955
CXUS55 KBYZ 011138
CLMMLS
CLIMATE REPORT
NATIONAL WEATHER SERVICE BILLINGS MT
538 AM MDT FRI MAY 01 2026
...............................
..THE MILES CITY MT CLIMATE SUMMARY FOR THE MONTH OF APRIL 2026
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1937 TO 2026
WEATHER OBSERVED NORMAL DEPART
VALUE DATE(S) VALUE FROM
NORMAL
............................................
TEMPERATURE (F)
HIGHEST 85 04/22
LOWEST 21 04/17
AVG. MAXIMUM 58.2 58.1 0.1
AVG. MINIMUM 32.3 32.9 -0.6
MEAN 45.3 45.5 -0.2
DAYS MAX >= 90 0
DAYS MAX <= 32 0
DAYS MIN <= 32 20
DAYS MIN <= 0 0
PRECIPITATION (INCHES)
TOTALS 1.42 1.54 -0.12
DAYS >= .01 9
DAYS >= .10 5
DAYS >= .50 0
DAYS >= 1.00 0
GREATEST
24 HR. TOTAL 0.69 04/12 TO 04/13
DEGREE DAYS
HEATING TOTAL 588 586 2
SINCE 7/1 5951 7173 -1222
COOLING TOTAL 2 1 1
SINCE 1/1 2 1 1
............................................
WIND (MPH)
AVERAGE WIND SPEED 11.3
HIGHEST WIND SPEED/DIRECTION 48/330 DATE 04/07
HIGHEST GUST SPEED/DIRECTION 68/330 DATE 04/07
AVERAGE RH (PERCENT) 61
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 3 MIXED PRECIP 0
HEAVY RAIN 4 RAIN 3
LIGHT RAIN 9 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 1 SNOW 1
LIGHT SNOW 5 SLEET 0
FOG 8 FOG W/VIS <= 1/4 MILE 3
HAZE 0
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
CLICK HERE TO GO TO PREVIOUS BULLETINS.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 MAY 1934 AT OR NEAR THE SHERIDAN AIRPORT.
NUMBERS DENOTED WITH AN * IS MISSING DATA IN THE CALCULATION.
..SHERIDAN MONTHLY PRECIPITATION
MONTH 2026 VALUES NORMALS DEPARTURE RANKING
MARCH 1.23 1.02 +0.21 TIED FOR THE 41ST WETTEST OUT OF 119 YEARS
(RECORD WETTEST WAS 3.43 IN 2017)
(WETTEST SINCE 1.98 IN 2025)
..SHERIDAN MARCH 2026 BROKEN OR TIED DAILY PRECIPITATION RECORDS
NONE
..SHERIDAN AVERAGE TEMPERATURES
MONTH 2026 VALUES NORMALS DEPARTURE RANKING
MARCH 43.2 35.7 +7.5 4TH WARMEST OUT OF 119 YEARS
(RECORD WARMEST WAS 45.5 IN 2012)
(WARMEST SINCE 45.5 IN 2012)
..SHERIDAN AVERAGE HIGH TEMPERATURES
MONTH 2026 VALUES NORMALS DEPARTURE RANKING
MARCH 58.7 49.0 +9.7 3RD WARMEST OUT OF 119 YEARS
(RECORD WARMEST WAS 61.8 IN 2012)
(WARMEST SINCE 61.8 IN 2012)
...SHERIDAN MARCH 2026 BROKEN OR TIED WARMEST DAILY HIGH TEMPERATURE RECORDS...
70 ON MARCH 8 (OLD RECORD 64 IN 1990)
78 ON MARCH 18 (OLD RECORD 76 IN 2017)
81 ON MARCH 19 (OLD RECORD 75 IN 1997)
81 ON MARCH 20 (OLD RECORD 78 IN 1910)
83 ON MARCH 21 (OLD RECORD 76 IN 2009)
78 ON MARCH 25 (OLD RECORD 77 IN 2007)
...SHERIDAN MARCH 2026 BROKEN OR TIED COLDEST DAILY HIGH TEMPERATURE RECORDS...
NONE
..SHERIDAN AVERAGE LOW TEMPERATURES
MONTH 2026 VALUES NORMALS DEPARTURE RANKING
MARCH 27.6 22.4 +5.2 7TH WARMEST OUT OF 119 YEARS
(RECORD WARMEST WAS 30.7 IN 1986)
(WARMEST SINCE 28.9 IN 2017)
...SHERIDAN MARCH 2026 BROKEN OR TIED WARMEST DAILY LOW TEMPERATURE RECORDS...
40 ON MARCH 8 (OLD RECORD 39 IN 1986)
...SHERIDAN MARCH 2026 BROKEN OR TIED COLDEST DAILY LOW TEMPERATURE RECORDS...
NONE
CLICK HERE TO GO TO PREVIOUS BULLETINS.
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