Climatological Report (Annual)
Issued by NWS Billings, MT
Issued by NWS Billings, MT
799 CXUS55 KBYZ 011910 CLABIL CLIMATE REPORT NATIONAL WEATHER SERVICE BILLINGS MT 1210 PM MST FRI JAN 01 2021 ................................... ...THE BILLINGS MT CLIMATE SUMMARY FOR THE YEAR OF 2020... CLIMATE NORMAL PERIOD 1981 TO 2010 CLIMATE RECORD PERIOD 1934 TO 2020 WEATHER OBSERVED NORMAL DEPART VALUE DATE(S) VALUE FROM NORMAL ................................................ TEMPERATURE (F) RECORD HIGH 108 07/14/2002 LOW -38 02/15/1936 HIGHEST 102 09/05 LOWEST -11 01/15 AVG. MAXIMUM 60.6 59.5 1.1 AVG. MINIMUM 37.5 36.8 0.7 MEAN 49.1 48.2 0.9 DAYS MAX >= 90 39 11.0 DAYS MAX <= 32 35 -2.0 DAYS MIN <= 32 152 14.0 DAYS MIN <= 0 5 -8.5 PRECIPITATION (INCHES) RECORD MAXIMUM 26.81 1978 MINIMUM 6.86 2012 TOTALS 13.24 13.66 -0.42 DAYS >= .01 90 -6.5 DAYS >= .10 34 -4.1 DAYS >= .50 8 2.8 DAYS >= 1.00 2 1.1 SNOWFALL (INCHES) RECORDS TOTAL 127.9 1955 TOTALS 60.4 55.0 5.4 DAYS >= TRACE 72 39.0 33.0 DAYS >= 1.0 20 17.0 3.0 GREATEST SNOW DEPTH 9 10/19 DEGREE DAYS HEATING TOTAL 6473 6781 -308 COOLING TOTAL 761 637 124 FREEZE DATES RECORD EARLIEST 09/04/1962 LATEST 06/13/1969 EARLIEST 10/16 LATEST 04/17 ................................................ WIND (MPH) AVERAGE WIND SPEED 11.2 RESULTANT WIND SPEED/DIRECTION 5/260 HIGHEST WIND SPEED/DIRECTION 55/270 DATE 08/03 HIGHEST GUST SPEED/DIRECTION 67/270 DATE 08/03 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 33 MIXED PRECIP 0 HEAVY RAIN 6 RAIN 16 LIGHT RAIN 88 FREEZING RAIN 1 LT FREEZING RAIN 1 HAIL 7 HEAVY SNOW 5 SNOW 17 LIGHT SNOW 70 SLEET 2 FOG 81 FOG W/VIS <= 1/4 MILE 21 HAZE 24 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$