April, 1997 Preliminary Local Climatological Data La Crosse, WI 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 68 42 55 14 10 6631 -109 0 0 0 0 0 0.08 0 65.9 M M M 2 69 49 59 18 6 6637 -127 0 0 0 T 0 0.17 0 65.9 M M M 3 65 37 51 9 14 6651 -136 0 0 0 0 0 0.26 0 65.9 M M M 4 72 53 63 21 2 6653 -157 0 0 0 0.02 0.02 0.35 T 65.9 M M M 5 62 52 57 14 8 6661 -171 0 0 0 0.27 0.29 0.44 T 65.9 M M M 6 56 21 39 -4 26 6687 -167 0 0 0 0.05 0.34 0.53 0.5 66.4 M M M 7 35 20 28 -16 37 6724 -151 0 0 0 T 0.34 0.62 T 66.4 M M M 8 31 13 22 -23 43 6767 -129 0 0 0 T 0.34 0.71 T 66.4 M M M 9 42 18 30 -15 35 6802 -114 0 0 0 0 0.34 0.80 0.0 66.4 M M M 10 41 25 33 -12 32 6834 -102 0 0 0 0.06 0.40 0.89 0.7 67.1 M M M 11 46 30 38 -8 27 6861 -94 0 0 0 0.01 0.41 0.98 0.2 67.3 M M M 12 47 30 39 -7 26 6887 -87 0 0 0 0.02 0.43 1.08 0.2 67.5 M M M 13 55 27 41 -6 24 6911 -81 0 0 0 0 0.43 1.18 0 67.5 M M M 14 55 31 43 -4 22 6933 -77 0 0 0 0 0.43 1.28 0 67.5 M M M 15 66 39 53 5 12 6945 -82 0 0 0 0 0.43 1.38 0 67.5 M M M 16 38 29 34 -14 31 6976 -68 0 0 0 T 0.43 1.48 T 67.5 M M M 17 56 26 41 -8 24 7000 -60 0 0 0 0 0.43 1.58 0 67.5 M M M 18 49 37 43 -6 22 7022 -54 0 0 0 0.12 0.55 1.68 0 67.5 M M M 19 60 41 51 2 14 7036 -56 0 0 0 T 0.55 1.78 0 67.5 M M M 20 68 40 54 4 11 7047 -60 0 0 0 0 0.55 1.88 0 67.5 M M M 21 64 41 53 3 12 7059 -63 0 0 0 0 0.55 1.98 0 67.5 M M M 22 64 37 51 0 14 7073 -63 0 0 0 0 0.55 2.08 0 67.5 M M M 23 58 38 48 -3 17 7090 -60 0 0 0 0.03 0.58 2.18 0 67.5 M M M 24 61 37 49 -3 16 7106 -57 0 0 0 0 0.58 2.28 0 67.5 M M M 25 67 33 50 -2 15 7121 -55 0 0 0 0 0.58 2.38 0 67.5 M M M 26 69 38 54 2 11 7132 -57 0 0 0 0 0.58 2.48 0 67.5 M M M 27 71 40 56 3 9 7141 -60 0 0 0 0.11 0.69 2.58 0 67.5 M M M 28 72 38 55 2 10 7151 -62 0 0 0 0 0.69 2.68 0 67.5 M M M 29 76 55 66 12 0 7151 -73 1 1 1 0.01 0.70 2.78 0 67.5 M M M 30 58 34 46 -8 19 7170 -65 0 1 1 1.19 1.89 2.88 1.6 69.1 M M M APR CLIMATOLOGICAL REPORT FOR LA CROSSE WISCONSIN APRIL OF 1997 WAS DRIER AND SOMEWHAT COOLER THAN NORMAL IN LA CROSSE. THIS APRIL WAS ONE OF THE DRIEST ON RECORD IN LA CROSSE UNTIL THE LAST DAY OF THE MONTH WHEN 1.19 INCHES OF PRECIPITATION FELL AND THIS ACCOUNTED FOR ALMOST TWO THIRDS OF THE TOTAL MONTHLY RAIN. THE SNOWFALL OF 1.6 INCHES ON THE 30TH BROUGHT THE SEASON TOTAL TO 69.1 INCHES WHICH MAKES THIS WINTER SEASON THE 4TH SNOWIEST IN THE HISTORY OF LA CROSSE. THE FIRST WEEK OF APRIL WAS QUITE MILD BUT MUCH BELOW NORMAL TEMPERATURES SET IN FROM THE 7TH THROUGH THE 12TH. THERE WERE 4 DAYS WHEN THE MERCURY REACHED THE 70 DEGREE MARK...THE EARLIEST OCCURRING ON THE 4TH OF THE MONTH. THE LAST DATE WHEN THE TEMPERATURE DROPPED BELOW FREEZING WAS THE 17TH WHEN THE LOW WAS 26 DEGREES. TEMPERATURE DATA...... (DEGREES F) AVERAGE MONTHLY TEMPERATURE.... 46.5 OR 1.2 DEGREES BELOW NORMAL AVERAGE MAXIMUM TEMPERATURE.... 58.0 AVERAGE MINIMUM TEMPERATURE.... 35.0 HIGHEST TEMPERATURE WAS 76 ON DAY 29 LOWEST TEMPERATURE WAS 13 ON DAY 8 HEATING DEGREE DAYS (BASE 65) COOLING DEGREE DAYS MONTHLY TOTAL ........... 549 MONTHLY TOTAL .......... 1 DEPARTURE FROM NORMAL.... 30 DEPARTURE FROM NORMAL... 1 SEASONAL TOTAL (JUL-JUN). 7170 SEASONAL TOTAL (JAN-DEC) 1 DEPARTURE FROM NORMAL.... -65 DEPARTURE FROM NORMAL... 1 PRECIPITATION DATA.... ..RAIN.. TOTAL FOR THE MONTH......... 1.89 OR 0.99 INCHES BELOW NORMAL TOTAL SINCE JANUARY 1ST..... 7.94 OR 1.25 INCHES ABOVE NORMAL GREATEST 24 HOUR RAINFALL WAS 1.19 INCHES ON THE 30TH ..SNOW.. TOTAL FOR THE MONTH......... 3.2 INCHES TOTAL FOR THE SEASON........ 69.1 GREATEST 24 HOUR SNOWFALL WAS 1.6 INCHES ON DAY(S) 30TH %^ ..NUMBER OF DAYS.. WITH .01 INCHES OR MORE 11 HIGHS 32 DEGREES OR COLDER 1 WITH .10 INCHES OR MORE 4 HIGHS 90 DEGREES OR WARMER 0 WITH .50 INCHES OR MORE 1 LOWS 32 DEGREES OR COLDER 11 WITH 1.00 INCHES OR MORE 1 LOWS 0 DEGREES OR COLDER 0 LOOKING AHEAD TO MAY... AVERAGE TEMPERATURE...59.5 DEGREES AVERAGE HIGH..........70.9 AVERAGE LOW...........48.1 AVERAGE RAINFALL......3.26 INCHES AVERAGE CLEAR DAYS...7 PARTLY CLOUDY DAYS...9 CLOUDY DAYS...15 AVERAGE DAYS WITH THUNDERSTORMS...6