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Weather on May, 20, 2011

Maximum temperature (degrees C): 17.8 (64.0 F)
Minimum temperature (degrees C): 13.9 (57.0 F)
Precipitation (mm): 6.1 (0.240 in)
Snowfall (mm): 0.0 (0.000 in)
Snow depth (mm): 0.0 (0.000 in)
Observed: Rain (may include freezing rain, drizzle, and
freezing drizzle)
Average daily wind speed (meters per second): 0.5 (1.1 mph)
Time of fastest mile or fastest 1-minute wind
(hours and minutes, i.e., HHMM):  1014
Fastest 2-minute wind speed (meters per second): 2.7 (6.0 mph)
Observed: Fog, ice fog, or freezing fog (may include heavy fog)
Observed: Smoke or haze
Observed: Mist
Average Dew Point Temperature for the day (degrees C): 14.4 (57.9 F)
Average Sea Level Pressure for the day (hPa): 1013.9
Average Station Level Pressure for the day (hPa): 1009.1
Average Wet Bulb Temperature for the day (degrees C): 15.0 (59.0 F)
Average relative humidity for the day (percent): 92.0
Minimum relative humidity for the day (percent): 73.0
Maximum relative humidity for the day (percent): 97.0