Station Historical Data Return to Current Day Monthly Summary for January 2012 Units:  Metric    English   Both « Previous Month January February March April May June July August September October November December 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 2007 2008 2009 2010 2011 2012 2013 Next Month » Daily Weekly Monthly Yearly Custom   High: Low: Average: Temperature: 14.4 °C -15.6 °C -0.9 °C Dew Point: 10.6 °C -20 °C -3.8 °C Humidity: 100% 51% 82% Wind Speed: 27.4km/h - 5km/h Wind Gust: 51.5km/h - - Pressure: 1033.1 hPa 995.5 hPa - Precipitation: 18.8 mm         Months Tabular Data 2012 Temp (°C) Dew Point (°C) Humidity (%) Sea Level Pressure (hPa) Wind (km/h) Gust Speed (km/h) Precip (mm) January high ave low high ave low high ave low high low high ave high sum Sun 1 7.8 2.2 -1.7 4.4 -1.1 -5.6 94 80 66 1020.5 1000.9 27.4 14.5 51.5 0.5 Mon 2 -1.7 -5 -8.3 -5.6 -10 -12.2 85 70 59 1031.7 1019.9 20.9 8 45.1 0 Tue 3 -2.2 -6.1 -11.1 -7.2 -11.1 -13.3 82 70 53 1033.1 1018.8 11.3 1.6 25.7 0 Wed 4 5.6 0.6 -3.3 -1.1 -4.4 -7.2 80 72 59 1019.9 1014.8 11.3 1.6 20.9 0.3 Thu 5 10.6 3.9 -2.8 2.8 -0.6 -5 91 74 58 1018.8 1007.3 11.3 4.8 20.9 0 Fri 6 13.3 7.8 3.3 5 2.8 0.6 81 70 56 1010 1005.3 11.3 3.2 20.9 0 Sat 7 6.1 2.2 -2.2 1.1 -1.1 -3.3 92 80 67 1025.3 1010 9.7 1.6 20.9 0 Sun 8 5 0 -4.4 0.6 -2.2 -5.6 94 87 73 1029.7 1025.3 4.8 0 14.5 0 Mon 9 8.3 2.2 -3.9 1.1 -1.1 -4.4 96 80 57 1026.3 1016.5 16.1 4.8 35.4 0 Tue 10 12.2 3.9 -2.8 3.3 0 -3.9 95 78 53 1019.9 1010 11.3 1.6 20.9 0 Wed 11 12.8 3.3 -2.2 3.3 -0.6 -3.3 94 78 51 1010 999.5 1.6 0 8 0 Thu 12 2.2 -3.3 -8.9 0.6 -4.4 -10 94 92 88 1003.9 997.5 14.5 6.4 33.8 0 Fri 13 -5.6 -7.8 -9.4 -7.2 -9.4 -11.1 92 88 84 1020.2 1004.3 12.9 6.4 32.2 0 Sat 14 -6.1 -8.9 -11.1 -10 -11.1 -12.8 89 84 76 1027 1020.2 3.2 0 11.3 0 Sun 15 0 -5.6 -12.2 -3.3 -7.2 -13.3 92 86 78 1030.4 1018.8 8 3.2 27.4 0 Mon 16 8.3 3.9 -2.8 7.2 2.2 -4.4 97 89 79 1018.8 1005.6 14.5 3.2 35.4 0 Tue 17 5 -0.6 -9.4 4.4 -2.2 -11.7 97 92 82 1026.3 1001.9 16.1 6.4 35.4 3.3 Wed 18 -2.8 -7.2 -12.8 -5.6 -10 -14.4 88 82 70 1028 1013.1 11.3 3.2 25.7 0 Thu 19 -2.2 -9.4 -15.6 -3.9 -13.3 -20 93 71 55 1024.9 1011.4 14.5 3.2 27.4 0 Fri 20 -6.1 -10 -15.6 -7.2 -13.3 -20 92 80 61 1026.3 1019.9 4.8 0 16.1 0 Sat 21 -2.8 -6.7 -8.9 -6.1 -8.9 -12.2 91 84 76 1026.3 1020.5 3.2 0 12.9 0.3 Sun 22 5 -1.7 -9.4 4.4 -2.8 -11.1 98 94 84 1021.2 999.2 8 3.2 24.1 10.4 Mon 23 7.8 2.2 -1.1 7.2 1.1 -3.9 99 90 79 1015.1 995.5 25.7 9.7 45.1 4.1 Tue 24 2.2 -1.1 -4.4 -1.7 -3.3 -5 93 84 75 1030 1015.5 12.9 3.2 24.1 0 Wed 25 1.1 -1.7 -5.6 -0.6 -2.8 -6.1 100 91 81 1029.7 1019.5 3.2 0 9.7 0 Thu 26 2.2 1.1 0 1.7 0.6 -1.1 97 94 92 1019.9 1005 8 0 19.3 0 Fri 27 5.6 2.2 0 0.6 -1.1 -2.8 96 80 58 1016.5 1005.3 9.7 1.6 19.3 0 Sat 28 0.6 -1.1 -3.9 0 -3.9 -6.1 96 81 67 1021.9 1011.7 19.3 8 37 0 Sun 29 0 -2.2 -6.7 -2.2 -5.6 -9.4 92 79 65 1026 1015.5 16.1 4.8 38.6 0 Mon 30 12.2 4.4 -5.6 6.7 0.6 -7.8 86 77 63 1025.3 1011.7 19.3 6.4 35.4 0 Tue 31 14.4 10.6 6.1 10.6 7.2 3.9 91 80 71 1013.8 1009.4 20.9 9.7 35.4 0 Comma Delimited File Joliet Illinois, USA Compliments of Weather Underground

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