PETERSBURG, ILLINOIS

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

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DAILY WEATHER AVERAGE - 8 AUGUST

[ °F ] °C

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	23.9 ^°C	29.2 ^°C	18.6 ^°C	33.3 ^°C (2007)	12.2 ^°C (2002)
Dewpoint	18.8 ^°C	21.2 ^°C	16.4 ^°C	23.9 ^°C (2007)	11.1 ^°C (2005)
Humidity	75.7 ^%	93.8 ^%	53 ^%		29 ^% (2005)
Barometer	1015.9 ^hPa	1017.6 ^hPa	1013.9 ^hPa	1025.4 ^hPa (2002)	1003.7 ^hPa (2011)
Wind Speed	10.3 ^km/h	20.1 ^km/h		27.8 ^km/h (2009)
Wind Gust		38.1 ^km/h		51.8 ^km/h (1995)
Precipitation	11.68 ^mm			36.07 ^mm (2006)

Weather Element	Average
Visibility	13.8 ^km
Wind Direction	SE (132.5 °)

Weather Element	Total
Cooling Degree Days	5.6 (Base 18.3)
Growing Degree Days	13.9 (Base 10)

Total Years on Record: 21

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