474
CXUS55 KGGW 012041
CLMGGW
CLIMATE REPORT
NATIONAL WEATHER SERVICE GLASGOW, MT
540 AM MDT SAT AUG 01 2026
...............................
..THE GLASGOW MT CLIMATE SUMMARY FOR THE MONTH OF JULY 2026
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 DATE(S)
NORMAL
............................................................
TEMPERATURE (F)
RECORD
HIGH 113 07/31/1900
LOW 34 07/08/1904
HIGHEST 102 07/12 100
07/25
LOWEST 55 07/01 51
07/02
07/04
AVG. MAXIMUM 88.8 85.5 3.3 83.8
AVG. MINIMUM 61.9 3.4 57.7
MEAN 75.4 72.0 3.4 70.8
DAYS MAX >= 90 15 8
DAYS MAX <= 32 0 0
DAYS MIN <= 32 0 0
DAYS MIN <= 0 0 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 5.93 1993
MINIMUM T 1894
TOTALS 3.25 1.95 1.30 3.69
DAILY AVG. 0.10 0.06 0.04 0.12
DAYS >= .01 9 14
DAYS >= .10 5
DAYS >= .50 2 3
DAYS >= 1.00 1 0
GREATEST
24 HR. TOTAL 1.89 07/03 TO 07/03
SNOWFALL (INCHES)
RECORDS
TOTAL MM MM
SNOW DEPTH MM MM
TOTALS 0.0 0.0 0.0 0.0
SINCE 7/1 0.0 0.0 0.0 MM
SNOWDEPTH AVG. 0 0
DAYS >= TRACE 0 0
DAYS >= 1.0 0 0
GREATEST
SNOW DEPTH 0 0 MM
24 HR TOTAL 0.0
DEGREE DAYS
HEATING TOTAL 2 14 -12 11
SINCE 7/1 2 10 -8 MM
COOLING TOTAL 332 230 102 198
SINCE 1/1 428 319 109 MM
............................................................
WIND (MPH)
AVERAGE WIND SPEED 9.4
HIGHEST WIND SPEED/DIRECTION 45/260 DATE 07/03
HIGHEST GUST SPEED/DIRECTION 60/280 DATE 07/03
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.14
NUMBER OF DAYS FAIR 27
NUMBER OF DAYS PC 2
NUMBER OF DAYS CLOUDY 2
AVERAGE RH (PERCENT) 59
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 4 MIXED PRECIP 0
HEAVY RAIN 2 RAIN 4
LIGHT RAIN 13 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 1
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 0 SLEET 0
FOG 8 FOG W/VIS <= 1/4 MILE 1
HAZE 5
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
JULY WAS SLIGHTLY WARMER AND MUCH WETTER THAN NORMAL IN GLASGOW. THE
AVERAGE TEMPERATURE WAS 88.8 DEGREES, WHICH WAS 3.3 DEGREES ABOVE
NORMAL. THE HIGH TEMPERATURE FOR THE MONTH WAS 102, WHICH OCCURED ON
THE 12TH AND THE 25TH. THERE WERE 13 DAYS IN THE MONTH WHERE THE
TEMPERATURE WAS 90 DEGREES OR HIGHER. THE LOW TEMPERATURE FOR THE
MONTH WAS 55, WHICH OCCURED ON THE 1ST, THE 2ND, AND THE 4TH. THE
LOWEST MAXIMUM TEMPERATURE OCCURED ON JULY 7TH WHICH HAD A HIGH
TEMPERATURE OF 65.
PRECIPITATION FOR THE MONTH OF JULY WAS 3.25". THIS WAS 1.30" ABOVE
NORMAL. MEASURABLE PRECIPITATION OF 0.01" OR MORE WAS REPORTED ON 9
DAYS. THE HIGHEST PRECIPITATION IN A 24 HOUR PERIOD OCCURED ON THE
3RD, WHEN 1.98" WAS RECORDED. THIS SET A DAILY MAXIMUM RAINFALL
RECORD, WHICH BREAKS THE OLD RECORD OF 1.02" SET IN 2000. IT WAS THE
4TH WETTEST JULY DAY ON RECORD AND WETTEST JULY DAY SINCE JULY 11,
1975 WHEN 2.36" OF RAIN FELL. ON THIS DATE A SLOW MOVING SEVERE
THUNDERSTORM PRODUCED EXCESSIVE RAINFALL IN A SHORT PERIOD OVER THE
CITY OF GLASGOW. RAINFALL RATES EXCEEDING 2" PER HOUR LED TO URBAN
AND STREET FLOODING. RAINFALL TOTALS MEASURED FROM 2 TO 4" FOR MANY
LOCATIONS IN TOWN. WHILE A SINGLE DAY'S RECORD RAINFALL WAS BROKEN,
THIS JULY WAS THE 11TH WETTEST JULY, WITH JULY 2025 BEING THE 7TH
WITH 3.69".
GUSTY WINDS OCCURED THROUGHOUT THE MONTH, WITH THE STRONGEST GUST OF
60 MPH RECORDED ON THE 3RD. THERE WERE 3 OTHER DAYS WITH GUSTS OF 40
MPH OR MORE. THE WINDIEST DAY WAS THE 14TH WITH AN AVERAGE WIND
SPEED OF 15.5 MPH.
LOOKING AHEAD TO AUGUST, THE NORMAL HIGH RANGES FROM 88 AT THE
BEGINNING OF THE MONTH TO 80 AT THE END. LOW TEMPERATURES DROP FROM
60 TO 53. NORMAL PRECIPITATION FOR THE MONTH OF AUGUST IS 1.23".
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page