Current Conditions
Charleston, Illinois
Feels like93°F34°C
Wind
SW 3 mph5 km/h
Humidity
72%
Cloud Cover
99%
As of Thursday, August 13, 2026 at 1:09 PM CDT
Today's Outlook
Day
Overcast and hot, with a high of 87°F31°C and morning low of 73°F23°C — feels like 97°F36°C. Light wind from the SE around 5 mph7 km/h. 25% chance of drizzle in the afternoon. Heat risk in the afternoon.
Night
Overcast, with a low around 80°F27°C. Breezy from the E at 6 to 7 mph9 to 11 km/h. 13% chance of drizzle overnight.
7-Day Forecast
| Day | Condition | High (°F) | Low (°F) | Precip (mm) | Cloud Cover (%) | Wind (mph) | |
|---|---|---|---|---|---|---|---|
| Drizzle | High 87°F31°CFeels 97°F36°C | Low 73°F23°C | Precip 0.04 in0.9 mm25% | Cloud 93% | Wind ESE 5 mph8 km/h | Thursday: Overcast and hot, with a high of 87°F31°C and morning low of 73°F23°C — feels like 97°F36°C. Light wind from the SE around 5 mph7 km/h. 25% chance of drizzle in the afternoon. Heat risk in the afternoon. Thursday Night: Overcast, with a low around 80°F27°C. Breezy from the E at 6 to 7 mph9 to 11 km/h. 13% chance of drizzle overnight. | |
| Light Rain | High 89°F32°CFeels 98°F37°C | Low 74°F24°C | Precip 0.15 in3.9 mm38% | Cloud 88% | Wind E 6 mph10 km/h | Friday: Overcast and hot, with a high of 89°F32°C and morning low of 74°F24°C — feels like 99°F37°C. Breezy from the ESE at 6 to 7 mph9 to 12 km/h. 38% chance of light rain throughout the day. Heat risk in the afternoon. Friday Night: Overcast, with a low around 76°F24°C. Breezy from the E at 6 to 7 mph10 to 12 km/h. 28% chance of light rain throughout the night. | |
| Light Rain | High 87°F31°CFeels 96°F36°C | Low 76°F24°C | Precip 0.2 in5.2 mm39% | Cloud 84% | Wind SSE 5 mph8 km/h | Saturday: Overcast and hot, with a high of 87°F31°C and morning low of 76°F24°C — feels like 97°F36°C. Light wind from the SSW around 5 mph9 km/h. 39% chance of light rain throughout the day. Heat risk in the afternoon. Saturday Night: Mostly cloudy, with a low around 76°F25°C. Breezy from the SE at 5 to 7 mph8 to 11 km/h. 36% chance of light rain overnight. | |
| Showers | High 93°F34°CFeels 103°F39°C | Low 78°F26°C | Precip 0.09 in2.4 mm32% | Cloud 60% | Wind W 7 mph10 km/h | Sunday: Mostly cloudy and hot, with a high of 93°F34°C and morning low of 78°F26°C — feels like 102°F39°C. Breezy from the W at 7 to 8 mph11 to 13 km/h. 11% chance of drizzle in the morning. Heat risk in the afternoon. Sunday Night: Mostly cloudy, with a low around 78°F26°C. Light wind from the W around 6 mph9 km/h. 32% chance of showers throughout the night. | |
| Showers | High 84°F29°C | Low 72°F22°C | Precip 0.14 in3.6 mm39% | Cloud 63% | Wind NNW 7 mph11 km/h | Monday: Mostly cloudy and warm, with a high of 84°F29°C and morning low of 72°F22°C. Breezy from the NNW at 8 to 9 mph12 to 14 km/h. 13% chance of drizzle in the morning. Humid. Monday Night: Mostly cloudy, with a low around 73°F23°C. Light wind from the NNW around 6 mph10 km/h. 39% chance of showers overnight. | |
| Clear | High 86°F30°C | Low 67°F19°C | Precip 0 in0 mm— | Cloud 30% | Wind ESE 4 mph6 km/h | Tuesday: Partly cloudy and warm, with a high of 86°F30°C and morning low of 67°F19°C. Light wind from the SE around 3 mph5 km/h. Tuesday Night: Partly cloudy, with a low around 67°F20°C. Light wind from the E around 4 mph7 km/h. | |
| Showers | High 89°F32°CFeels 94°F34°C | Low 72°F22°C | Precip 0.09 in2.3 mm22% | Cloud 65% | Wind SSW 8 mph13 km/h | Wednesday: Mostly cloudy and hot, with a high of 89°F32°C and morning low of 72°F22°C. Breezy from the SW at 8 to 9 mph14 to 15 km/h. 19% chance of drizzle throughout the day. Humid. Wednesday Night: Mostly cloudy, with a low around 73°F23°C. Breezy from the S at 7 mph12 km/h. 22% chance of showers throughout the night. |
15-Day Forecast
| Day | High | Low | Precip | Cloud Cover | Condition | Wind | |
|---|---|---|---|---|---|---|---|
| ThursdayAug 13 | 87°F31°C Feels 97°F36°C | 73°F23°C | 0.04 in0.9 mm· 25% | 93% | Drizzle | ESE 5 mph8 km/h | |
DayOvercast and hot, with a high of 87°F31°C and morning low of 73°F23°C — feels like 97°F36°C. Light wind from the SE around 5 mph7 km/h. 25% chance of drizzle in the afternoon. Heat risk in the afternoon. NightOvercast, with a low around 80°F27°C. Breezy from the E at 6 to 7 mph9 to 11 km/h. 13% chance of drizzle overnight. | |||||||
| FridayAug 14 | 89°F32°C Feels 98°F37°C | 74°F24°C | 0.15 in3.9 mm· 38% | 88% | Light Rain | E 6 mph10 km/h | |
DayOvercast and hot, with a high of 89°F32°C and morning low of 74°F24°C — feels like 99°F37°C. Breezy from the ESE at 6 to 7 mph9 to 12 km/h. 38% chance of light rain throughout the day. Heat risk in the afternoon. NightOvercast, with a low around 76°F24°C. Breezy from the E at 6 to 7 mph10 to 12 km/h. 28% chance of light rain throughout the night. | |||||||
| SaturdayAug 15 | 87°F31°C Feels 96°F36°C | 76°F24°C | 0.2 in5.2 mm· 39% | 84% | Light Rain | SSE 5 mph8 km/h | |
DayOvercast and hot, with a high of 87°F31°C and morning low of 76°F24°C — feels like 97°F36°C. Light wind from the SSW around 5 mph9 km/h. 39% chance of light rain throughout the day. Heat risk in the afternoon. NightMostly cloudy, with a low around 76°F25°C. Breezy from the SE at 5 to 7 mph8 to 11 km/h. 36% chance of light rain overnight. | |||||||
| SundayAug 16 | 93°F34°C Feels 103°F39°C | 78°F26°C | 0.09 in2.4 mm· 32% | 60% | Showers | W 7 mph10 km/h | |
DayMostly cloudy and hot, with a high of 93°F34°C and morning low of 78°F26°C — feels like 102°F39°C. Breezy from the W at 7 to 8 mph11 to 13 km/h. 11% chance of drizzle in the morning. Heat risk in the afternoon. NightMostly cloudy, with a low around 78°F26°C. Light wind from the W around 6 mph9 km/h. 32% chance of showers throughout the night. | |||||||
| MondayAug 17 | 84°F29°C | 72°F22°C | 0.14 in3.6 mm· 39% | 63% | Showers | NNW 7 mph11 km/h | |
DayMostly cloudy and warm, with a high of 84°F29°C and morning low of 72°F22°C. Breezy from the NNW at 8 to 9 mph12 to 14 km/h. 13% chance of drizzle in the morning. Humid. NightMostly cloudy, with a low around 73°F23°C. Light wind from the NNW around 6 mph10 km/h. 39% chance of showers overnight. | |||||||
| TuesdayAug 18 | 86°F30°C | 67°F19°C | 0 in0 mm· — | 30% | Clear | ESE 4 mph6 km/h | |
DayPartly cloudy and warm, with a high of 86°F30°C and morning low of 67°F19°C. Light wind from the SE around 3 mph5 km/h. NightPartly cloudy, with a low around 67°F20°C. Light wind from the E around 4 mph7 km/h. | |||||||
| WednesdayAug 19 | 89°F32°C Feels 94°F34°C | 72°F22°C | 0.09 in2.3 mm· 22% | 65% | Showers | SSW 8 mph13 km/h | |
DayMostly cloudy and hot, with a high of 89°F32°C and morning low of 72°F22°C. Breezy from the SW at 8 to 9 mph14 to 15 km/h. 19% chance of drizzle throughout the day. Humid. NightMostly cloudy, with a low around 73°F23°C. Breezy from the S at 7 mph12 km/h. 22% chance of showers throughout the night. | |||||||
| ThursdayAug 20 | 82°F28°C | 69°F21°C | 0.09 in2.4 mm· 16% | 47% | Showers | N 7 mph11 km/h | |
DayMostly cloudy and warm, with a high of 82°F28°C and morning low of 69°F21°C. Breezy from the N at 7 mph12 km/h. 16% chance of showers throughout the day. NightPartly cloudy, with a low around 71°F22°C. Breezy from the NNE at 7 mph11 km/h. 13% chance of showers throughout the night. | |||||||
| FridayAug 21 | 83°F28°C | 65°F18°C | 0.1 in2.6 mm· 12% | 48% | Showers | ENE 6 mph10 km/h | |
DayMostly cloudy and warm, with a high of 83°F28°C and morning low of 65°F18°C. Light wind from the E around 6 mph10 km/h. 11% chance of drizzle throughout the day. NightPartly cloudy, with a low around 66°F19°C. Light wind from the ENE around 6 mph9 km/h. 12% chance of showers throughout the night. | |||||||
| SaturdayAug 22 | 85°F29°C | 67°F20°C | 0.11 in2.9 mm· 18% | 45% | Showers | E 6 mph10 km/h | |
DayPartly cloudy and warm, with a high of 85°F29°C and morning low of 67°F20°C. Breezy from the ESE at 7 mph11 km/h. 18% chance of showers throughout the day. NightPartly cloudy, with a low around 68°F20°C. Light wind from the E around 6 mph9 km/h. 11% chance of drizzle throughout the night. | |||||||
| SundayAug 23 | 86°F30°C | 67°F20°C | 0.06 in1.4 mm· 9% | 38% | Clear | NE 6 mph10 km/h | |
DayPartly cloudy and warm, with a high of 86°F30°C and morning low of 67°F20°C. Breezy from the NNE at 7 mph11 km/h. NightPartly cloudy, with a low around 68°F20°C. Light wind from the ENE around 6 mph9 km/h. | |||||||
| MondayAug 24 | 88°F31°C | 67°F20°C | 0.02 in0.6 mm· 7% | 29% | Clear | ESE 6 mph10 km/h | |
DayPartly cloudy and hot, with a high of 88°F31°C and morning low of 67°F20°C. Breezy from the SSE at 7 mph10 km/h. NightPartly cloudy, with a low around 68°F20°C. Light wind from the E around 6 mph10 km/h. | |||||||
| TuesdayAug 25 | 89°F32°C | 69°F20°C | 0.02 in0.4 mm· 7% | 36% | Clear | SE 6 mph10 km/h | |
DayPartly cloudy and hot, with a high of 89°F32°C and morning low of 69°F20°C. Breezy from the S at 7 mph11 km/h. NightPartly cloudy, with a low around 70°F21°C. Light wind from the ESE around 6 mph10 km/h. | |||||||
| WednesdayAug 26 | 89°F32°C | 69°F21°C | 0.03 in0.8 mm· 8% | 41% | Partly Cloudy | ESE 7 mph10 km/h | |
DayPartly cloudy and hot, with a high of 89°F32°C and morning low of 69°F21°C. Breezy from the S at 7 to 8 mph11 to 12 km/h. NightPartly cloudy, with a low around 71°F22°C. Light wind from the E around 6 mph10 km/h. | |||||||
| ThursdayAug 27 | 87°F31°C | 69°F21°C | 0.08 in2.1 mm· 13% | 49% | Showers | NE 6 mph10 km/h | |
DayMostly cloudy and hot, with a high of 87°F31°C and morning low of 69°F21°C. Breezy from the NE at 7 mph11 km/h. 11% chance of drizzle throughout the day. NightPartly cloudy, with a low around 71°F21°C. Light wind from the ENE around 6 mph10 km/h. 13% chance of showers throughout the night. | |||||||
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About This Forecast
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Coordinates: 39.4962°N, 88.1762°W·Elevation: 204m·Timezone: America/Chicago·Population: 21,196