Main page http://i4weather.net CLIMATOLOGCAL DATA: HAGERSTOWN MD LAT: 39.64028 LONG: -77.69792 ELEV: 540 FT. Station: Hagerstown 1E Md (Print Landscape) Observer: Gregory L Keefer Observation time: Midnight MONTH: DECEMBER YEAR: 2017 * 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 54 29 29 23 0 0 0 0 NNW 5 18nw S 90 2 51 25 33 27 0 0 0 0 S 4 18s PC 50 3 55 29 30 23 0 T 0 0 NW 3 14nw S 100 4 53 26 47 25 0 0 0 0 SSE 8 25s PC 30 5 52 46 49 16 0 .34 0 0 S 8 27s C 0 F 6 49 34 38 24 0 0 0 0 W 8 29w PC 25 7 44 34 36 26 0 0 0 0 W 7 25w PC 25 8 36 31 32 31 0 0 0 0 W 5 24w C 0 9 33 26 27 36 0 .01 0.2 T NNE 3 11ne C 0 10 37 27 33 33 0 T T 0 W 10 33w PC 35 11 44 31 41 27 0 0 0 0 S 5 22s PC 50 12 44 20 20 33 0 T T 0 NW 13 41nw C 5 13 30 18 29 41 0 .01 0.2 0.2 W 12 32w S 90 14 35 25 25 35 0 T T 0 NW 10 31nw PC 60 15 32 23 32 37 0 T T 0 S 6 22w C 0 16 47 26 26 28 0 T T 0 W 9 34w PC 50 17 46 23 38 30 0 0 0 0 W 2 10w C 0 18 50 35 46 22 0 0 0 0 SSE 3 15w C 20 19 59 43 50 14 0 0 0 0 W 9 31w PC 70 20 51 28 28 25 0 0 0 0 W 8 29w PC 40 21 44 23 36 32 0 0 0 0 SSW 3 13s S 95 22 46 32 42 26 0 .01 0 0 S 7 24s C 0 23 49 40 40 21 0 .62 0 0 NNW 6 27nw C 0 F 24 40 34 35 28 0 .01 T 0 ESE 4 24nw PC 30 25 36 25 25 34 0 T T 0 W 15 44w PC 40 26 32 21 27 38 0 0 0 0 W 10 29w S 90 27 27 13 13 45 0 T T 0 NW 8 25nw PC 40 28 22 9 10 49 0 0 0 0 NW 5 19nw S 85 29 25 9 19 48 0 0 0 0 NW 4 24nw PC 40 30 28 17 17 43 0 .05 1.1 1 NW 8 31nw C 10 31 17 10 10 51 0 0 0 T NW 7 23nw PC 25 --------------------------------------------------------------------------------- 40.9 26.2 971 0 1.05 1.5 W 6.9 44nw 38.5% --------------------------------------------------------------------------------- MONTHLY STATS DECEMBER 2017 TEMPERATURE---------------------------------------------------------- AVG TEMP 33.5 Normal 34.5 Dep -1.0 AVG MAX 40.9 Normal 42.4 Dep -1.5 AVG MIN 26.2 Normal 25.4 Dep +0.8 MAXIMUM 59 on 19th Lowest Max 17 on 31st MINIMUM 9 on 28th, 29th Highest Min 46 on 5th NUMBER OF DAYS Max 90 or Higher 0 Max 32 or Lower 8 Min 32 or Lower 24 Min 0 or Lower 0 PRECIPITATION-------------------------------------------------------- MONTH TOTAL 1.05 Normal 3.22 Dep -2.17 YEAR TO DATE 42.38 Normal 42.36 Dep +0.02 NUMBER OF DAYS .01" or more 7 .10" or more 2 1.00" or more 0 LARGEST DAILY AMOUNT 0.62 on 23rd Largest 24 Hr Amount 0.62 on 23rd SNOWFALL------------------------------------------------------------- MONTH TOTAL 1.5 Normal 5.3 Dep -3.8 SEASON TOTAL 1.5 Normal 6.7 Dep -5.2 NUMBER OF DAYS 0.1" or more 3 1.0" or more 1 Snow Cover 1" or more 1 MAXIMUM DAILY SNOWFALL 1.1 on 30th MAX 24 Hr Snowfall 1.1 on 30th Storm Max 1.1 on 30th OTHER---------------------------------------------------------------- NUMBER OF DAYS Fog 2 Thunder 0 Hail 0 Sleet 0 Glaze 0 Damaging Wind 0 Cloudy 10 Partly Cloudy 15 Sunny 6 Sunshine% 38.5% AVERAGE WIND WEST @ 6.9 mph PEAK GUST 44nw on 25th MAX BAROMETER 30.71 on 28th MIN BAROMETER 29.48 on 14th TOTAL DEGREE DAYS HEATING 971 Normal 967 / COOLING 0 Normal 0 DECEMBER 2017 WEATHER REMARKS HAGERSTOWN 1E MARYLAND DAY 1st: Sunny mild high 54 F. 2nd: Partly cloudy high 51 F. 3rd: A few sprinkles of rain 3:30am. Sunny and mild today high 55 F. 4th: Partly cloudy breezy and mild high 53 F. 5th: Cloudy and breezy with periods of rain today between 11:15am -8pm .34" fell. 6th: Partly to mostly cloudy. High 49 just after midnight. Breezy west winds to 29 mph. 7th: Partly to mostly cloudy high 44 F. 8th: Cloudy and cold high 36 F. FIRST MEASURABLE SNOW OF SEASON 0.2" 9th: Light snow fell today between 10am -3pm with 0.2" accumulation. 10th: Snow flurries overnight and this morning. Partly cloudy windy and cold toady high 37 F. 11th: Partly cloudy high 44 F. 12th: Cloudy windy with falling temperatures and a few snow flurries today. NW winds gusting to 41 mph. LIGHT EVENING SNOW 0.2" 13th: Sunny windy and cold today high 30 F. West winds gusting to 32 mph. Light snow fell this evening between 7pm - 9pm with 0.2" accumulation. 14th: Few snow flurries overnight. Few morning snow flurries and snow showers. Partly cloudy windy and cold high of 35 F. NW winds gusting to 31 mph. LIGHT SNOW DUSTING - TRACE 15th: Cloudy cold with very light to light snow falling maninly between 10am - 2:30pm producing a dusting of snow but not enough to measure. Evening flurries and becoming windy. Temperature in the 20's all day with the high of 32 occurring late this evening. 16th: Windy overnight and a few flurries with west winds gusting to 34 mph. Partly cloudy and windy today with west winds gusting to 34 mph again. Warmer high 47 F. 17th: Cloudy high 46 F. 18th: Mostly cloudy high 50 F. 19th: Partly cloudy mild high 59 F. 20th: Partly cloudy high of 51 occurring just after midnight. 21st: Sunny high 44 F. 22nd: Cloudy today high 46 F. Light rain began late this evening. 23rd: Steady light rain overnight 12am -6am. A few morning showers. Showers 3:30pm -7pm. Windy during the evening with NW gusts to 27 mph. Rainfall today .62". 24th: Partly cloudy high 40 F. Some light evening rain and drizzle with a little wet snow mixed in, trace. COLDER WINDY FLURRIES 25th: CHRISTmas - A few light snow showers overnight and during the morning. Became windy with strong west winds gusting to 44 mph overnight and today. Cold all day with wind chills in the teens. The high of 36 occurring at 1am. VERY COLD WEATHER 26th: Sunny windy and cold high 32 F. West winds gusting to 29 mph. 27th: Few snow flurries ovenight and this morning. Partly cloudy breezy and very cold temperature in the 20's all day. The high of 27 occurring just after midnight. 28th: Cold low of 9 F this morning. Mostly sunny and very cold high 22 F. 29th: Cold low of 9 F again this morning.Partly cloudy and cold today high 25 F. SNOWFALL 1.1" 30th: Light snow overnight began just after 1am. Periods of light snow through the morning became slightly heavier by mid morning accumulation 1.1" total. Periods of flurries and snow showers rest of day high 28 F. Became windy during the evening with NW gusts to 31 mph. 31st: Mostly cloudy and very cold high only 17 F. The Year 2017 was the 2nd Warmest Year on record with an average temperature of 56.0 F. The record warmest was in 1998 with an average of 56.8. DECEMBER 2017