Chatham, Illinois, United States Climate
Weather: 25.9°C/78.62°F, Wind SW at 4.63 km/h, 58% Humidity, 0% Chance of rain
Chatham Climate Summary
Located at an elevation of None meters (0 feet) above sea level, Chatham has a Humid continental, no dry season, hot summer climate (Classification: Dfa). The district’s yearly temperature is 12.78ºC (55.0ºF) and it is 0.14% higher than United States’s averages. Chatham typically receives about 22.28 millimeters (0.88 inches) of precipitation and has 39.37 rainy days (10.79% of the time) annually.
Country | United States |
City | Illinois |
Longitude | -89.7045439 |
Latitude | 39.676163 |
Attitude/Elevation | Nonem (0ft) |
Local time | Friday 02:13 |
Annual high temperature | 15.85ºC (60.53ºF) |
Annual low temperature | 7.92ºC (46.26ºF) |
Average annual precip. | 22.28mm (0.88in) |
Warmest month | July (27.74ºC / 81.93ºF) |
Coldest Month | January (-5.33ºC / 22.41ºF) |
Wettest Month | June (34.06mm / 1.34in) |
Driest Month | December (11.51mm / 0.45in) |
Number of days with rainfall (≥ 1.0 mm) | 39.37 days (10.79%) |
Days with no rain | 325.63 days (89.21%) |
Humidity | 75.99% |
Climate Chatham: Weather By Month
Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Nov | Oct | Dec | Year |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Record high °C (°F) | 17.0(62.6) | 19.0(66.2) | 23.0(73.4) | 27.0(80.6) | 34.0(93.2) | 33.0(91.4) | 32.0(89.6) | 31.0(87.8) | 31.0(87.8) | 31.0(87.8) | 23.0(73.4) | 16.0(60.8) | 34.0(93.2) |
Average high °C (°F) | 1.33(34.39) | 3.73(38.71) | 9.48(49.06) | 14.73(58.51) | 23.3(73.94) | 26.94(80.49) | 27.74(81.93) | 26.72(80.1) | 25.58(78.04) | 16.72(62.1) | 8.52(47.34) | 5.35(41.63) | 15.85(60.53) |
Daily mean °C (°F) | -1.3(29.66) | 0.76(33.37) | 6.39(43.5) | 11.14(52.05) | 20.14(68.25) | 23.97(75.15) | 24.95(76.91) | 23.65(74.57) | 21.88(71.38) | 13.43(56.17) | 5.64(42.15) | 2.75(36.95) | 12.78(55.0) |
Average low °C (°F) | -5.33(22.41) | -3.55(25.61) | 1.88(35.38) | 5.72(42.3) | 14.63(58.33) | 18.12(64.62) | 19.57(67.23) | 18.37(65.07) | 16.34(61.41) | 8.43(47.17) | 1.64(34.95) | -0.82(30.52) | 7.92(46.26) |
Record low °C (°F) | -25.0(-13.0) | -16.0(3.2) | -16.0(3.2) | -8.0(17.6) | 2.0(35.6) | 9.0(48.2) | 14.0(57.2) | 12.0(53.6) | 6.0(42.8) | -2.0(28.4) | -14.0(6.8) | -12.0(10.4) | -25.0(-13.0) |
Average precipitation mm (inches) | 19.39(0.76) | 16.75(0.66) | 21.35(0.84) | 24.08(0.95) | 30.66(1.21) | 34.06(1.34) | 28.58(1.13) | 28.63(1.13) | 24.29(0.96) | 15.85(0.62) | 12.22(0.48) | 11.51(0.45) | 22.28(0.88) |
Average precipitation days (≥ 1.0 mm) | 2.0 | 2.64 | 3.09 | 3.27 | 5.09 | 4.64 | 4.18 | 4.55 | 3.73 | 2.45 | 2.09 | 1.64 | 3.28 |
Average relative humidity (%) | 77.44 | 73.94 | 70.56 | 70.13 | 75.67 | 79.29 | 85.86 | 85.03 | 77.54 | 68.14 | 73.18 | 75.16 | 75.99 |
Mean monthly sunshine hours | 6.64 | 8.16 | 9.12 | 9.5 | 12.62 | 13.58 | 13.52 | 10.88 | 10.52 | 9.46 | 6.74 | 6.67 | 9.78 |
Climate Graph
The chart below shows the mean monthly temperature and precipitation of Illinois in recent years.
Chatham Temperature by Month
July | 24.95°C | 76.91°F | |
June | 23.97°C | 75.15°F | |
August | 23.65°C | 74.57°F | |
September | 21.88°C | 71.38°F | |
May | 20.14°C | 68.25°F | |
October | 13.43°C | 56.17°F | |
April | 11.14°C | 52.05°F | |
March | 6.39°C | 43.5°F | |
November | 5.64°C | 42.15°F | |
December | 2.75°C | 36.95°F | |
February | 0.76°C | 33.37°F | |
January | -1.3°C | 29.66°F |
Historical Data
Temperature | Max | Average | Min | |
---|---|---|---|---|
Max Temperature | 12.0°C (53.6°F) | 2.41°C (36.34°F) | -8.0°C (17.6°F) | |
Avg Temperature | 9.0°C (48.2°F) | -0.28°C (31.5°F) | -12.0°C (10.4°F) | |
Min Temperature | 4.0°C (39.2°F) | -4.0°C (24.8°F) | -16.0°C (3.2°F) | |
Dew Point | Max | Average | Min | |
Dew Point | 6.0°C (42.8°F) | -4.17°C (24.49°F) | -16.0°C (3.2°F) | |
Precipitation | Max | Average | Min | Sum |
Precipitation | 13.2mm | 0.52in | 1.59mm | 0.06in | 0.0mm | 0in | 46.0mm | 1.81in |
Snowdepth | 1.6mm | 0.06in | 0.15mm | 0.01in | 0.0mm | 0in | 4.3mm | 0.17in |
Wind | Max | Average | Min | |
Wind | 27.0kmh | 16.78mph | 16.21kmh | 10.07mph | 6.0kmh | 3.73mph | |
Gust Wind | 35.0kmh | 21.75mph | 24.17kmh | 15.02mph | 12.0kmh | 7.46mph | |
Sea Level Pressure | Max | Average | Min | |
Sea Level Pressure | 13.2mb | 1.59mb | 0.0mb |
Daily Observations
Time | Temperature | Dew Point | Humidity | Wind Speed | Pressure | Precipitation |
---|---|---|---|---|---|---|
February | ° C | ° F | ° C | ° F | % | Kph | Mph | Hg | Mb | Total (mm/in) |
2020-02-01 | 1 | 33.8 | 0 | 32.0 | 92 | 14 | 8.7 | 30.03 | 1017 | 0.2 | 0.01 |
2020-02-02 | 7 | 44.6 | 2 | 35.6 | 79 | 17 | 10.56 | 29.83 | 1010 | 0.0 | 0.0 |
2020-02-03 | 9 | 48.2 | 5 | 41.0 | 81 | 14 | 8.7 | 29.71 | 1006 | 0.1 | 0.0 |
2020-02-04 | 2 | 35.6 | 1 | 33.8 | 87 | 23 | 14.29 | 29.88 | 1012 | 2.4 | 0.09 |
2020-02-05 | -1 | 30.2 | -4 | 24.8 | 82 | 24 | 14.91 | 29.91 | 1013 | 4.8 | 0.19 |
2020-02-06 | -3 | 26.6 | -4 | 24.8 | 93 | 17 | 10.56 | 29.62 | 1003 | 1.7 | 0.07 |
2020-02-07 | -3 | 26.6 | -6 | 21.2 | 84 | 11 | 6.84 | 29.8 | 1009 | 0.1 | 0.0 |
2020-02-08 | -4 | 24.8 | -5 | 23.0 | 91 | 13 | 8.08 | 30.15 | 1021 | 0.3 | 0.01 |
2020-02-09 | 0 | 32.0 | -1 | 30.2 | 93 | 19 | 11.81 | 30.09 | 1019 | 6.4 | 0.25 |
2020-02-10 | -1 | 30.2 | -2 | 28.4 | 88 | 13 | 8.08 | 30.18 | 1022 | 0.9 | 0.04 |
2020-02-11 | 1 | 33.8 | -3 | 26.6 | 79 | 11 | 6.84 | 30.18 | 1022 | 0.0 | 0.0 |
2020-02-12 | 0 | 32.0 | -2 | 28.4 | 87 | 10 | 6.21 | 29.97 | 1015 | 6.0 | 0.24 |
2020-02-13 | -11 | 12.2 | -10 | 14.0 | 90 | 24 | 14.91 | 30.15 | 1021 | 1.4 | 0.06 |
2020-02-14 | -12 | 10.4 | -15 | 5.0 | 77 | 11 | 6.84 | 30.59 | 1036 | 0.0 | 0.0 |
2020-02-15 | -2 | 28.4 | -7 | 19.4 | 75 | 20 | 12.43 | 30.24 | 1024 | 0.0 | 0.0 |
2020-02-16 | 1 | 33.8 | -1 | 30.2 | 89 | 6 | 3.73 | 30.12 | 1020 | 0.4 | 0.02 |
2020-02-17 | 5 | 41.0 | 3 | 37.4 | 94 | 17 | 10.56 | 29.94 | 1014 | 2.9 | 0.11 |
2020-02-18 | 2 | 35.6 | 0 | 32.0 | 87 | 19 | 11.81 | 30.15 | 1021 | 0.8 | 0.03 |
2020-02-19 | -2 | 28.4 | -9 | 15.8 | 65 | 16 | 9.94 | 30.56 | 1035 | 0.0 | 0.0 |
2020-02-20 | -4 | 24.8 | -13 | 8.6 | 53 | 17 | 10.56 | 30.68 | 1039 | 0.0 | 0.0 |
2020-02-21 | -2 | 28.4 | -16 | 3.2 | 39 | 11 | 6.84 | 30.62 | 1037 | 0.0 | 0.0 |
2020-02-22 | 3 | 37.4 | -6 | 21.2 | 55 | 18 | 11.18 | 30.33 | 1027 | 0.0 | 0.0 |
2020-02-23 | 6 | 42.8 | 1 | 33.8 | 77 | 16 | 9.94 | 30.06 | 1018 | 0.2 | 0.01 |
2020-02-24 | 6 | 42.8 | 6 | 42.8 | 97 | 12 | 7.46 | 29.77 | 1008 | 13.2 | 0.52 |
2020-02-25 | 4 | 39.2 | 3 | 37.4 | 91 | 18 | 11.18 | 29.74 | 1007 | 3.9 | 0.15 |
2020-02-26 | -2 | 28.4 | -6 | 21.2 | 74 | 27 | 16.78 | 29.97 | 1015 | 0.3 | 0.01 |
2020-02-27 | -4 | 24.8 | -14 | 6.8 | 51 | 22 | 13.67 | 30.18 | 1022 | 0.0 | 0.0 |
2020-02-28 | -6 | 21.2 | -14 | 6.8 | 54 | 19 | 11.81 | 30.33 | 1027 | 0.0 | 0.0 |
2020-02-29 | 2 | 35.6 | -4 | 24.8 | 71 | 11 | 6.84 | 30.18 | 1022 | 0.0 | 0.0 |
Chatham 3 Year Historical Weather Data
Nearby locations
- Bloomington 108.29 km ( 67.29 mi)
- Normal 111.20 km ( 69.09 mi)
- Granite City 114.82 km ( 71.34 mi)
- O'Fallon 121.64 km ( 75.58 mi)
- East St. Louis 122.96 km ( 76.40 mi)
- Belleville 130.61 km ( 81.15 mi)
- Danville 184.25 km ( 114.49 mi)
- Carbondale 220.47 km ( 136.99 mi)
- Aurora 259.34 km ( 161.15 mi)
- DeKalb 262.86 km ( 163.33 mi)
- Bolingbrook 263.75 km ( 163.89 mi)
- Naperville 265.05 km ( 164.69 mi)
- Chicago Heights 268.25 km ( 166.69 mi)
- Glen Ellyn 280.82 km ( 174.50 mi)
- Calumet City 283.23 km ( 175.99 mi)
- Lombard 283.55 km ( 176.19 mi)
- Glendale Heights 283.79 km ( 176.34 mi)
- Gage Park 289.56 km ( 179.92 mi)
- Hanover Park 289.58 km ( 179.94 mi)
- Berwyn 290.39 km ( 180.44 mi)
- Englewood 291.03 km ( 180.84 mi)
- Freeport 291.10 km ( 180.88 mi)
- Grand Crossing 291.53 km ( 181.15 mi)
- Little Village 294.07 km ( 182.72 mi)
- Elk Grove Village 296.99 km ( 184.54 mi)
- Humboldt Park 298.24 km ( 185.32 mi)
- Algonquin 300.89 km ( 186.96 mi)
- Logan Square 300.99 km ( 187.03 mi)
- Loop 301.04 km ( 187.06 mi)
- Avondale 303.00 km ( 188.28 mi)
- Jefferson Park 303.65 km ( 188.68 mi)
- Lincoln Park 304.10 km ( 188.96 mi)
- Albany Park 304.27 km ( 189.07 mi)
- Arlington Heights 304.73 km ( 189.35 mi)
- Niles 305.60 km ( 189.89 mi)
- Lincoln Square 306.12 km ( 190.22 mi)
- Northbrook 314.76 km ( 195.58 mi)
- McHenry 318.91 km ( 198.16 mi)
- Highland Park 321.14 km ( 199.54 mi)
- View all
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