 2025 WEATHER OBSERVED NORMAL DEPART VALUE DATE(S) VALUE FROM NORMAL ................................................ TEMPERATURE (F) HIGHEST 90 06/09 LOWEST 41 06/23 AVG. MAXIMUM 77.9 77.0 0.9 AVG. MINIMUM 52.3 52.4 -0.1 MEAN 65.1 64.7 0.4 DAYS MAX >= 90 1 DAYS MAX <= 32 0 DAYS MIN <= 32 0 DAYS MIN <= 0 0 PRECIPITATION (INCHES) TOTALS 1.92 2.22 -0.30 DAYS >= .01 12 DAYS >= .10 7 DAYS >= .50 1 DAYS >= 1.00 0 GREATEST 24 HR. TOTAL 0.53 06/21 TO 06/22 SNOWFALL (INCHES) TOTALS 0.0 0.0 0.0 SINCE 7/1 64.2 57.4 6.8 SNOWDEPTH AVG. 0 DAYS >= TRACE 0 DAYS >= 1.0 0 GREATEST SNOW DEPTH 0 24 HR TOTAL MM DEGREE DAYS HEATING TOTAL 71 90 -19 SINCE 7/1 6277 6755 -478 COOLING TOTAL 81 81 0 SINCE 1/1 97 96 1 ................................................ WIND (MPH) AVERAGE WIND SPEED 8.2 HIGHEST WIND SPEED/DIRECTION 40/350 DATE 06/16 HIGHEST GUST SPEED/DIRECTION 57/360 DATE 06/16 AVERAGE RH (PERCENT) 57 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 10 MIXED PRECIP 0 HEAVY RAIN 5 RAIN 6 LIGHT RAIN 16 FREEZING RAIN 0 LT FREEZING RAIN 0 HAIL 0 HEAVY SNOW 0 SNOW 0 LIGHT SNOW 0 SLEET 0 FOG 6 FOG W/VIS <= 1/4 MILE 0 HAZE 2 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. && ...MAY 2025 MONTH IN REVIEW FOR BILLINGS... BELOW IS A SUMMARY OF THE TEMPERATURE...PRECIPITATION...AND WIND STATISTICS FOR BILLINGS FOR MAY 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...SNOWFALL...AND TEMPERATURES USE A PERIOD OF RECORD THAT STARTED IN AUGUST 1934 AT THE BILLINGS AIRPORT. MONTHLY RANKINGS FOR WIND USE A PERIOD OF RECORD THAT STARTED IN 1984. NUMBERS DENOTED WITH AN * IS MISSING DATA IN THE CALCULATION. ...BILLINGS MONTHLY PRECIPITATION... MONTH 2025 VALUES NORMALS DEPARTURE RANKING MAY T 2.36 -2.36 TIED FOR THE 28TH WETTEST OUT OF 91 YEARS (RECORD WETTEST WAS 0.38 TIED IN 1997) (WETTEST SINCE 0.08 IN 2024) ...BILLINGS MAY 2025 BROKEN OR TIED DAILY PRECIPITATION RECORDS... NONE ...BILLINGS MONTHLY SNOWFALL... MONTH 2025 VALUES NORMALS DEPARTURE RANKING MAY 0.0 0.9 0.9 TIED FOR THE RECORD LEAST SNOWIEST OUT OF 91 YEARS (OLD RECORD LEAST SNOWIEST WAS 0.0 TIED IN 2023) ...BILLINGS MAY 2025 BROKEN OR TIED DAILY SNOWFALL RECORDS... NONE ...BILLINGS AVERAGE TEMPERATURES... MONTH 2025 VALUES NORMALS DEPARTURE RANKING MAY M 55.3 M NOT AVAILABLE ...BILLINGS AVERAGE HIGH TEMPERATURES... MONTH 2025 VALUES NORMALS DEPARTURE RANKING MAY M 66.9 M NOT AVAILABLE ...BILLINGS MAY 2025 BROKEN OR TIED WARMEST DAILY HIGH TEMPERATURE RECORDS... NONE ...BILLINGS MAY 2025 BROKEN OR TIED COLDEST DAILY HIGH TEMPERATURE RECORDS... NONE ...BILLINGS AVERAGE LOW TEMPERATURES... MONTH 2025 VALUES NORMALS DEPARTURE RANKING MAY M 43.8 M NOT AVAILABLE ...BILLINGS MAY 2025 BROKEN OR TIED WARMEST DAILY LOW TEMPERATURE RECORDS... NONE ...BILLINGS MAY 2025 BROKEN OR TIED COLDEST DAILY LOW TEMPERATURE RECORDS... NONE ...BILLINGS MONTHLY WIND AVERAGES... MONTH 2025 VALUES NORMALS DEPARTURE RANKING MAY M 9.9 M NOT AVAILABLE $$