791
CXUS55 KRIW 031720
CLMRKS
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
1049 AM MDT FRI APR 03 2026
...PRELIMINARY MONTHLY CLIMATE SUMMARY FOR ROCK SPRINGS FOR THE
MONTH OF MARCH 2026...
...OFFICIAL CLIMATE DATA FOR THE MONTH OF MARCH 2026 WILL BE
AVAILABLE IN APPROXIMATELY 60 DAYS FROM THE NATIONAL CENTERS FOR
ENVIRONMENTAL INFORMATION (HTTP://WWW.NCDC.NOAA.GOV/CDO-
WEB/DATASETS). UNOFFICIAL ASOS DAILY SUMMARIES ARE AVAILABLE ON THE
INTERNET AT HTTP://WWW.WEATHER.GOV/CLIMATE/INDEX.PHP?WFO=RIW
..ROCK SPRINGS WAS WETTER THAN NORMAL WITH RECORD WARMTH
THE AVERAGE TEMPERATURE FOR ROCK SPRINGS IN MARCH WAS 45.1 DEGREES
WHICH WAS 11.1 DEGREES ABOVE NORMAL. IT WAS THE 1ST WARMEST MARCH
SINCE RECORDS BEGAN IN 1948. THE WARMEST READING FOR THE MONTH WAS
78 DEGREES ON THE 25TH...WHICH BROKE THE 2012 RECORD OF 67. THIS
ALSO SET A NEW ALL-TIME RECORD HIGH FOR MARCH...BEATING 72 DEGREES
SET ON MARCH 31ST 2012. SEVERAL OTHER RECORD HIGHS WERE SET AND ARE
LISTED BELOW. THE COLDEST TEMPERATURE WAS 13 DEGREES ON THE 15TH.
DATENEWOLDYEAR
19TH75632004
20TH75652004
21ST76682004
24TH73671956
28TH72702015
29TH69671978
30TH67 (T)671978
PRECIPITATION FOR THE MONTH WAS 0.69 INCHES...WHICH WAS 119 PERCENT
OF NORMAL. THE WETTEST 24-HOUR PERIOD WAS ON THE 2ND-3RD WITH 0.52
INCHES. THE 2ND HAD 0.35 INCHES AND BROKE THE 1985 RECORD OF 0.27
INCHES. THE HIGHEST WIND GUST WAS 70 MPH FROM THE WEST ON THE 14TH.
..THE ROCK SPRINGS WY CLIMATE SUMMARY FOR THE MONTH OF MARCH 2026
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1948 TO 2026
WEATHER OBSERVED NORMAL DEPART LAST YEAR'S
VALUE DATE(S) VALUE FROM VALUE
NORMAL
..........................................................
TEMPERATURE (F)
RECORD
HIGH 78 03/25/2026
LOW -12 03/11/1969
HIGHEST 78R 03/25
LOWEST 13 03/15
AVG. MAXIMUM 57.9R 43.9 14.0
AVG. MINIMUM 32.3R 24.1 8.2
MEAN 45.1R 34.0 11.1
DAYS MAX >= 90 0
DAYS MAX <= 32 0
DAYS MIN <= 32 16
DAYS MIN <= 0 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 1.97 1977
MINIMUM T 2013
TOTALS 0.69 0.58 0.11 1.23
DAILY AVG. 0.02 0.02 0.00
DAYS >= .01 4
DAYS >= .10 2
DAYS >= .50 0
DAYS >= 1.00 0
GREATEST
24 HR. TOTAL 0.52 03/02 TO 03/03
STORM TOTAL 0.35
SNOWFALL (INCHES)
TOTALS MM 6.4 MM
SINCE 7/1 MM 42.1 MM
SNOWDEPTH AVG. MM
DAYS >= 1.0 MM
DEGREE DAYS
HEATING TOTAL 610 961 -351
SINCE 7/1 4992 6751 -1759
COOLING TOTAL 0 0 0
SINCE 1/1 0 0 0
..........................................................
WIND (MPH)
AVERAGE WIND SPEED 14.8
RESULTANT WIND SPEED/DIRECTION 13/260
HIGHEST WIND SPEED/DIRECTION 52/260 DATE 03/14
HIGHEST GUST SPEED/DIRECTION 70/280 DATE 03/14
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.26
NUMBER OF DAYS FAIR 22
NUMBER OF DAYS PC 7
NUMBER OF DAYS CLOUDY 2
AVERAGE RH (PERCENT) 46
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 1 MIXED PRECIP 0
HEAVY RAIN 0 RAIN 1
LIGHT RAIN 5 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 1 SNOW 4
LIGHT SNOW 6 SLEET 0
FOG 6 FOG W/VIS <= 1/4 MILE 2
HAZE 0
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
LOOKING AHEAD TO APRIL 2026. THE AVERAGE HIGH TEMPERATURE ON THE
FIRST OF THE MONTH IS 49 DEGREES...AND THE AVERAGE LOW TEMPERATURE
IS 27 DEGREES. THE AVERAGE HIGH BY THE END OF THE MONTH IS 57
DEGREES AND THE AVERAGE LOW TEMPERATURE IS 33. THE AVERAGE MONTHLY
PRECIPITATION IS 0.91 INCHES.
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