September, 1997 Preliminary Local Climatological Data Rochester, MN National Weather Service |-Temperature-|--------Degree Days---------|-Precipitation-|-Snowfall-|----Wind----| (degrees F) (base 65 degrees F) (inches) (inches) (mph, deg) Heating Cooling Max Min Avg Dep HDD Seas Dep CDD Seas Dep Tot Tot Norm Tot Tot Avg Pk Dir from for for for for for Spd Gust at Norm Seas Seas Mon Mon Seas Pk Date | | | | | | | | | | | | | | | | | | 1 82 62 72 8 0 89 37 7 355 -108 0.05 0.05 0.12 M M 10.0 39 340 2 68 51 60 -4 5 94 39 0 355 -110 0.01 0.06 0.24 M M 12.5 26 20 3 65 44 55 -9 10 104 46 0 355 -112 0 0.06 0.37 M M 6.4 16 40 4 67 43 55 -8 10 114 53 0 355 -113 0 0.06 0.50 M M 9.2 20 170 5 72 55 64 1 1 115 51 0 355 -114 0.29 0.35 0.62 M M 13.4 28 210 6 76 57 67 5 0 115 47 2 357 -113 0 0.35 0.74 M M 7.4 17 340 7 69 59 64 2 1 116 44 0 357 -114 0.08 0.43 0.86 M M 7.3 15 150 8 74 62 68 6 0 116 40 3 360 -112 0.06 0.49 0.98 M M 6.3 17 190 9 70 51 61 0 4 120 40 0 360 -112 0 0.49 1.10 M M 11.2 24 360 10 68 46 57 -4 8 128 44 0 360 -112 0 0.49 1.22 M M 7.8 20 20 11 68 44 56 -5 9 137 49 0 360 -112 0 0.49 1.34 M M 3.7 11 20 12 73 46 60 0 5 142 49 0 360 -112 0.01 0.50 1.46 M M 8.8 22 160 13 67 52 60 0 5 147 49 0 360 -112 0.02 0.52 1.58 M M 8.6 17 200 14 74 57 66 6 0 147 44 1 361 -111 0 0.52 1.70 M M 5.0 11 140 15 75 57 66 7 0 147 38 1 362 -110 0.01 0.53 1.82 M M 8.4 21 130 16 76 60 68 9 0 147 32 3 365 -107 0.39 0.92 1.94 M M 12.6 33 200 17 75 51 63 4 2 149 28 0 365 -107 0 0.92 2.06 M M 10.0 23 280 18 81 53 67 9 0 149 21 2 367 -105 0 0.92 2.18 M M 17.5 33 200 19 68 53 0.20 20 59 41 0 21 62 36 0 22 53 47 0.59 23 64 44 54 -3 11 208 42 0 367 -105 0 1.68 2.74 M M M 17 60 24 69 37 53 -3 12 220 45 0 367 -105 0 1.68 2.85 M M 10.9 22 260 25 75 53 64 8 1 221 37 0 367 -105 0 1.68 2.96 M M 9.0 22 350 26 75 47 61 5 4 225 32 0 367 -105 0 1.68 3.07 M M 10.2 22 160 27 75 57 66 11 0 225 22 1 368 -104 0.19 1.87 3.17 M M 16.4 33 250 28 73 50 62 7 3 228 15 0 368 -104 0 1.87 3.27 M M 15.3 34 270 29 68 53 61 6 4 232 9 0 368 -104 T 1.87 3.37 M M 21.1 49 310 30 68 45 57 3 8 240 6 0 368 -104 0 1.87 3.47 M M 13.2 33 320 SEP CLIMATOLOGICAL REPORT FOR ROCHESTER MN NATIONAL WEATHER SERVICE LA CROSSE WI 119 AM CDT WED OCT 01 1997 TEMPERATURE DATA...... (DEGREES F) AVERAGE MONTHLY TEMPERATURE.... 60.4 OR 1.2 DEGREES ABOVE NORMAL AVERAGE MAXIMUM TEMPERATURE.... 70.4 AVERAGE MINIMUM TEMPERATURE.... 50.4 HIGHEST TEMPERATURE WAS 82 ON DAY 1 LOWEST TEMPERATURE WAS 36 ON DAY 21 HEATING DEGREE DAYS (BASE 65) COOLING DEGREE DAYS MONTHLY TOTAL ........... 151 MONTHLY TOTAL .......... 20 DEPARTURE FROM NORMAL.... -34 DEPARTURE FROM NORMAL... 9 SEASONAL TOTAL (JUL-JUN). 240 SEASONAL TOTAL (JAN-DEC) 368 DEPARTURE FROM NORMAL.... 6 DEPARTURE FROM NORMAL... -104 PRECIPITATION DATA.... ..RAIN.. TOTAL FOR THE MONTH......... 1.87 OR 1.60 INCHES BELOW NORMAL TOTAL SINCE JANUARY 1ST..... 26.30 OR 1.60 INCHES ABOVE NORMAL GREATEST 24 HOUR RAINFALL WAS 0.57 INCHES ON DAY(S) 22-23 ..NUMBER OF DAYS.. WITH .01 INCHES OR MORE 13 HIGHS 32 DEGREES OR COLDER 0 WITH .10 INCHES OR MORE 5 HIGHS 90 DEGREES OR WARMER 0 WITH .50 INCHES OR MORE 1 LOWS 32 DEGREES OR COLDER 0 WITH 1.00 INCHES OR MORE 0 LOWS 0 DEGREES OR COLDER 0 SEA LEVEL PRESSURE............ HIGHEST 30.55 INCHES ON DAY 03 LOWEST 29.42 INCHES ON DAY 29 WIND DATA............. THE AVERAGE MONTHLY WIND SPEED WAS 9.8 MPH THE FASTEST TWO-MINUTE WIND WAS... 36 MPH FROM 310 DEGREES THE HIGHEST PEAK WIND GUST WAS.... 49 FROM 310 DEGREES REMARKS... LOOKING AHEAD TO OCTOBER AVERAGE HIGH TEMP....... 58.2 AVERAGE LOW TEMP........ 37.6 AVERAGE TEMPERATURE..... 47.9 AVERAGE PRECIPITATION... 2.32