MONTHLY CLIMATOLOGICAL SUMMARY for MAR. 2012 NAME: Charleswood CITY: Winnipeg STATE: MB ELEV: 235 m LAT: 49° 54' 00" N LONG: 97° 18' 00" W TEMPERATURE (°C), RAIN (mm), SNOW/SOG (cm), WIND SPEED (km/h) HEAT AVG MEAN DEG WIND DOM DAY TEMP HIGH TIME LOW TIME DAYS SNOW RAIN SPEED HIGH TIME DIR SOG ------------------------------------------------------------------------------------ 1 -1.9 0.4 12:00p -4.9 12:15a 20.2 3.0 0.0 1.4 16.1 6:00p ESE 19 2 -5.1 -1.3 12:15a -10.4 12:00m 23.4 9.0 0.0 5.5 35.4 12:45p N 25 3 -13.8 -8.8 4:00p -20.3 12:00m 32.1 0.0 0.0 1.4 20.9 12:30a N 30 4 -13.9 -6.9 2:30p -20.6 12:30a 32.2 1.6 0.0 1.1 16.1 1:45p S 30 5 -6.4 0.1 2:45p -17.3 12:15a 24.8 0.0 0.0 4.0 33.8 12:45p SW 30 6 -1.2 2.1 1:45p -2.4 12:15a 19.5 0.0 0.0 3.5 25.7 12:00m N 28 7 -8.4 -2.2 12:15a -12.4 9:00a 26.7 0.0 0.0 3.5 30.6 5:45a N 26 8 -9.1 -3.8 10:30a -16.7 12:00m 27.3 1.0 0.0 5.3 49.9 11:30a NNW 26 9 -10.2 -4.0 8:00p -19.5 3:45a 28.5 0.0 0.0 9.2 49.9 7:30p SW 26 10 -0.3 8.2 12:15p -8.2 7:30a 18.4 0.0 0.0 3.1 46.7 1:00a SW 25 11 4.2 13.4 4:15p -5.3 6:45a 13.5 0.0 0.0 3.9 35.4 4:30p SSE 20 12 5.5 10.1 5:30p 3.6 12:00m 12.5 0.0 0.5 7.7 41.8 10:45p WNW 10 13 5.1 12.2 4:45p -3.3 8:30a 13.2 0.0 0.0 4.8 33.8 4:15p SSE 3 14 7.1 10.9 3:30p 2.7 12:00m 11.2 0.0 0.0 7.7 43.5 7:45a WNW 0 15 5.8 14.2 5:00p -2.3 6:45a 12.5 0.0 0.0 5.0 40.2 2:45p SW 16 10.7 19.9 5:15p 3.4 7:45a 7.7 0.0 0.0 5.8 40.2 1:45p SW 17 11.6 20.5 3:45p 3.8 7:30a 7.1 0.0 0.0 1.8 25.7 7:15p ENE 18 14.6 20.5 5:15p 6.0 6:30a 4.3 0.0 0.0 5.5 41.8 1:30p E 19 18.7 23.4 4:15p 13.3 12:00m 0.9 0.0 16.0 12.4 54.7 4:15p SW 20 7.4 13.3 12:30a 2.3 8:15a 10.8 0.0 0.0 7.1 35.4 10:15a WSW 21 9.4 16.4 4:15p 3.2 7:30a 8.9 0.0 0.0 8.0 49.9 12:15p WSW 22 11.8 22.7 4:45p 3.2 6:30a 7.2 0.0 0.0 1.6 30.6 11:00a E 23 13.2 16.7 2:00p 9.4 12:00m 5.2 0.0 0.0 0.8 19.3 2:00p SE 24 1.2 9.4 12:15a -3.5 12:00m 17.1 0.0 8.9 4.7 40.2 6:45a N 25 -2.7 1.6 4:00p -5.5 12:00m 21.0 0.0 0.0 1.4 27.4 11:30a N 26 2.8 8.9 5:00p -5.3 12:15a 15.5 0.0 0.0 7.1 49.9 5:00p SSE 27 2.2 5.7 1:30a 0.5 6:15p 16.1 TR 12.7 4.0 30.6 12:15a NNW 28 2.6 6.8 3:00p -1.2 12:00m 15.8 0.0 0.0 2.3 19.3 1:15a N 29 1.3 4.2 1:00p -1.4 12:30a 16.9 0.0 15.0 4.3 33.8 11:15a SE 30 3.8 7.9 4:00p 1.2 12:15a 14.5 0.0 0.3 4.2 45.1 11:30p SSE 31 11.3 19.9 4:15p 3.6 11:45p 7.0 0.0 0.0 7.2 45.1 1:45a WNW ------------------------------------------------------------------------------------- 2.5 23.4 19 -20.6 4 492.1 14.6 53.4 4.7 54.7 19 SW MARCH 2012 HGHLIGHTS ..Warmest March on record in Winnipeg in 140 years of records.. - Monthly mean of +2.2C at YWG airport tops 1878 (+1.6C) as warmest March on record - Historic March heat wave from Mar 11-23rd helps establish record warmth - 8 daily record highs set between 11-23rd, including all time March high of 23.7C on 19th - average of +9.5C between Mar 11-23rd.. more typical of early May - 3 days over 20C at YWG airport.. matching total 20C March days in past 140 years - all time warmest March low of 13.3C on the 19th (prev 7.8C in 1945) - earliest thunderstorm on record on evening of the 19th - precip above normal thanks to some moderate to heavy rain events last half of month - over 53 mm of rain and 14.6 cm of snow for the month (normal is 7.5 mm rain/15.8 cm snow) - early warmth has given premature start to growing season.. 4 weeks ahead of normal