Climatological Report (Seasonal)
Issued by NWS La Crosse, WI
Issued by NWS La Crosse, WI
000 CXUS53 KARX 020247 CLSRST CLIMATE REPORT NATIONAL WEATHER SERVICE LA CROSSE WI 846 PM CDT SUN DEC 1 2019 ...ROCHESTER MN METEOROLOGICAL AUTUMN CLIMATE SUMMARY... AUTUMN OF 2019 WAS COLDER AND WETTER-THAN-NORMAL (WETTEST) AT ROCHESTER, MN. MORE DETAILS CAN BE FOUND BELOW. TEMPERATURES... FROM SEPTEMBER 1 THROUGH NOVEMBER 30, ROCHESTER INTERNATIONAL AIRPORT HAD AN AVERAGE TEMPERATURE OF 45.7 DEGREES. THIS WAS 2 DEGREES COLDER THAN THE 1981-2010 NORMAL OF 47.7 DEGREES. THE TABLE BELOW CONTAINS THE MONTHLY AVERAGE TEMPERATURES AND THEIR DEPARTURES FROM NORMAL FOR THE AUTUMN OF 2019. AUTUMN 2019 TEMPERATURES IN ROCHESTER MN AVERAGE DEPARTURE MONTH TEMPERATURE FROM NORMAL ----- ----------- ----------- SEPTEMBER 65.1 DEGREES +4.2 DEGREES - 2ND WARMEST OCTOBER 43.9 DEGREES -4.5 DEGREES - TIED WITH 1959 FOR 13TH COLDEST NOVEMBER 28.1 DEGREES -5.8 DEGREES AUTUMN 45.7 DEGREES -2.0 DEGREES THE AVERAGE HIGH TEMPERATURE WAS 53.8 DEGREES WHICH WAS 3.3 DEGREES COLDER THAN THE 1981-2010 NORMAL OF 57.1 DEGREES. THIS WAS THE 15TH COLDEST. THE AVERAGE LOW TEMPERATURE WAS 37.5 DEGREES WHICH WAS 0.8 DEGREES COLDER THAN THE 1981-2010 NORMAL OF 38.3 DEGREES. THE WARMEST HIGH TEMPERATURE WAS 89 DEGREES ON SEPTEMBER 30. THE COLDEST HIGH TEMPERATURE WAS 16 DEGREES ON NOVEMBER 12. THE WARMEST LOW TEMPERATURE WAS 69 DEGREES ON SEPTEMBER 21. THE COLDEST LOW TEMPERATURE WAS 0 DEGREES ON NOVEMBER 8. PRECIPITATION...WETTEST FROM SEPTEMBER 1 THROUGH NOVEMBER 30, ROCHESTER INTERNATIONAL AIRPORT RECEIVED 16.95 INCHES OF PRECIPITATION. THIS WAS 9.35 INCHES WETTER THAN THE 1981-2010 NORMAL 7.60 INCHES. THIS WAS THE WETTEST AUTUMN IN ROCHESTER MN. THE PREVIOUS RECORD WAS 14.91 INCHES IN 1986. THE TABLE BELOW LISTS THE TOP TEN WETTEST AUTUMNS IN ROCHESTER MN. WETTEST AUTUMNS IN ROCHESTER MN 1886-2019 PRECIPITATION RANK TOTAL YEAR ---- ------------- ---- 1 16.95 INCHES 2019 2 14.91 INCHES 1986 3 13.60 INCHES 2010 4 13.48 INCHES 1911 5 13.21 INCHES 2016 6 12.82 INCHES 2018 7 12.21 INCHES 1970 8 11.81 INCHES 1973 9 11.73 INCHES 1934 10 11.64 INCHES 1972 THE TABLE BELOW CONTAINS THE MONTHLY PRECIPITATION TOTALS AND THEIR DEPARTURES FROM NORMAL FOR THE AUTUMN OF 2019. AUTUMN 2019 PRECIPITATION IN ROCHESTER MN PRECIPITATION DEPARTURE MONTH TOTAL FROM NORMAL ----- ------------ ----------- SEPTEMBER 8.35 INCHES +4.90 INCHES - 4TH WETTEST OCTOBER 5.71 INCHES +3.47 INCHES - 4TH WETTEST NOVEMBER 2.89 INCHES +0.98 INCHES AUTUMN 16.95 INCHES +9.35 INCHES - WETTEST THE HIGHEST DAILY PRECIPITATION TOTAL WAS 2.70 INCHES ON SEPTEMBER 12. SNOWFALL...7TH SNOWIEST FROM SEPTEMBER 1 THROUGH NOVEMBER 30, ROCHESTER INTERNATIONAL AIRPORT RECEIVED 13.4 INCHES OF SNOW. THIS WAS 6.5 INCHES GREATER THAN THEIR 1981-2010 NORMAL OF 6.9 INCHES. THIS WAS THEIR 7TH SNOWIEST AUTUMN. THIS WAS THE SNOWIEST AUTUMN SINCE 1996 WHEN 17.5 INCHES OF SNOW FELL. THE SNOWIEST AUTUMN OCCURRED IN 1991 WHEN 24.8 INCHES OF SNOW FELL. THE TABLE BELOW LISTS THE TOP TEN WETTEST AUTUMNS IN ROCHESTER MN. WETTEST AUTUMNS IN ROCHESTER MN 1886-2019 SNOWFALL RANK TOTAL YEAR ---- ------------- ---- 1 24.8 INCHES 1991 2 22.5 INCHES 1985 3 17.5 INCHES 1996 4 14.7 INCHES 1952 5 14.0 INCHES 1983 14.0 INCHES 1934 7 13.4 INCHES 2019 8 13.1 INCHES 1989 9 12.6 INCHES 1947 10 12.4 INCHES 1957 THE TABLE BELOW CONTAINS THE MONTHLY SNOWFALL TOTALS AND THEIR DEPARTURES FROM NORMAL FOR THE AUTUMN OF 2019. AUTUMN 2019 SNOWFALL IN ROCHESTER MN SNOWFALL DEPARTURE MONTH TOTAL FROM NORMAL ----- ------------ ----------- SEPTEMBER 0.0 INCHES 0.0 INCHES OCTOBER 0.3 INCHES -0.5 INCHES NOVEMBER 13.1 INCHES +7.0 INCHES AUTUMN 13.4 INCHES +6.5 INCHES THE HIGHEST DAILY SNOWFALL TOTAL WAS 4.4 INCHES ON NOVEMBER 26. GREATEST SNOW DEPTH WAS 5 INCHES FROM NOVEMBER 27 AND NOVEMBER 28. ................................... ...THE ROCHESTER MN CLIMATE SUMMARY FOR THE SEASON, FROM 9/1/2019 TO 11/30/2019... CLIMATE NORMAL PERIOD 1981 TO 2010 CLIMATE RECORD PERIOD 1886 TO 2019 WEATHER OBSERVED NORMAL DEPART LAST YEAR`S VALUE DATE(S) VALUE FROM VALUE DATE(S) NORMAL ................................................................ TEMPERATURE (F) RECORD HIGH 100 09/06/1913 LOW -24 11/28/1887 HIGHEST 89 09/30 MM MM 92 09/17 LOWEST 0 11/08 MM MM -5 11/18 AVG. MAXIMUM 53.8 57.1 -3.3 AVG. MINIMUM 37.5 38.3 -0.8 35.8 MEAN 45.7 47.7 -2.0 44.5 DAYS MAX >= 90 0 0.2 -0.2 2 DAYS MAX <= 32 13 6.2 6.8 18 DAYS MIN <= 32 43 29.9 13.1 40 DAYS MIN <= 0 1 0.7 0.3 1 PRECIPITATION (INCHES) RECORD MAXIMUM MM MM MINIMUM MM MM TOTALS 16.95 7.60 9.35 12.82 DAILY AVG. 0.19 0.08 0.11 DAYS >= .01 43 28.6 14.4 33 DAYS >= .10 25 14.7 10.3 19 DAYS >= .50 11 4.5 6.5 8 DAYS >= 1.00 6 1.6 4.4 4 GREATEST 24 HR. TOTAL 2.70 MM STORM TOTAL MM (MM/DD(HH)) MM SNOWFALL (INCHES) RECORDS TOTAL MM 5 24 HR TOTAL MM TOTALS 13.4 6.9 6.5 LIQUID EQUIV 1.34 0.70 0.64 SINCE 7/1 13.4 6.9 6.5 DAYS >= TRACE 15 6.1 8.9 DAYS >= 1.0 4 2.0 2.0 GREATEST SNOW DEPTH 5 11/28 11/27 24 HR TOTAL 4.4 MM STORM TOTAL MM (MM/DD(HH)) MM DEGREE_DAYS HEATING TOTAL 1826 1633 193 SINCE 7/1 MM 1672 MM COOLING TOTAL 89 60 29 SINCE 1/1 509 585 -76 FREEZE DATES RECORD EARLIEST MM LATEST MM EARLIEST MM LATEST MM ................................................................. WIND (MPH) AVERAGE WIND SPEED 11.7 HIGHEST WIND SPEED/DIRECTION 45/230 DATE 09/24 HIGHEST GUST SPEED/DIRECTION 60/230 DATE 09/24 SKY COVER POSSIBLE SUNSHINE (PERCENT) MM AVERAGE SKY COVER 0.50 NUMBER OF DAYS FAIR 30 NUMBER OF DAYS PC 32 NUMBER OF DAYS CLOUDY 29 AVERAGE RH (PERCENT) 76 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 13 MIXED PRECIP 0 HEAVY RAIN 13 RAIN 19 LT RAIN 40 FREEZING RAIN 1 LT FREEZING RAIN 3 HAIL 0 HEAVY SNOW 1 SNOW 2 LIGHT SNOW 16 SLEET 0 FOG 51 FOG W/VIS <= 1/4 MILE 5 HAZE 7 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$ BOYNE