May, 1999 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 72 42 57 6 8 6941 M M M M 0 0 0.10 0.0 48.8 M M M 2 73 45 59 7 6 6947 M M M M 0 0 0.20 0.0 48.8 M M M 3 76 53 65 13 0 6947 M M M M 0 0 0.30 0.0 48.8 M M M 4 70 59 65 12 0 6947 M M M M 0.09 0.09 0.40 0.0 48.8 M M M 5 65 50 58 5 7 6954 M M M M 0.04 0.13 0.50 0.0 48.8 M M M 6 55 47 51 -2 14 6968 M M M M T 0.13 0.61 0.0 48.8 M M M 7 53 43 48 -6 17 6985 M M M M 0.07 0.20 0.72 0.0 48.8 M M M 8 53 38 46 -8 19 7004 M M M M 0 0.20 0.83 0.0 48.8 M M M 9 67 34 51 -4 14 7018 M M M M 0 0.20 0.94 0.0 48.8 M M M 10 76 51 64 9 1 7019 M M M M T 0.20 1.05 M M M M M 11 68 53 61 6 4 7023 M M M M 1.06 1.26 1.16 M M M M M 12 56 48 52 -3 13 7036 M M M M 0.52 1.78 1.27 M M M M M 13 53 44 49 -7 16 7052 M M M M 0.13 1.91 1.38 M M M M M 14 66 41 54 -2 11 7063 M M M M T 1.91 1.49 M M M M M 15 62 51 57 1 8 7071 M M M M 0.05 1.96 1.60 M M M M M 16 67 59 63 6 2 7073 M M M M 1.55 3.51 1.71 M M M M M 17 61 55 58 1 7 7080 M M M M 0.46 3.97 1.82 M M M M M 18 63 47 55 -3 10 7090 M M M M 0 3.97 1.93 M M M M M 19 74 46 60 2 5 7095 M M M M T 3.97 2.04 M M M M M 20 68 55 62 4 3 7098 M M M M 1.01 4.98 M M M M M M 21 71 54 63 5 2 7100 M M M M 0 4.98 2.26 M M M M M 22 73 50 62 3 3 7103 M M M M 0.11 5.09 2.37 M M M M M 23 61 43 52 -7 13 7116 M M M M 0.01 5.10 2.48 M M M M M 24 61 41 51 -9 14 7130 M M M M 0 5.10 2.59 M M M M M 25 65 43 54 -6 11 7141 M M M M 0 5.10 2.70 M M M M M 26 72 45 59 -1 6 7147 M M M M 0 5.10 2.81 M M M M M 27 78 48 63 2 M 7149 M M M M 0.11 5.21 M M M M M M 28 84 53 69 8 0 7149 M M M M 0.01 5.22 3.04 M M M M M 29 83 60 72 11 0 7149 M M M M 0 5.22 3.16 M M M M M 30 83 55 69 7 0 7149 M M M M 0 5.22 3.28 M M M M M 31 68 50 59 -3 6 7155 M M M M 0.10 5.32 3.40 M M M M M Monthly Summary for May ...TEMPERATURE DATA... AVERAGE MONTHLY TEMPERATURE....58.1 OR 1.3 DEGREES ABOVE NORMAL AVERAGE HIGH TEMPERATURE.......67.6 AVERAGE LOW TEMPERATURE.......48.5 HIGHEST TEMPERATURE WAS 84 DEGREES ON THE 28TH LOWEST TEMPERATURE WAS 34 DEGREES ON THE 9TH HEATING DEGREE DAYS COOLING DEGREE DAYS MONTHLY TOTAL ........... 222 MONTHLY TOTAL ........... 15 DEPARTURE FROM NORMAL.... -60 DEPARTURE FROM NORMAL.... -13 SEASONAL TOTAL (JUL-JUN). 7155 SEASONAL TOTAL (JAN-DEC). 15 DEPARTURE FROM NORMAL.... -1039 DEPARTURE FROM NORMAL.... -13 ...PRECIPITATION DATA... ..LIQUID.. TOTAL FOR THE MONTH......... 5.32 OR 1.92 INCHES ABOVE NORMAL TOTAL SINCE JANUARY 1ST..... 15.67 OR 6.24 INCHES ABOVE NORMAL GREATEST 24 HOUR RAINFALL WAS 1.55 INCHES ON THE 16TH ...NUMBER OF DAYS... WITH 0.01 INCHES OR MORE.. 15 HIGHS 32 DEGREES OR COLDER... 0 WITH 0.10 INCHES OR MORE.. 9 HIGHS 90 DEGREES OR WARMER... 0 WITH 0.50 INCHES OR MORE.. 4 LOWS 32 DEGREES OR COLDER... 0 WITH 1.00 INCH OR MORE.... 3 LOWS 0 DEGREES OR COLDER... 0 ...SEA LEVEL PRESSURE DATA... HIGHEST 30.33 INCHES ON THE 1ST ...WIND DATA... THE AVERAGE MONTHLY WIND SPEED WAS 12.5 MPH THE FASTEST TWO-MINUTE WIND WAS... 39 MPH FROM THE SOUTH THE HIGHEST PEAK WIND GUST WAS.... 47 MPH FROM THE SOUTH