PETERSBURG, ILLINOIS

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Elevation: 158 meters Latitude: 40 01N Longitude: 089 51W

WEATHER

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DAILY WEATHER AVERAGE - 18 DECEMBER

[ °F ] °C

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	0.2 ^°C	3.9 ^°C	-4.3 ^°C	15 ^°C (2002)	-14.4 ^°C (2000)
Dewpoint	-3.7 ^°C	-0.7 ^°C	-7.2 ^°C	13 ^°C (2002)	-17.2 ^°C (1995)
Humidity	76.3 ^%	90.3 ^%	57.9 ^%		29 ^% (1995)
Barometer	1018.3 ^hPa	1022 ^hPa	1014.6 ^hPa	1039.3 ^hPa (2005)	1001 ^hPa (2002)
Wind Speed	18.2 ^km/h	29.8 ^km/h		50.1 ^km/h (2002)
Wind Gust		48.9 ^km/h		66.6 ^km/h (2002)
Precipitation	17.78 ^mm			80.26 ^mm (2002)

Weather Element	Average
Visibility	13.2 ^km
Wind Direction	SSW (199.7 °)

Weather Element	Total
Heating Degree Days	18.6 (Base 18.3)
Growing Degree Days	3 (Base 10)

Total Years on Record: 21

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