Climate Park Forest - Illinois
| JanJa | FebFe | MarMa | AprAp | MayMa | JunJu | |
|---|---|---|---|---|---|---|
| Average high in ºF Av. high Hi | 31 | 35 | 46 | 59 | 70 | 80 |
| Average low in ºF Av. low Lo | 16 | 19 | 29 | 40 | 50 | 60 |
| Av. precipitation in inch Av. precip. Pre. | 1.99 | 1.85 | 2.61 | 3.77 | 4.47 | 4.56 |
| Av. snowfall in inch Snowfall Sn | 8 | 8 | 4 | 1 | 0 | 0 |
| JulJu | AugAu | SepSe | OctOc | NovNo | DecDe | |
|---|---|---|---|---|---|---|
| Average high in ºF Av. high Hi | 84 | 82 | 75 | 63 | 48 | 35 |
| Average low in ºF Av. low Lo | 65 | 63 | 55 | 43 | 32 | 20 |
| Av. precipitation in inch Av. precip. Pre. | 4.55 | 4.50 | 3.18 | 3.35 | 3.58 | 2.62 |
| Av. snowfall in inch Snowfall Sn | 0 | 0 | 0 | 0 | 1 | 6 |
What is the average weather in Park Forest, Illinois?
Park Forest experiences a humid continental climate, marked by a very large seasonal temperature contrast. Summers are warm and fairly wet, with June being the wettest month. Winters are cold and bring regular snowfall, with February typically the driest month. Precipitation is spread relatively evenly through the year, with winter moisture often arriving as snow.
Park Forest Climate Graph - Illinois Climate Chart
Daily normals Park Forest - Illinois - January
Day | High ºF | Low ºF | Prec/mo inch | Prec/yr inch | Snow/mo inch | Snow/yr inch |
|---|---|---|---|---|---|---|
| 1 Jan | 31.4 | 16.7 | 0.08 | 0.08 | 1.97 | 5.00 |
| 2 Jan | 31.2 | 16.6 | 0.16 | 0.16 | 5.12 | 13.00 |
| 3 Jan | 31.1 | 16.5 | 0.24 | 0.24 | 7.09 | 18.00 |
| 4 Jan | 31.0 | 16.4 | 0.28 | 0.28 | 9.84 | 25.00 |
| 5 Jan | 30.9 | 16.2 | 0.35 | 0.35 | 12.99 | 33.00 |
| 6 Jan | 30.8 | 16.1 | 0.43 | 0.43 | 14.96 | 38.00 |
| 7 Jan | 30.7 | 16.0 | 0.51 | 0.51 | 18.11 | 46.00 |
| 8 Jan | 30.6 | 15.9 | 0.59 | 0.59 | 20.08 | 51.00 |
| 9 Jan | 30.6 | 15.8 | 0.67 | 0.67 | 22.83 | 58.00 |
| 10 Jan | 30.5 | 15.7 | 0.71 | 0.71 | 25.98 | 66.00 |
| 11 Jan | 30.4 | 15.6 | 0.79 | 0.79 | 27.95 | 71.00 |
| 12 Jan | 30.4 | 15.6 | 0.87 | 0.87 | 31.10 | 79.00 |
| 13 Jan | 30.3 | 15.5 | 0.94 | 0.94 | 33.07 | 84.00 |
| 14 Jan | 30.3 | 15.4 | 0.98 | 0.98 | 35.83 | 91.00 |
| 15 Jan | 30.3 | 15.3 | 1.06 | 1.06 | 38.98 | 99.00 |
| 16 Jan | 30.2 | 15.3 | 1.10 | 1.10 | 40.94 | 104.00 |
| 17 Jan | 30.2 | 15.2 | 1.18 | 1.18 | 44.09 | 112.00 |
| 18 Jan | 30.2 | 15.2 | 1.26 | 1.26 | 46.85 | 119.00 |
| 19 Jan | 30.2 | 15.2 | 1.30 | 1.30 | 50.00 | 127.00 |
| 20 Jan | 30.2 | 15.1 | 1.38 | 1.38 | 53.15 | 135.00 |
| 21 Jan | 30.3 | 15.1 | 1.42 | 1.42 | 55.91 | 142.00 |
| 22 Jan | 30.3 | 15.1 | 1.50 | 1.50 | 57.87 | 147.00 |
| 23 Jan | 30.4 | 15.1 | 1.54 | 1.54 | 61.02 | 155.00 |
| 24 Jan | 30.4 | 15.2 | 1.61 | 1.61 | 64.17 | 163.00 |
| 25 Jan | 30.5 | 15.2 | 1.65 | 1.65 | 66.93 | 170.00 |
| 26 Jan | 30.6 | 15.2 | 1.69 | 1.69 | 68.90 | 175.00 |
| 27 Jan | 30.7 | 15.3 | 1.77 | 1.77 | 72.05 | 183.00 |
| 28 Jan | 30.8 | 15.3 | 1.81 | 1.81 | 75.20 | 191.00 |
| 29 Jan | 30.9 | 15.4 | 1.89 | 1.89 | 77.95 | 198.00 |
| 30 Jan | 31.0 | 15.5 | 1.93 | 1.93 | 81.10 | 206.00 |
| 31 Jan | 31.2 | 15.6 | 2.01 | 2.01 | 83.86 | 213.00 |
Weather history Park Forest - August 2026
| Day | High ºF | Low ºF | Precip. inch | Snow inch | Snow d. inch |
|---|---|---|---|---|---|
| 01 Aug | 78.1 | 64.9 | 0.64 | 0.00 | 0.0 |
| 02 Aug | 69.1 | 64.0 | 3.04 | 0.00 | 0.0 |
| 03 Aug | 75.0 | 61.0 | 0.02 | 0.00 | 0.0 |
| 04 Aug | 84.0 | 61.0 | 0.00 | 0.00 | 0.0 |
| 05 Aug | 84.9 | 64.9 | 0.00 | 0.00 | 0.0 |
| 06 Aug | 82.9 | 68.0 | 0.53 | 0.00 | 0.0 |
| 07 Aug | 78.1 | 66.9 | 0.05 | 0.00 | 0.0 |
| 08 Aug | - | - | - | - | - |
| 09 Aug | - | - | - | - | - |
| 10 Aug | - | - | - | - | - |
| 11 Aug | - | - | - | - | - |
| 12 Aug | - | - | - | - | - |
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| 18 Aug | - | - | - | - | - |
| 19 Aug | - | - | - | - | - |
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| 28 Aug | - | - | - | - | - |
| 29 Aug | - | - | - | - | - |
| 30 Aug | - | - | - | - | - |
| 31 Aug | - | - | - | - | - |
Past weather Park Forest
| Aug 26 | Normal | ||
|---|---|---|---|
| Average high temperature Av. high temp. | 78.9 ºF | 31 ºF | |
| Average low temperature Av. low temp. | 64.4 ºF | 16 ºF | |
| Total precipitation Total precip. | 4.28 inch | 1.99 inch | |
| Total snowfall Total snowfall | 0.00 inch | 8 inch | |
| Highest max temperature Highest max temp. | 84.9 ºF | - | |
| Lowest max temperature Lowest max temp. | 69.1 ºF | - | |
| Highest min temperature Highest min temp. | 68.0 ºF | - | |
| Lowest min temperature Lowest min temp. | 61.0 ºF | - | |
Past weather August 2026 incomplete - Missing data
Geo Park Forest - Illinois
| Country | United States | |
|---|---|---|
| State | Illinois | |
| County | Cook | |
| City | Park Forest | |
| Zip Code | 60466 | |
| Longitude | -87.68 dec. degr. | |
| Latitude | 41.48 dec. degr. | |
| Altitude - Elevation | 696ft | |
| ICAO | - | |
| IATA | - |
Date and Time Park Forest - Illinois
| Local Time | 10:44 AM | |
|---|---|---|
| Sunrise | 05:52 AM | |
| Sunset | 08:00 PM | |
| Day/Night | Day | |
| Timezone | Central Daylight Time | |
| Timezone DB | America - Chicago |
Map of Park Forest - Illinois
USGS National Map — Open interactive map
Park Forest weather averages
| Annual high temperature | 59ºF |
| Annual low temperature | 41ºF |
| Average annual precip. | 41.03 inch |
| Av. annual snowfall | 28 inch |
Station Data
Monthly averages Park Forest
Longitude: -87.68, Latitude: 41.48
Average weather Park Forest, IL - 60466
Monthly: 1991-2020 normals
History: 2007-2026
Abbreviations
Average precipitation in : Av. precipitation in
Jan: January, Feb: February, ...Jan: January, Feb: February, ...Ja: January, Fe: February, ...