Back to December, 2008's Index

Weather on December, 21, 2008

Maximum temperature (degrees C): 2.8 (37.0 F)
Minimum temperature (degrees C): -3.9 (25.0 F)
Precipitation (mm): 14.7 (0.579 in)
Snowfall (mm): 5.0 (0.197 in)
Snow depth (mm): 76.0 (2.992 in)
Observed: Rain (may include freezing rain, drizzle, and
freezing drizzle)
Observed: Snow, snow pellets, snow grains, or ice crystals
Peak gust time (hours and minutes, i.e., HHMM):  2203
Observed: Hail (may include small hail)
Average daily wind speed (meters per second): 4.3 (9.6 mph)
Time of fastest mile or fastest 1-minute wind
(hours and minutes, i.e., HHMM):  2203
Direction of fastest 2-minute wind (degrees): 270.0
Direction of fastest 5-second wind (degrees): 290.0
Fastest 2-minute wind speed (meters per second): 9.8 (21.9 mph)
Fastest 5-second wind speed (meters per second): 14.8 (33.1 mph)
Observed: Fog, ice fog, or freezing fog (may include heavy fog)
Observed: Smoke or haze
Observed: Unknown source of precipitation
Average Dew Point Temperature for the day (degrees C): -4.4 (24.1 F)
Average Sea Level Pressure for the day (hPa): 1004.4
Average Station Level Pressure for the day (hPa): 1000.3
Average Wet Bulb Temperature for the day (degrees C): -1.7 (28.9 F)
Average relative humidity for the day (percent): 75.0
Minimum relative humidity for the day (percent): 38.0
Maximum relative humidity for the day (percent): 93.0