Climatological Report (Annual)
Issued by NWS
Issued by NWS
893 CXUS55 KBYZ 011912 CLALVM CLIMATE REPORT NATIONAL WEATHER SERVICE BILLINGS MT 1210 PM MST FRI JAN 01 2021 ................................... ...THE LIVINGSTON MT CLIMATE SUMMARY FOR THE YEAR OF 2020... CLIMATE NORMAL PERIOD 1981 TO 2010 CLIMATE RECORD PERIOD 1948 TO 2020 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 09/05 LOWEST -9 01/15 AVG. MAXIMUM 60.2 58.1 2.1 AVG. MINIMUM 33.4 31.5 1.9 MEAN 46.8 44.8 2.0 DAYS MAX >= 90 37 18.6 DAYS MAX <= 32 34 -1.1 DAYS MIN <= 32 159 -13.8 DAYS MIN <= 0 8 -7.0 PRECIPITATION (INCHES) RECORD MAXIMUM 18.11 2019 MINIMUM 8.62 2012 TOTALS 11.09 14.81 -3.72 DAYS >= .01 103 -0.3 DAYS >= .10 34 -8.0 DAYS >= .50 2 -4.2 DAYS >= 1.00 0 -1.1 DEGREE DAYS HEATING TOTAL 6894 7603 -709 COOLING TOTAL 339 229 110 FREEZE DATES RECORD EARLIEST 08/17/2002 LATEST 06/29/1968 EARLIEST 09/08 LATEST 05/11 ................................................ WIND (MPH) AVERAGE WIND SPEED 15.2 HIGHEST WIND SPEED/DIRECTION 71/210 DATE 11/13 HIGHEST GUST SPEED/DIRECTION 83/210 DATE 11/13 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 31 MIXED PRECIP 0 HEAVY RAIN 11 RAIN 26 LIGHT RAIN 99 FREEZING RAIN 0 LT FREEZING RAIN 3 HAIL 0 HEAVY SNOW 21 SNOW 28 LIGHT SNOW 92 SLEET 0 FOG 86 FOG W/VIS <= 1/4 MILE 20 HAZE 47 - 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. ...2020 YEAR IN REVIEW FOR LIVINGSTON... BELOW IS A SUMMARY OF THE TEMPERATURE AND PRECIPITATION STATISTICS FOR LIVINGSTON FOR 2020. ALL TEMPERATURES ARE IN DEGREES FAHRENHEIT AND ALL PRECIPITATION AMOUNTS ARE IN INCHES. NORMALS ARE 30 YEAR AVERAGES CALCULATED FROM 1981 TO 2010. 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 2020 VALUES NORMALS DEPARTURE RANKING JANUARY 0.26 0.49 -0.23 TIED FOR THE 23RD DRIEST OUT OF 72 YEARS (RECORD DRIEST WAS 0.01 TIED IN 2009) (DRIEST SINCE 0.21 IN 2019) FEBRUARY 0.51 0.50 +0.01 TIED FOR THE 25TH WETTEST OUT OF 72 YEARS (RECORD WETTEST WAS 1.76 IN 1986) (WETTEST SINCE 0.91 IN 2017) MARCH 1.20 0.84 +0.36 TIED FOR THE 14TH WETTEST OUT OF 72 YEARS (RECORD WETTEST WAS 2.21 IN 1967) (WETTEST SINCE 1.21 IN 2017) APRIL 0.64 1.77 -1.13 10TH DRIEST OUT OF 72 YEARS (RECORD DRIEST WAS 0.23 IN 1980) (DRIEST SINCE 0.45 IN 2013) MAY 1.53 2.66 -1.13 12TH DRIEST OUT OF 72 YEARS (RECORD DRIEST WAS 0.30 IN 1958) (DRIEST SINCE 0.55 IN 2001) JUNE 2.33 2.39 -0.06 TIED FOR THE 32ND WETTEST OUT OF 72 YEARS (RECORD WETTEST WAS 6.77 IN 1992) (WETTEST SINCE 3.76 IN 2018) JULY 0.69 1.47 -0.78 21ST DRIEST OUT OF 73 YEARS (RECORD DRIEST WAS T IN 1991) (DRIEST SINCE 0.42 IN 2017) AUGUST 0.71 1.11 -0.40 27TH DRIEST OUT OF 73 YEARS (RECORD DRIEST WAS 0.06 IN 2001) (DRIEST SINCE 0.68 IN 2017) SEPTEMBER 0.31 1.21 -0.90 7TH DRIEST OUT OF 73 YEARS (RECORD DRIEST WAS 0.04 IN 1964) (DRIEST SINCE 0.10 IN 2012) OCTOBER 2.12 1.26 +0.86 10TH WETTEST OUT OF 73 YEARS (RECORD WETTEST WAS 3.47 IN 1975) (WETTEST SINCE 3.32 IN 2016) NOVEMBER 0.59 0.59 +0.00 MEDIAN OUT OF 73 YEARS (WETTEST 2.40-1973/DRIEST 0.06-1954) DECEMBER 0.20 0.52 -0.32 TIED FOR THE 10TH DRIEST OUT OF 73 YEARS (RECORD DRIEST WAS T IN 2009) (DRIEST SINCE 0.05 IN 2019) YEAR 11.09 14.81 -3.72 7TH DRIEST OUT OF 73 YEARS (RECORD DRIEST WAS 5.39 IN 1948) (DRIEST SINCE 9.18 IN 2012) ... 2020 TOP 3 DAILY MAXIMUM PRECIPITATION... 1 - 0.85 MAY 23 2 - 0.64 JUNE 28 3 - 0.40 OCTOBER 17 ALL TIME DAILY PRECIPITATION RECORD...2.90 ON JUNE 16 1992 ... 2020 BROKEN OR TIED DAILY PRECIPITATION RECORDS... 0.17 ON MARCH 15 (OLD RECORD 0.16 IN 1982) 0.64 ON JUNE 28 (OLD RECORD 0.44 IN 1995) 0.33 ON NOVEMBER 7 (TIED RECORD IN 1995) NOTE: SINCE THE LATE 1990S...LIVINGSTON BECAME AN AUTOMATED AND UNATTENDED WEATHER STATION. PRECIPITATION AMOUNTS IN THE WINTER MAY BE UNDERESTIMATED. ... AVERAGE TEMPERATURES... MONTH 2020 VALUES NORMALS DEPARTURE RANKING JANUARY 32.1 27.0 +5.1 TIED FOR THE 14TH WARMEST OUT OF 72 YEARS (RECORD WARMEST WAS 37.5 IN 1986) (WARMEST SINCE 32.6 IN 2015) FEBRUARY 29.3 29.1 +0.2 36TH COLDEST OUT OF 72 YEARS (RECORD COLDEST WAS 11.5 IN 2019) (COLDEST SINCE 11.5 IN 2019) MARCH 35.0 35.6 -0.6 35TH COLDEST OUT OF 72 YEARS (RECORD COLDEST WAS 22.0 IN 1965) (COLDEST SINCE 23.4 IN 2019) APRIL 41.1 42.1 -1.0 TIED FOR THE 23RD COLDEST OUT OF 72 YEARS (RECORD COLDEST WAS 33.7 IN 1975) (COLDEST SINCE 39.7 IN 2018) MAY 52.2 50.6 +1.6 TIED FOR THE 27TH WARMEST OUT OF 72 YEARS (RECORD WARMEST WAS 60.0 IN 1958) (WARMEST SINCE 55.6 IN 2018) JUNE 59.9 58.7 +1.2 30TH WARMEST OUT OF 72 YEARS (RECORD WARMEST WAS 68.4 IN 1988) (WARMEST SINCE 60.3 IN 2017) JULY 67.3 66.9 +0.4 28TH COLDEST OUT OF 73 YEARS (RECORD COLDEST WAS 58.1 IN 1993) (COLDEST SINCE 66.1 IN 2019) AUGUST 69.1 65.6 +3.5 15TH WARMEST OUT OF 73 YEARS (RECORD WARMEST WAS 71.6 IN 2000) (WARMEST SINCE 71.3 IN 2013) SEPTEMBER 59.2 55.8 +3.4 TIED FOR THE 21ST WARMEST OUT OF 73 YEARS (RECORD WARMEST WAS 64.2 IN 1998) (WARMEST SINCE 60.8 IN 2015) OCTOBER 43.0 45.1 -2.1 14TH COLDEST OUT OF 73 YEARS (RECORD COLDEST WAS 37.0 IN 1969) (COLDEST SINCE 37.9 IN 2019) NOVEMBER 39.1 34.0 +5.1 16TH WARMEST OUT OF 73 YEARS (RECORD WARMEST WAS 49.0 IN 1999) (WARMEST SINCE 43.2 IN 2016) DECEMBER 34.2 26.1 +8.1 6TH WARMEST OUT OF 73 YEARS (RECORD WARMEST WAS 35.8 IN 1957) (WARMEST SINCE 34.9 IN 1999) YEAR 46.9 44.8 +2.1 TIED FOR THE 14TH WARMEST OUT OF 73 YEARS (RECORD WARMEST WAS 49.6 IN 1999) (WARMEST SINCE 47.9 IN 2016) ... AVERAGE HIGH TEMPERATURES... MONTH 2020 VALUES NORMALS DEPARTURE RANKING JANUARY 40.9 36.9 +4.0 15TH WARMEST OUT OF 72 YEARS (RECORD WARMEST WAS 48.2 IN 1981) (WARMEST SINCE 43.7 IN 2015) FEBRUARY 39.0 39.8 -0.8 ON THE MEDIAN OUT OF 72 YEARS (WARMEST 51.2-1991/COLDEST 20.5-2019) MARCH 45.5 47.5 -2.0 35TH WARMEST OUT OF 72 YEARS (RECORD WARMEST WAS 58.2 IN 2015) (WARMEST SINCE 46.5 IN 2018) APRIL 54.8 55.0 -0.2 29TH WARMEST OUT OF 72 YEARS (RECORD WARMEST WAS 69.0 IN 1987) (WARMEST SINCE 55.9 IN 2017) MAY 64.9 64.6 +0.3 TIED FOR THE 28TH WARMEST OUT OF 72 YEARS (RECORD WARMEST WAS 74.9 IN 1958) (WARMEST SINCE 68.7 IN 2018) JUNE 74.9 73.4 +1.5 TIED FOR THE 26TH WARMEST OUT OF 72 YEARS (RECORD WARMEST WAS 85.6 IN 1988) (WARMEST SINCE 75.9 IN 2017) JULY 86.7 84.6 +2.1 27TH WARMEST OUT OF 73 YEARS (RECORD WARMEST WAS 93.2 IN 2007) (WARMEST SINCE 92.0 IN 2017) AUGUST 88.8 84.0 +4.8 TIED FOR THE 9TH WARMEST OUT OF 73 YEARS (RECORD WARMEST WAS 91.0 IN 2000) (WARMEST SINCE 90.0 IN 2013) SEPTEMBER 77.9 72.1 +5.8 TIED FOR THE 10TH WARMEST OUT OF 73 YEARS (RECORD WARMEST WAS 81.6 IN 1998) (WARMEST SINCE 78.0 IN 2015) OCTOBER 56.2 58.5 -2.3 17TH COLDEST OUT OF 73 YEARS (RECORD COLDEST WAS 45.8 IN 1969) (COLDEST SINCE 49.2 IN 2019) NOVEMBER 49.5 44.0 +5.5 13TH WARMEST OUT OF 73 YEARS (RECORD WARMEST WAS 60.5 IN 1999) (WARMEST SINCE 54.8 IN 2016) DECEMBER 43.2 35.5 +7.7 TIED FOR THE 4TH WARMEST OUT OF 73 YEARS (RECORD WARMEST WAS 44.9 IN 1980) (WARMEST SINCE 43.3 IN 1999) YEAR 60.3 58.1 +2.2 11TH WARMEST OUT OF 73 YEARS (RECORD WARMEST WAS 63.2 IN 1999) (WARMEST SINCE 60.9 IN 2016) ... 2020 TOP 3 WARMEST DAILY HIGH TEMPERATURES... 1 - 102 SEPTEMBER 5 2 - 101 AUGUST 17 3 - 99 JULY 22 ALL TIME RECORD WARMEST DAILY HIGH TEMPERATURE...105 ON AUGUST 5 1961 ... 2020 BROKEN OR TIED WARMEST DAILY HIGH TEMPERATURE RECORDS... 68 ON MARCH 6 (OLD RECORD 67 IN 1987) 65 ON MARCH 7 (OLD RECORD 61 IN 2007) 101 ON AUGUST 17 (OLD RECORD 95 IN 1996) 96 ON AUGUST 18 (TIED RECORD IN 1948) 102 ON SEPTEMBER 5 (OLD RECORD 95 IN 1998) 94 ON SEPTEMBER 14 (TIED RECORD IN 1948) 84 ON OCTOBER 6 (OLD RECORD 83 IN 1980) 84 ON OCTOBER 8 (OLD RECORD 83 IN 1952) 74 ON NOVEMBER 2 (OLD RECORD 69 IN 1965) 74 ON NOVEMBER 3 (OLD RECORD 72 IN 1962) 71 ON NOVEMBER 4 (OLD RECORD 70 IN 2001) 73 ON NOVEMBER 5 (OLD RECORD 72 IN 1975) 54 ON DECEMBER 7 (TIED RECORD IN 1981) 61 ON DECEMBER 8 (OLD RECORD 58 IN 1957) 62 ON DECEMBER 9 (OLD RECORD 60 IN 1981) ... 2020 TOP 3 COLDEST DAILY HIGH TEMPERATURES... 1 - 8 JANUARY 14 2 - 9 OCTOBER 25 3 - 18 MARCH 15 ALL TIME RECORD COLDEST DAILY HIGH TEMPERATURE...-26 ON FEBRUARY 3 1989 ... 2020 BROKEN OR TIED COLDEST DAILY HIGH TEMPERATURE RECORDS... 18 ON MARCH 15 (OLD RECORD 22 IN 1958) 27 ON APRIL 12 (OLD RECORD 28 IN 1957) 27 ON OCTOBER 18 (OLD RECORD 32 IN 1949) 25 ON OCTOBER 22 (OLD RECORD 31 IN 2002) 23 ON OCTOBER 23 (OLD RECORD 27 IN 2002) 20 ON OCTOBER 24 (OLD RECORD 31 IN 1954) 9 ON OCTOBER 25 (OLD RECORD 28 IN 1969) ... AVERAGE LOW TEMPERATURES... MONTH 2020 VALUES NORMALS DEPARTURE RANKING JANUARY 23.3 17.2 +6.1 TIED FOR THE 12TH WARMEST OUT OF 72 YEARS (RECORD WARMEST WAS 28.8 IN 1986) (WARMEST SINCE 23.9 IN 2014) FEBRUARY 19.6 18.3 +1.3 36TH COLDEST OUT OF 72 YEARS (RECORD COLDEST WAS 2.5 IN 2019) (COLDEST SINCE 2.5 IN 2019) MARCH 24.4 23.7 +0.7 33RD WARMEST OUT OF 72 YEARS (RECORD WARMEST WAS 32.7 IN 1986) (WARMEST SINCE 29.9 IN 2017) APRIL 27.4 29.1 -1.7 TIED FOR THE 9TH COLDEST OUT OF 72 YEARS (RECORD COLDEST WAS 25.4 IN 1975) (COLDEST SINCE 26.1 IN 2018) MAY 39.5 36.6 +2.9 TIED FOR THE 23RD WARMEST OUT OF 72 YEARS (RECORD WARMEST WAS 45.1 IN 1958) (WARMEST SINCE 42.4 IN 2018) JUNE 44.9 44.0 +0.9 27TH COLDEST OUT OF 72 YEARS (RECORD COLDEST WAS 40.9 IN 1951) (COLDEST SINCE 44.5 IN 2019) JULY 47.8 49.2 -1.4 3RD COLDEST OUT OF 73 YEARS (RECORD COLDEST WAS 46.2 IN 1993) (COLDEST SINCE 46.2 IN 1993) AUGUST 49.3 47.2 +2.1 TIED FOR THE 34TH COLDEST OUT OF 73 YEARS (RECORD COLDEST WAS 43.4 IN 2002) (COLDEST SINCE 48.6 IN 2019) SEPTEMBER 40.5 39.4 +1.1 26TH COLDEST OUT OF 73 YEARS (RECORD COLDEST WAS 34.4 IN 1965) (COLDEST SINCE 39.0 IN 2018) OCTOBER 29.8 31.6 -1.8 6TH COLDEST OUT OF 73 YEARS (RECORD COLDEST WAS 25.5 IN 2002) (COLDEST SINCE 26.6 IN 2019) NOVEMBER 28.7 23.9 +4.8 TIED FOR THE 21ST WARMEST OUT OF 73 YEARS (RECORD WARMEST WAS 37.5 IN 1999) (WARMEST SINCE 31.6 IN 2016) DECEMBER 25.1 16.7 +8.4 11TH WARMEST OUT OF 73 YEARS (RECORD WARMEST WAS 28.3 IN 1957) (WARMEST SINCE 25.9 IN 2019) YEAR 33.4 31.5 +1.9 TIED FOR THE 33RD WARMEST OUT OF 73 YEARS (RECORD WARMEST WAS 35.9 IN 1999) (WARMEST SINCE 34.8 IN 2016) ... 2020 TOP 3 WARMEST DAILY LOW TEMPERATURES... 1 - 64 JULY 29 2 - 62 AUGUST 1 3 - 60 JULY 23 ALL TIME RECORD WARMEST DAILY LOW TEMPERATURE...73 ON AUGUST 10 2000 ... 2020 BROKEN OR TIED WARMEST DAILY LOW TEMPERATURE RECORDS... 45 ON FEBRUARY 1 (OLD RECORD 44 IN 1995) 59 ON MAY 31 (OLD RECORD 53 IN 1981) 55 ON NOVEMBER 5 (OLD RECORD 52 IN 1975) 46 ON DECEMBER 8 (OLD RECORD 44 IN 2015) 45 ON DECEMBER 21 (OLD RECORD 43 IN 2005) ... 2020 TOP 3 COLDEST DAILY LOW TEMPERATURES... 1 - -9 JANUARY 15 2 - -7 OCTOBER 26 3 - -7 OCTOBER 25 ALL TIME RECORD COLDEST DAILY LOW TEMPERATURE...-41 ON DECEMBER 24 1983 ... 2020 BROKEN OR TIED COLDEST DAILY LOW TEMPERATURE RECORDS... 8 ON APRIL 12 (OLD RECORD 18 IN 1965) 4 ON APRIL 13 (OLD RECORD 12 IN 1986) 15 ON APRIL 16 (OLD RECORD 16 IN 1964) 38 ON JULY 14 (OLD RECORD 40 IN 1977) 37 ON JULY 15 (OLD RECORD 42 IN 1993) 38 ON AUGUST 15 (TIED RECORD IN 2005) 26 ON SEPTEMBER 9 (OLD RECORD 28 IN 1960) 7 ON OCTOBER 22 (OLD RECORD 13 IN 1957) 3 ON OCTOBER 23 (OLD RECORD 9 IN 1957) 6 ON OCTOBER 24 (OLD RECORD 11 IN 1975) -7 ON OCTOBER 25 (OLD RECORD 12 IN 1997) -7 ON OCTOBER 26 (OLD RECORD 11 IN 1951) $$