Main page http://i4weather.net CLIMATOLOGCAL DATA: HAGERSTOWN MD LAT:39.38.31 LONG:77.42.06 ELEV:519 FT. Station: Hagerstown 1E Md (Print Landscape) Observer: Gregory L Keefer Observation time: Midnight MONTH: MAY YEAR: 2012 * Record Set or Tied EVENTS F=Fog T=Thunder TEMPERATURE F. DEGREE DAYS PRECIPITATION WIND(MPH) SKY H=Hail S=Sleet 12am (Base 65) Amt. Snow On Average G=Glaze(Frz Rain) Day MAX MIN Read HDD CDD Liq. Ice Gnd. Dir Speed Gust Cover %Sun DW=Damaging Wind 1 81 54 60 0 3 .16 0 0 S 5 23s PC 30 T 2 80 59 59 0 5 .14 0 0 SSE 5 25w PC 50 T 3 85 56 66 0 6 .28 0 0 S 5 24s PC 60 F,T 4 84 61 68 0 8 0 0 0 S 5 27w PC 60 5 78 60 66 0 4 T 0 0 E 5 20e PC 50 6 72 63 63 0 2 0 0 0 S 4 15s C 0 7 67 59 62 2 0 0 0 0 SE 7 24se C 0 8 67 58 65 2 0 .29 0 0 S 8 25s C 0 9 71 57 57 1 0 .05 0 0 W 4 20w C 0 10 63 50 52 8 0 0 0 0 W 9 31nw PC 60 11 71 39 53 10 0 0 0 0 W 7 29w S 95 12 76 42 58 6 0 0 0 0 S 5 18s PC 70 13 79 53 62 0 1 T 0 0 S 4 19s PC 35 14 64 60 62 3 0 .92 0 0 S 5 20s C 0 15 76 62 63 0 4 .21 0 0 SSW 4 15sw C 20 16 82 56 67 0 4 0 0 0 S 5 20sw S 90 17 72 51 51 4 0 0 0 0 N 7 21n S 100 18 75 44 56 5 0 0 0 0 E 4 18e S 95 19 82 48 63 0 0 0 0 0 E 4 15e S 90 20 82 53 67 0 3 0 0 0 E 8 27e S 90 21 68 64 64 0 1 1.33 0 0 E 5 18e C 0 22 78 63 63 0 5 .55 0 0 E 4 30mw C 20 T 23 80 62 66 0 6 .57 0 0 SSW 3 22e C 25 T 24 82 64 67 0 8 .22 0 0 ESE 5 28s PC 55 T 25 85 65 73 0 10 0 0 0 S 4 15s PC 70 26 89 66 74 0 12 .01 0 0 S 4 18s PC 70 27 88 66 66 0 12 .85 0 0 S 5 46n PC 70 T 28 90 64 77 0 12 0 0 0 S 4 15sw S 95 29 90 68 68 0 14 1.64 0 0 S 6 26n PC 75 T 30 84 62 64 0 8 .02 0 0 WSW 4 18nw PC 40 31 78 60 63 0 5 0 0 0 NNW 5 22nw S 90 --------------------------------------------------------------------------------- 2419 1789 41 133 7.24 0 0 S 5.1 46n 51.8% --------------------------------------------------------------------------------- MONTHLY STATS MAY 2012 TEMPERATURE---------------------------------------------------------- AVG TEMP 67.9 Normal 62.2 Dep +5.7 AVG MAX 78.0 Normal 73.6 Dep +4.4 AVG MIN 57.7 Normal 50.8 Dep +6.9 MAXIMUM 90 on 28th 29th Lowest Max 63 on 10th MINIMUM 39 0n 11th Highest Min 68 on 29th NUMBER OF DAYS Max 90 or Higher 2 Max 32 or Lower 0 Min 32 or Lower 0 Min 0 or Lower 0 PRECIPITATION-------------------------------------------------------- MONTH TOTAL 7.24 Normal 4.24 Dep +3.00 YEAR TO DATE 17.53 Normal 16.85 Dep +0.68 NUMBER OF DAYS .01" or more 15 .10" or more 12 1.00" or more 2 LARGEST DAILY AMOUNT 1.64 on 29th Largest 24 Hr Amount 1.66 on 29-30th SNOWFALL------------------------------------------------------------- MONTH TOTAL Normal 0.0 Dep SEASON TOTAL Normal 28.5 Dep NUMBER OF DAYS 0.1" or more 1.0" or more Snow Cover 1" or more MAXIMUM DAILY SNOWFALL MAX 24 Hr Snowfall Storm Max OTHER---------------------------------------------------------------- NUMBER OF DAYS Fog 1 Thunder 8 Hail 0 Sleet 0 Glaze 0 Damaging Wind 0 Cloudy 9 Partly Cloudy 14 Sunny 8 Sunshine% 51.8% AVERAGE WIND South @ 5.1mph PEAK GUST 46n on 27th MAX BAROMETER 30.32 on 12th MIN BAROMETER 29.62 on 10th TOTAL DEGREE DAYS HEATING 41 Normal 135 / COOLING 133 Normal 58 MAY 2012 WEATHER REMARKS HAGERSTOWN 1E MARYLAND DAY WARM / SHOWERS AND STORMS 1st: Thunderstorm early this morning between 4-5am rainfall .16" and wind gust to 25 mph. Mostly to partly cloudy and warm today high 81 F. 2nd: Showers overnight between 2:30am - 3:30am .14" fell. Partly cloudy and warm today high 80 F. Thunderstorm passed by just to SSW around 5:30pm no rain fell at this station. 3rd: Some morning fog. Much warmer this afternoon high 85 F. Slow moving severe thunderstorms this evening were hovering just to northwest, west and south between 8pm - 10pm the storms fell apart as they finally moved across this station but did produce some downpours with .28" of rain. Large hail frequent lightning and strong winds were reported from storms in nearby areas. 4th: Partly cloudy warm high 84 F. 5th: Partly cloudy high 78 F. Some sprinkles of rain late this afternoon, trace. 6th: Cloudy high 72 F. 7th: Cloudy breezy high 67 F. 8th: Cloudy today with rain between 11am - 4:30pm .29". Rain was moderate at times. High 68 F. 9th: Mostly cloudy high 71 F. Light rain fell between 4pm - 8pm .05" fell. 10th: Partly cloudy windy and chilly high 63 F. West winds gusting to 31 mph. 11th: Chilly low of 39 F. this morning. Sunny and breezy today high 71 F. 12th: Partly cloudy high 76 F. 13th: Partly cloudy high 79 F. A few sprinkles this evening, trace. RAIN 14th: Rain began around 4am. Cloudy and rainy all day .92" fell by midnight. 15th: Light rain overnight. Periods of light rain during the morning. Mostly cloudy today high 76 F. Rainfall today .21". 16th: Sunny warm high 82 F. 17th: Sunny high 72 F. 18th: Sunny high 75 F. 19th: Sunny warm high 82 F. 20th: Sunny breezy high 82 F. East winds gusting to 27 mph. RAIN / DOWNPOURS / THUNDERSTORMS 21st: Light rain and drizzle began this morning just after 8am. Periods of light rain all day. Heavy downpours fell this evening between 7:30pm - 9:30pm with well over an inch falling in that period. Total rain today 1.33". 22nd: A few light showers overnight. Some drizzle during the morning. Cloudy today high 78 F. Some clearing late this afternoon and evening. Frequent lighning to west this evening as slow moving intense thunderstorms drifted this way. Storms weakend a bit as they finally arrived by 11pm with downpours and brief gusty winds to 30mph. Rainfall .55" by midnight. 23rd: Storms and showers continued from 12m - 2am with .14" of rain. Mostly cloudy today with a few peeks of sun high 80 F. More showers and rumbles of thunder between 3:30pm - 12m. Total rain today .57". 24th: Partly cloudy and warm today high 82 F. Thunderstorm moved in from south this evening around 8pm with brief downpours and gusty winds to 28 mph, light showers lingered through 10pm total rain .22". 25th: Partly cloudy and very warm high 85 F. 26th: Partly cloudy hot and humid high 89 F. A few sprinkles this evening from left over thunderstorms around 9pm with only .01" of rain. INTENSE THUNDERSTORMS 27th: Partly cloudy very warm and humid today high 88 F. Intense line of thunderstorm moved through from north this evening 7:30pm -8:30pm with heavy downpours intense lightning and wind gusts to 46 mph. Rain and thunderstorms continued throughout the evening until around 11pm. Total rainfall from event .85". Some tree & wind damage reported across the county from thunderstorm winds. 28th: Sunny hot and humid high of 90 F first 90 this season. THUNDERSTORMS / VERY HEAVY DOWNPOURS 29th: Hot and humid today high 90 F. Thunderstorms in area came nearby between 4pm - 7pm but one direct hit very intense thunderstorm between 5:30pm - 6:30pm with very heavy downpours with 1.5" of rain falling in 25 minutes .39" fell in 5 minutes 1.64" total. Also frequent lightning and thunder. Winds not very high with the storms here only up to 26 mph. Flash flooding in creeks and streams and flooded roads reported. Wind damage reported in Keedysville MD. 30th: Light showers overnight just before 2am .02". Partly cloudy today high 84 F. 31st: Sunny and pleasant high 78 F. 3rd warmest May on record with an average of 67.9. The all time warmest was 69.4 in 1991. The 2nd warmest was 68.6 in 2004. 4th wettest May on record with 7.24" of rain. The all time wettest was 8.21" set in 2003 MAY 2012