PETERSBURG, ILLINOIS

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

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DAILY WEATHER AVERAGE - 18 JANUARY

[ °F ] °C

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	-3.3 ^°C	1.2 ^°C	-8.3 ^°C	15.6 ^°C (1996)	(1997)
Dewpoint	-7.1 ^°C	-2.6 ^°C	-9.3 ^°C	12.2 ^°C (1996)	-21.7 ^°C (2006)
Humidity	75.3 ^%	88.4 ^%	61.3 ^%		43 ^% (2006)
Barometer	1018.3 ^hPa	1023.4 ^hPa	1013.2 ^hPa	1044.4 ^hPa (2005)	988.1 ^hPa (1996)
Wind Speed	18.2 ^km/h	29.9 ^km/h		57.5 ^km/h (1996)
Wind Gust		45.9 ^km/h		74 ^km/h (1996)
Precipitation	6.6 ^mm			17.78 ^mm (1996)

Weather Element	Average
Visibility	12.7 ^km
Wind Direction	SW (220.6 °)

Weather Element	Total
Heating Degree Days	21.9 (Base 18.3)

Total Years on Record: 22

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