315
CXUS55 KGGW 051815 CCA
CLAGGW
CLIMATE REPORT
NATIONAL WEATHER SERVICE GLASGOW, MT
1208 PM MST SAT JAN 03 2026
..CORRECTED TO ADD RECORD STATS AT THE BOTTOM
...............................
..THE GLASGOW MT CLIMATE SUMMARY FOR THE YEAR OF 2025
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1893 TO 2026
WEATHER OBSERVED NORMAL DEPART LAST YEAR'S
VALUE DATE(S) VALUE FROM VALUE
NORMAL
..........................................................
TEMPERATURE (F)
RECORD
HIGH 113 07/31/1900
LOW -59 02/15/1936
HIGHEST 101 MM MM
LOWEST -31 MM MM
MEAN 44.8
PRECIPITATION (INCHES)
RECORD
MAXIMUM 22.96 2011
TOTALS 13.45 13.44 0.01
SNOWFALL (INCHES)
RECORDS
TOTAL 83.4 2011
TOTALS 41.0 40.7 32.6
DEGREE DAYS
HEATING TOTAL 7805
COOLING TOTAL 599
..........................................................
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
2025 WAS A NOTABLE WEATHER YEAR FOR GLASGOW. OVERALL, 2025 WAS THE
19TH WARMEST YEAR WITH AN AVERAGE TEMPERATURE OF 44.8 DEGREES. IT'S
IMPORTANT TO NOTE THIS AVERAGE IS USING DATA SINCE 1948. TWO LOCALLY
NOTABLE STORMS AFFECTED GLASGOW THIS YEAR: A SEVERE THUNDERSTORM ON
JUNE 15TH AND A BLIZZARD ON DECEMBER 17TH. BOTH EVENTS INFLICTED
DAMAGES IN TOWN AS WELL AS OTHER LOCATIONS ACROSS NORTHEAST MONTANA.
TOTAL PRECIPITATION FOR 2025 WAS 13.45" WHICH IS 0.01" ABOVE
AVERAGE. TOTAL SNOWFALL FOR 2025 WAS 41.0" WHICH IS 0.3" ABOVE
NORMAL. OF THE 41.0" OF 2025 SNOW, 15.1" FELL FROM JANUARY THROUGH
MARCH WHEREAS 25.9" FELL FROM NOVEMBER THROUGH DECEMBER.
OTHER RECORDS OF NOTE:
MARCH WAS THE 6TH WARMEST MARCH ON RECORD.
APRIL WAS THE DRIEST APRIL SINCE 1984, WITH 0.1" OF PRECIPITATION.
SPRING (MAR - APR - MAY) 2025 WAS THE 7TH WARMEST SPRING, AND DRIEST
SPRING SINCE 2017.
NOTABLE WIND GUST ON MAY 10TH OF 69 MPH.
JUNE 22ND WAS UNUSUALLY COLD WITH A HIGH OF 55, WHICH IS THE COLDEST
JUNE HIGH SINCE 2009.
JUNE HAD A LOW TEMPERATURE BELOW 40 FOR THE FIRST TIME SINCE 2014.
A SEVERE THUNDERSTORM ON JUNE 15TH PRODUCED A GUST OF 71 MPH AND
HALF DOLLAR SIZED (1.5") HAIL. THIS WIND GUST BROKE THE RECORD FOR
HIGHEST JUNE WIND GUST. NUMEROUS REPORTS OF WIND AND HAIL DAMAGE
WERE REPORTED IN TOWN DUE TO THIS STORM, AS WELL AS OTHER STORMS
THAT DAY ACROSS THE CWA.
JULY 15TH HAD A RECORD LOW HIGH TEMPERATURE OF 64 DEGREES.
JULY HAD ONLY ONE DAY WITH TRIPPLE DIGIT TEMPERATURES.
JULY WAS THE 7TH WETTEST, AND HAD THE MOST PRECIPITATION SINCE 2011.
JULY HAD THREE CALENDAR DAYS WITH PRECIPITATION EXCEEDING 0.50" OF
PRECIPITATION.
AUGUST HAD ONLY ONE DAY WITH TRIPPLE DIGIT TEMPERATURES.
SUMMER (JUN - JUL - AUG) 2025 WAS THE COOLEST AND WETTEST SUMMER
SINCE 2019 WITH AN AVERAGE TEMPERATURE OF 69 DEGREES.
OCTOBER 12TH HAD THE FIRST TRACE OF SNOWFALL FOR THE FALL SEASON.
NOVEMBER 13TH HAD A RECORD HIGH TEMPERATURE OF 64 DEGREES.
NOVEMBER ENDED WITH TWO LOW TEMPERATURES OF 16 BELOW, WHICH IS VERY
MUCH BELOW AVERAGE.
FALL (SEP - OCT - NOV) 2025 WAS THE 5TH WARMEST FALL.
DECEMBER WAS THE WETTEST ON RECORD WITH 1.72" OF PRECIPITATION.
DECEMBER WAS THE THIRD WETTEST WINTER MONTH ON RECORD (DEC - JAN -
FEB).
DECEMBER WAS THE THIRD SNOWIEST DECEMBER WITH 21" OF SNOW.
DECEMBER 11 WAS THE WETTEST DECEMBER DAY ON RECORD, WITH 0.94" OF
PRECIPITATION WITH 7.5 INCHES OF SNOW.
A BLIZZARD ON DECEMBER 17TH PRODUCED A GUST OF 78 MPH. THIS WIND
GUST BROKE THE RECORD FOR HIGHEST DECEMBER WIND GUST. NUMEROUS
REPORTS OF WIND DAMAGE WERE REPORTED IN TOWN DUE TO THIS STORM AS
WELL AS ACROSS THE CWA.
2025 HAD 11 DAILY TEMPERATURE RECORDS TIED OR BROKEN. THEY WERE 6
WARM TEMPERATURE RECORDS AND 5 COLD TEMPERATURE RECORDS.
RDJ
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