PETERSBURG, ILLINOIS

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

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DAILY WEATHER AVERAGE - 21 MAY

[ °F ] °C

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	17.9 ^°C	23.6 ^°C	10.6 ^°C	31.1 ^°C (2004)	(2012)
Dewpoint	10.2 ^°C	13.1 ^°C	7.3 ^°C	21.7 ^°C (2004)	-1.7 ^°C (2007)
Humidity	64.4 ^%	89.2 ^%	40.4 ^%		18 ^% (2007)
Barometer	1015.6 ^hPa	1017.9 ^hPa	1012.9 ^hPa	1031.8 ^hPa (2002)	996.3 ^hPa (2001)
Wind Speed	14.2 ^km/h	25.4 ^km/h		48.1 ^km/h (2001)
Wind Gust		38.1 ^km/h		62.9 ^km/h (2001)
Precipitation	12.19 ^mm			32.51 ^mm (1999)

Weather Element	Average
Visibility	15.8 ^km
Wind Direction	SSE (173.9 °)

Total Years on Record: 20

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