Climatological Report (Annual)
Issued by NWS
Issued by NWS
000 CXUS55 KBYZ 011610 CLALVM CLIMATE REPORT NATIONAL WEATHER SERVICE BILLINGS MT 903 AM MST SAT JAN 01 2022 ................................... ...THE LIVINGSTON MT CLIMATE SUMMARY FOR THE YEAR OF 2021... CLIMATE NORMAL PERIOD 1991 TO 2020 CLIMATE RECORD PERIOD 1948 TO 2021 WEATHER OBSERVED NORMAL DEPART VALUE DATE(S) VALUE FROM NORMAL ................................................ TEMPERATURE (F) RECORD HIGH 105 08/05/1961 LOW -41 12/24/1983 HIGHEST 102 07/19 LOWEST -28 02/13 AVG. MAXIMUM 60.5 58.3 2.2 AVG. MINIMUM 33.5 32.6 0.9 MEAN 47.0 45.4 1.6 DAYS MAX >= 90 45 16.9 DAYS MAX <= 32 29 -5.9 DAYS MIN <= 32 158 -3.6 DAYS MIN <= 0 16 2.8 PRECIPITATION (INCHES) RECORD MAXIMUM 18.11 2019 MINIMUM 8.62 2012 TOTALS 11.62 14.55 -2.93 DAYS >= .01 95 -11.1 DAYS >= .10 36 -6.3 DAYS >= .50 2 -3.3 DAYS >= 1.00 0 -0.8 DEGREE DAYS HEATING TOTAL 6942 7375 -433 COOLING TOTAL 521 278 243 FREEZE DATES RECORD EARLIEST 08/17/2002 LATEST 06/29/1968 EARLIEST 09/16 LATEST 05/30 ................................................ WIND (MPH) AVERAGE WIND SPEED 15.1 HIGHEST WIND SPEED/DIRECTION 69/210 DATE 12/01 HIGHEST GUST SPEED/DIRECTION 87/190 DATE 12/19 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 28 MIXED PRECIP 0 HEAVY RAIN 16 RAIN 22 LIGHT RAIN 98 FREEZING RAIN 0 LT FREEZING RAIN 1 HAIL 0 HEAVY SNOW 9 SNOW 24 LIGHT SNOW 89 SLEET 0 FOG 102 FOG W/VIS <= 1/4 MILE 17 HAZE 60 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. && THIS IS AN AUTOMATED...UNATTENDED WEATHER STATION AND MAY UNDERESTIMATE WINTER PRECIPITATION. ...2021 YEAR IN REVIEW FOR LIVINGSTON... BELOW IS A SUMMARY OF THE TEMPERATURE AND PRECIPITATION STATISTICS FOR LIVINGSTON FOR 2021. ALL TEMPERATURES ARE IN DEGREES FAHRENHEIT AND ALL PRECIPITATION AMOUNTS ARE IN INCHES. NORMALS ARE 30 YEAR AVERAGES CALCULATED FROM 1991 TO 2020. MONTHLY AND ANNUAL RANKINGS FOR PRECIPITATION AND TEMPERATURES USE A PERIOD OF RECORD THAT STARTED IN JULY 1948 AT OR NEAR THE LIVINGSTON AIRPORT. NUMBERS DENOTED WITH AN * IS MISSING DATA IN THE CALCULATION. ... MONTHLY PRECIPITATION... MONTH 2021 VALUES NORMALS DEPARTURE RANKING JANUARY 0.30 0.44 -0.14 26TH DRIEST OUT OF 73 YEARS (RECORD DRIEST WAS 0.01 TIED IN 2009) (DRIEST SINCE 0.26 IN 2020) FEBRUARY 0.37 0.47 -0.10 36TH DRIEST OUT OF 73 YEARS (RECORD DRIEST WAS T IN 1977) (DRIEST SINCE 0.26 IN 2019) MARCH 0.54 0.79 -0.25 20TH DRIEST OUT OF 73 YEARS (RECORD DRIEST WAS 0.13 IN 2002) (DRIEST SINCE 0.33 IN 2019) APRIL 1.24 1.71 -0.47 TIED FOR THE 26TH DRIEST OUT OF 73 YEARS (RECORD DRIEST WAS 0.23 IN 1980) (DRIEST SINCE 0.64 IN 2020) MAY 1.85 2.66 -0.81 TIED FOR THE 20TH DRIEST OUT OF 73 YEARS (RECORD DRIEST WAS 0.30 IN 1958) (DRIEST SINCE 1.53 IN 2020) JUNE 0.81 2.42 -1.61 5TH DRIEST OUT OF 73 YEARS (RECORD DRIEST WAS 0.54 IN 1974) (DRIEST SINCE 0.73 IN 2016) JULY 0.95 1.31 -0.36 33RD DRIEST OUT OF 74 YEARS (RECORD DRIEST WAS T IN 1991) (DRIEST SINCE 0.69 IN 2020) AUGUST 2.91 1.07 +1.84 2ND WETTEST OUT OF 74 YEARS (RECORD WETTEST WAS 3.90 IN 1979) (WETTEST SINCE 3.90 IN 1979) SEPTEMBER 0.29 1.20 -0.91 7TH DRIEST OUT OF 74 YEARS (RECORD DRIEST WAS 0.04 IN 1964) (DRIEST SINCE 0.10 IN 2012) OCTOBER 1.26 1.36 -0.10 31ST WETTEST OUT OF 74 YEARS (RECORD WETTEST WAS 3.47 IN 1975) (WETTEST SINCE 2.12 IN 2020) NOVEMBER 0.31 0.62 -0.31 19TH DRIEST OUT OF 74 YEARS (RECORD DRIEST WAS 0.06 IN 1954) (DRIEST SINCE 0.25 IN 2016) DECEMBER 0.79 0.50 +0.29 10TH WETTEST OUT OF 74 YEARS (RECORD WETTEST WAS 2.01 IN 1955) (WETTEST SINCE 0.97 IN 2015) YEAR 11.62 14.55 -2.93 12TH DRIEST OUT OF 74 YEARS (RECORD DRIEST WAS 5.39 IN 1948) (DRIEST SINCE 11.09 IN 2020) ... 2021 TOP 3 DAILY MAXIMUM PRECIPITATION... 1 - 0.98 AUGUST 18 2 - 0.52 AUGUST 20 3 - 0.49 AUGUST 2 ALL TIME DAILY PRECIPITATION RECORD...2.90 ON JUNE 16 1992 ... 2021 BROKEN OR TIED DAILY PRECIPITATION RECORDS... 0.12 ON JANUARY 30 (OLD RECORD 0.11 IN 2006) 0.49 ON AUGUST 2 (OLD RECORD 0.32 IN 1948) 0.98 ON AUGUST 18 (OLD RECORD 0.47 IN 1995) 0.46 ON OCTOBER 25 (OLD RECORD 0.29 IN 1989) 0.16 ON DECEMBER 20 (OLD RECORD 0.14 IN 1996) NOTE: SINCE THE LATE 1990S...LIVINGSTON BECAME AN AUTOMATED AND UNATTENDED WEATHER STATION. PRECIPITATION AMOUNTS IN THE WINTER MAY BE UNDERESTIMATED. ... AVERAGE TEMPERATURES... MONTH 2021 VALUES NORMALS DEPARTURE RANKING JANUARY 31.2 28.1 +3.1 TIED FOR THE 19TH WARMEST OUT OF 73 YEARS (RECORD WARMEST WAS 37.5 IN 1986) (WARMEST SINCE 32.1 IN 2020) FEBRUARY 17.9 28.9 -11.0 3RD COLDEST OUT OF 73 YEARS (RECORD COLDEST WAS 11.5 IN 2019) (COLDEST SINCE 11.5 IN 2019) MARCH 38.9 36.1 +2.8 19TH WARMEST OUT OF 73 YEARS (RECORD WARMEST WAS 45.2 IN 2015) (WARMEST SINCE 41.6 IN 2017) APRIL 42.4 42.2 +0.2 TIED FOR THE 35TH WARMEST OUT OF 73 YEARS (RECORD WARMEST WAS 51.7 IN 1987) (WARMEST SINCE 43.5 IN 2019) MAY 49.5 51.0 -1.5 16TH COLDEST OUT OF 73 YEARS (RECORD COLDEST WAS 46.3 IN 1959) (COLDEST SINCE 48.3 IN 2019) JUNE 65.8 59.3 +6.5 4TH WARMEST OUT OF 73 YEARS (RECORD WARMEST WAS 68.4 IN 1988) (WARMEST SINCE 66.3 IN 2015) JULY 73.2 67.9 +5.3 2ND WARMEST OUT OF 74 YEARS (RECORD WARMEST WAS 74.0 IN 2007) (WARMEST SINCE 74.0 IN 2007) AUGUST 66.9 66.5 +0.4 34TH WARMEST OUT OF 74 YEARS (RECORD WARMEST WAS 71.6 IN 2000) (WARMEST SINCE 69.1 IN 2020) SEPTEMBER 59.9 57.3 +2.6 TIED FOR THE 16TH WARMEST OUT OF 74 YEARS (RECORD WARMEST WAS 64.2 IN 1998) (WARMEST SINCE 60.8 IN 2015) OCTOBER 48.5 45.5 +3.0 TIED FOR THE 24TH WARMEST OUT OF 74 YEARS (RECORD WARMEST WAS 52.6 IN 1988) (WARMEST SINCE 48.7 IN 2016) NOVEMBER 42.2 35.1 +7.1 5TH WARMEST OUT OF 74 YEARS (RECORD WARMEST WAS 49.0 IN 1999) (WARMEST SINCE 43.2 IN 2016) DECEMBER 27.6 27.6 0.0 TIED FOR THE 31ST COLDEST OUT OF 74 YEARS (RECORD COLDEST WAS 12.2 IN 1983) (COLDEST SINCE 25.7 IN 2017) YEAR 47.2 45.6 +1.6 TIED FOR THE 11TH WARMEST OUT OF 74 YEARS (RECORD WARMEST WAS 49.6 IN 1999) (WARMEST SINCE 47.9 IN 2016) ... AVERAGE HIGH TEMPERATURES... MONTH 2021 VALUES NORMALS DEPARTURE RANKING JANUARY 40.0 37.4 +2.6 21ST WARMEST OUT OF 73 YEARS (RECORD WARMEST WAS 48.2 IN 1981) (WARMEST SINCE 40.9 IN 2020) FEBRUARY 25.4 38.9 -13.5 3RD COLDEST OUT OF 73 YEARS (RECORD COLDEST WAS 20.5 IN 2019) (COLDEST SINCE 20.5 IN 2019) MARCH 51.9 47.8 +4.1 14TH WARMEST OUT OF 73 YEARS (RECORD WARMEST WAS 58.2 IN 2015) (WARMEST SINCE 53.2 IN 2017) APRIL 56.0 54.4 +1.6 24TH WARMEST OUT OF 73 YEARS (RECORD WARMEST WAS 69.0 IN 1987) (WARMEST SINCE 60.2 IN 2016) MAY 63.6 64.4 -0.8 33RD COLDEST OUT OF 73 YEARS (RECORD COLDEST WAS 57.7 IN 1975) (COLDEST SINCE 59.9 IN 2019) JUNE 84.9 73.8 +11.1 2ND WARMEST OUT OF 73 YEARS (RECORD WARMEST WAS 85.6 IN 1988) (WARMEST SINCE 85.6 IN 1988) JULY 92.7 85.7 +7.0 3RD WARMEST OUT OF 74 YEARS (RECORD WARMEST WAS 93.2 IN 2007) (WARMEST SINCE 92.8 IN 2012) AUGUST 82.8 84.8 -2.0 TIED FOR THE 32ND COLDEST OUT OF 74 YEARS (RECORD COLDEST WAS 74.7 IN 1993) (COLDEST SINCE 82.7 IN 2018) SEPTEMBER 78.8 73.5 +5.3 7TH WARMEST OUT OF 74 YEARS (RECORD WARMEST WAS 81.6 IN 1998) (WARMEST SINCE 80.7 IN 2012) OCTOBER 59.8 58.2 +1.6 TIED FOR THE 30TH WARMEST OUT OF 74 YEARS (RECORD WARMEST WAS 68.0 IN 1999) (WARMEST SINCE 63.9 IN 2015) NOVEMBER 52.4 44.9 +7.5 6TH WARMEST OUT OF 74 YEARS (RECORD WARMEST WAS 60.5 IN 1999) (WARMEST SINCE 54.8 IN 2016) DECEMBER 37.6 36.4 +1.2 33RD WARMEST OUT OF 74 YEARS (RECORD WARMEST WAS 44.9 IN 1980) (WARMEST SINCE 43.2 IN 2020) YEAR 60.7 58.5 +2.2 11TH WARMEST OUT OF 74 YEARS (RECORD WARMEST WAS 63.2 IN 1999) (WARMEST SINCE 60.9 IN 2016) ... 2021 TOP 3 WARMEST DAILY HIGH TEMPERATURES... 1 - 102 JULY 19 2 - 101 JULY 18 3 - 99 JULY 3 ALL TIME RECORD WARMEST DAILY HIGH TEMPERATURE...105 ON AUGUST 5 1961 ... 2021 BROKEN OR TIED WARMEST DAILY HIGH TEMPERATURE RECORDS... 72 ON APRIL 2 (TIED RECORD IN 1990) 75 ON APRIL 4 (OLD RECORD 73 IN 2000) 85 ON APRIL 30 (OLD RECORD 80 IN 1987) 93 ON JUNE 3 (OLD RECORD 86 IN 1988) 99 ON JUNE 14 (OLD RECORD 92 IN 1987) 98 ON JUNE 15 (OLD RECORD 88 IN 1987) 97 ON JULY 1 (OLD RECORD 96 IN 1990) 102 ON JULY 19 (TIED RECORD IN 2007) 97 ON JULY 25 (TIED RECORD IN 2016) 98 ON JULY 26 (TIED RECORD IN 1988) 88 ON SEPTEMBER 27 (TIED RECORD IN 2011) 84 ON OCTOBER 5 (TIED RECORD IN 1993) 65 ON NOVEMBER 28 (OLD RECORD 57 IN 2012) 63 ON DECEMBER 1 (OLD RECORD 62 IN 1995) 64 ON DECEMBER 2 (OLD RECORD 58 IN 2012) ... 2021 TOP 3 COLDEST DAILY HIGH TEMPERATURES... 1 - -10 FEBRUARY 11 2 - -6 FEBRUARY 13 3 - -5 FEBRUARY 14 ALL TIME RECORD COLDEST DAILY HIGH TEMPERATURE...-26 ON FEBRUARY 3 1989 ... 2021 BROKEN OR TIED COLDEST DAILY HIGH TEMPERATURE RECORDS... -3 ON FEBRUARY 9 (OLD RECORD 4 IN 2019) -10 ON FEBRUARY 11 (OLD RECORD 12 IN 1986) -6 ON FEBRUARY 13 (OLD RECORD 4 IN 1995) -5 ON FEBRUARY 14 (OLD RECORD 6 IN 1980) 33 ON MAY 21 (OLD RECORD 41 IN 1975) 38 ON MAY 22 (OLD RECORD 39 IN 2002) 53 ON AUGUST 18 (OLD RECORD 61 IN 2004) 59 ON AUGUST 19 (OLD RECORD 62 IN 1968) 2 ON DECEMBER 27 (OLD RECORD 17 IN 1983) ... AVERAGE LOW TEMPERATURES... MONTH 2021 VALUES NORMALS DEPARTURE RANKING JANUARY 22.4 18.8 +3.6 TIED FOR THE 15TH WARMEST OUT OF 73 YEARS (RECORD WARMEST WAS 28.8 IN 1986) (WARMEST SINCE 23.3 IN 2020) FEBRUARY 10.4 18.9 -8.5 TIED FOR THE 7TH COLDEST OUT OF 73 YEARS (RECORD COLDEST WAS 2.5 IN 2019) (COLDEST SINCE 2.5 IN 2019) MARCH 25.8 24.3 +1.5 26TH WARMEST OUT OF 73 YEARS (RECORD WARMEST WAS 32.7 IN 1986) (WARMEST SINCE 29.9 IN 2017) APRIL 28.7 30.0 -1.3 20TH COLDEST OUT OF 73 YEARS (RECORD COLDEST WAS 25.4 IN 1975) (COLDEST SINCE 27.4 IN 2020) MAY 35.3 37.6 -2.3 10TH COLDEST OUT OF 73 YEARS (RECORD COLDEST WAS 33.2 IN 2002) (COLDEST SINCE 35.2 IN 2017) JUNE 46.7 44.8 +1.9 TIED FOR THE 21ST WARMEST OUT OF 73 YEARS (RECORD WARMEST WAS 51.1 IN 1988) (WARMEST SINCE 49.9 IN 2015) JULY 53.7 50.2 +3.5 6TH WARMEST OUT OF 74 YEARS (RECORD WARMEST WAS 55.6 IN 1975) (WARMEST SINCE 54.7 IN 2007) AUGUST 50.9 48.1 +2.8 19TH WARMEST OUT OF 74 YEARS (RECORD WARMEST WAS 54.3 IN 1983) (WARMEST SINCE 52.6 IN 2013) SEPTEMBER 40.9 41.2 -0.3 TIED FOR THE 32ND COLDEST OUT OF 74 YEARS (RECORD COLDEST WAS 34.4 IN 1965) (COLDEST SINCE 40.5 IN 2020) OCTOBER 37.1 32.7 +4.4 12TH WARMEST OUT OF 74 YEARS (RECORD WARMEST WAS 38.8 IN 1953) (WARMEST SINCE 37.7 IN 2016) NOVEMBER 31.9 25.3 +6.6 6TH WARMEST OUT OF 74 YEARS (RECORD WARMEST WAS 37.5 IN 1999) (WARMEST SINCE 32.6 IN 2008) DECEMBER 17.6 18.8 -1.2 25TH COLDEST OUT OF 74 YEARS (RECORD COLDEST WAS 2.9 IN 1983) (COLDEST SINCE 15.7 IN 2017) YEAR 33.6 32.7 +0.9 TIED FOR THE 25TH WARMEST OUT OF 74 YEARS (RECORD WARMEST WAS 35.9 IN 1999) (WARMEST SINCE 34.8 IN 2016) ... 2021 TOP 3 WARMEST DAILY LOW TEMPERATURES... 1 - 71 JULY 28 2 - 64 JULY 20 3 - 63 JULY 16 ALL TIME RECORD WARMEST DAILY LOW TEMPERATURE...73 ON AUGUST 10 2000 ... 2021 BROKEN OR TIED WARMEST DAILY LOW TEMPERATURE RECORDS... 44 ON FEBRUARY 2 (TIED RECORD IN 1962) 57 ON JUNE 4 (OLD RECORD 55 IN 1957) 54 ON JUNE 16 (TIED RECORD IN 1986) 62 ON JULY 4 (TIED RECORD IN 1988) 71 ON JULY 28 (OLD RECORD 66 IN 1988) 61 ON SEPTEMBER 18 (OLD RECORD 60 IN 1948) 55 ON SEPTEMBER 22 (TIED RECORD IN 1948) 54 ON NOVEMBER 15 (OLD RECORD 51 IN 1953) 48 ON DECEMBER 1 (TIED RECORD IN 1998) 47 ON DECEMBER 2 (OLD RECORD 46 IN 1975) ... 2021 TOP 3 COLDEST DAILY LOW TEMPERATURES... 1 - -28 FEBRUARY 13 2 - -24 FEBRUARY 14 3 - -18 DECEMBER 31 ALL TIME RECORD COLDEST DAILY LOW TEMPERATURE...-41 ON DECEMBER 24 1983 ... 2021 BROKEN OR TIED COLDEST DAILY LOW TEMPERATURE RECORDS... -28 ON FEBRUARY 13 (OLD RECORD -23 IN 1949) -24 ON FEBRUARY 14 (OLD RECORD -11 IN 1990) 29 ON MAY 29 (TIED RECORD IN 1954) 27 ON MAY 30 (OLD RECORD 32 IN 1973) 40 ON JULY 10 (TIED RECORD IN 2011) -11 ON DECEMBER 27 (OLD RECORD -4 IN 1988) $$