Chatham December Weather Averages

Illinois, United States of America

December Weather Averages for Chatham

High Temp5°C41°F
Low Temp-2°C29°F
Avg Temp1°C35°F
Sunshine Hours153 hours 
Rainfall69.48 mm2.74 In
Rain days6 days 
Pressure1020 mb31 In

 

Chatham December Averages Year by Year

YearHigh TempLow TempAvg TempSunshine HoursRainfallRain daysPressure
20093°C / 37°F-4°C / 25°F-1°C / 30°F136 hours114.83 mm / 4.52 In11 days1018 mb / 31 In
20100°C / 32°F-6°C / 21°F-3°C / 27°F102 hours38.40 mm / 1.51 In7 days1021 mb / 31 In
20116°C / 43°F0°C / 31°F3°C / 37°F206 hours78.90 mm / 3.11 In9 days1022 mb / 31 In
20127°C / 44°F0°C / 32°F3°C / 38°F126 hours63.03 mm / 2.48 In6 days1017 mb / 30 In
20132°C / 35°F-6°C / 22°F-2°C / 29°F148 hours61.00 mm / 2.40 In7 days1021 mb / 31 In
20144°C / 40°F-1°C / 30°F1°C / 34°F127 hours44.10 mm / 1.74 In6 days1024 mb / 31 In
20159°C / 48°F2°C / 36°F6°C / 42°F167 hours174.94 mm / 6.89 In7 days1016 mb / 30 In
20162°C / 36°F-4°C / 24°F-1°C / 30°F183 hours30.30 mm / 1.19 In7 days1023 mb / 31 In
20173°C / 38°F-3°C / 26°F0°C / 31°F185 hours15.60 mm / 0.61 In4 days1022 mb / 31 In
20186°C / 43°F-1°C / 30°F2°C / 36°F185 hours111.82 mm / 4.40 In7 days1019 mb / 31 In
20197°C / 44°F-1°C / 30°F3°C / 37°F196 hours32.60 mm / 1.28 In3 days1018 mb / 31 In
20205°C / 42°F-2°C / 29°F2°C / 35°F192 hours43.48 mm / 1.71 In5 days1018 mb / 31 In
202112°C / 53°F2°C / 35°F6°C / 43°F200 hours64.50 mm / 2.54 In7 days1015 mb / 30 In
20225°C / 41°F-3°C / 26°F1°C / 33°F94 hours59.40 mm / 2.34 In5 days1019 mb / 31 In
20238°C / 47°F2°C / 36°F5°C / 41°F153 hours98.93 mm / 3.89 In7 days1019 mb / 31 In
20244°C / 40°F-1°C / 30°F2°C / 35°F105 hours120.47 mm / 4.74 In3 days1022 mb / 31 In
20252°C / 36°F-4°C / 25°F-1°C / 31°F101 hours28.80 mm / 1.13 In1 days1019 mb / 31 In

Need more than one day of Chatham history?

Download historical weather for Chatham, or any other location, in CSV from January 2009 onwards. Ideal for research, insurance, energy, agriculture and machine-learning projects.

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Weather history near Chatham

Region

Illinois

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Chatham weather history: common questions

How far back does Chatham weather history go?

Hourly historical weather is available from 1 January 2009. Choose a date above, or pick a month at the top of the page for long-term averages.

Can I download Chatham historical weather as a file?

Yes. Buy historical weather data as daily or hourly CSV, yearly monthly averages or monthly climate averages. A free sample download is available.

Is there an API for historical weather?

Yes. The WeatherAPI.com History API returns hourly weather for any past date from 2010, as JSON or XML. Get a free API key.

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