109
CXUS55 KRIW 031718
CLMRIW
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
1049 AM MDT FRI APR 03 2026
...PRELIMINARY MONTHLY CLIMATE SUMMARY FOR RIVERTON 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
..RIVERTON WAS DRIER WITH RECORD WARMTH IN MARCH.
THE AVERAGE TEMPERATURE FOR RIVERTON IN MARCH WAS 47.3 DEGREES WHICH
WAS 11.7 DEGREES ABOVE NORMAL. IT WAS THE WARMEST MARCH SINCE
RECORDS BEGAN IN 1996. THE WARMEST READING FOR THE MONTH WAS 82
DEGREES ON THE 25TH AND BROKE THE 2012 RECORD OF 73. IT ALSO SET A
NEW ALL-TIME RECORD HIGH FOR MARCH...BEATING THE PREVIOUS RECORD OF
76 SET ON MARCH 31ST 2012. THE COLDEST READING WAS 12 DEGREES ON THE
15TH.
DATENEWOLDYEAR
8TH 64 (T)642021
19TH80721997
(EARLIEST 80-DEGREE DAY FOR THE YEAR. PREVIOUS WAS APRIL 23RD 2012)
20TH79711997
21ST81692009
24TH74692004
29TH74672015
30TH73722012
PRECIPITATION FOR THE MONTH WAS 0.15 INCHES...WHICH IS 23 PERCENT OF
NORMAL. IT WAS THE 5TH DRIEST MARCH ON RECORD. THE WETTEST 24-HOURS
WAS THE 6TH WHEN 0.08 INCHES FELL. NO PRECIPITATION OR SNOWFALL
RECORDS WERE BROKEN THIS MONTH.
SNOWFALL FOR THE MONTH WAS 3.3 INCHES. THE SNOWIEST 24-HOURS WAS ON
THE 6TH WHEN 1.7 INCHES FELL. THE HIGHEST WIND GUST WAS 80 MPH FROM
THE WEST AND OCCURRED ON THE 12TH.
..THE RIVERTON WY CLIMATE SUMMARY FOR THE MONTH OF MARCH 2026
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1995 TO 2026
WEATHER OBSERVED NORMAL DEPART LAST YEAR'S
VALUE DATE(S) VALUE FROM VALUE
NORMAL
..........................................................
TEMPERATURE (F)
RECORD
HIGH 82 03/25/2026
LOW -13 03/10/2022
03/10/2022
HIGHEST 82R 03/25
LOWEST 12 03/15
AVG. MAXIMUM 61.7R 48.5 13.2
AVG. MINIMUM 32.9R 22.7 10.2
MEAN 47.3R 35.6 11.7
DAYS MAX >= 90 0
DAYS MAX <= 32 1
DAYS MIN <= 32 14
DAYS MIN <= 0 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 3.71 2017
MINIMUM T 2004
TOTALS 0.15 0.65 -0.50 1.72
DAILY AVG. 0.00 0.02 -0.02
DAYS >= .01 3
DAYS >= .10 0
DAYS >= .50 0
DAYS >= 1.00 0
GREATEST
24 HR. TOTAL 0.08 03/06 TO 03/06
STORM TOTAL 0.08
SNOWFALL (INCHES)
TOTALS 3.3 MM MM
SINCE 7/1 11.3 MM MM
SNOWDEPTH AVG. 0
DAYS >= 1.0 2
DEGREE DAYS
HEATING TOTAL 543 912 -369
SINCE 7/1 4836 6790 -1954
COOLING TOTAL 0 0 0
SINCE 1/1 0 0 0
..........................................................
WIND (MPH)
AVERAGE WIND SPEED 12.6
RESULTANT WIND SPEED/DIRECTION 7/290
HIGHEST WIND SPEED/DIRECTION 60/260 DATE 03/12
HIGHEST GUST SPEED/DIRECTION 80/260 DATE 03/12
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.13
NUMBER OF DAYS FAIR 29
NUMBER OF DAYS PC 2
NUMBER OF DAYS CLOUDY 0
AVERAGE RH (PERCENT) 43
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 0 MIXED PRECIP 0
HEAVY RAIN 0 RAIN 0
LIGHT RAIN 2 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 0 SNOW 1
LIGHT SNOW 3 SLEET 0
FOG 2 FOG W/VIS <= 1/4 MILE 1
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 54 DEGREES...AND THE AVERAGE LOW TEMPERATURE
IS 27 DEGREES. THE AVERAGE HIGH AT THE END OF THE MONTH IS 61
DEGREES AND THE AVERAGE LOW TEMPERATURE IS 34. THE AVERAGE MONTHLY
PRECIPITATION IS 1.20 INCHES.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page