Current Conditions
Mattoon, Illinois
Wind
SW 7 mph12 km/h
Humidity
79%
Cloud Cover
12%
As of Wednesday, September 2, 2026 at 7:55 AM CDT
Today's Outlook
Day
Mostly clear and hot, with a high of 98°F37°C and morning low of 77°F25°C — feels like 104°F40°C. Breezy from the SW at 8 to 9 mph13 to 14 km/h. Heat risk in the afternoon.
Night
Partly cloudy, with a low around 84°F29°C. Breezy from the S at 6 to 7 mph9 to 11 km/h.
7-Day Forecast
| Day | Condition | High (°F) | Low (°F) | Precip (mm) | Cloud Cover (%) | Wind (mph) | |
|---|---|---|---|---|---|---|---|
| Hot | High 98°F37°CFeels 104°F40°C | Low 77°F25°C | Precip 0 in0.1 mm6% | Cloud 21% | Wind SW 7 mph12 km/h | Wednesday: Mostly clear and hot, with a high of 98°F37°C and morning low of 77°F25°C — feels like 104°F40°C. Breezy from the SW at 8 to 9 mph13 to 14 km/h. Heat risk in the afternoon. Wednesday Night: Partly cloudy, with a low around 84°F29°C. Breezy from the S at 6 to 7 mph9 to 11 km/h. | |
| Hot | High 98°F36°CFeels 103°F40°C | Low 78°F25°C | Precip 0 in0 mm— | Cloud 10% | Wind SW 7 mph11 km/h | Thursday: Mostly clear and hot, with a high of 98°F36°C and morning low of 78°F25°C — feels like 104°F40°C. Breezy from the SW at 8 mph12 km/h. Heat risk in the afternoon. Thursday Night: Mostly clear, with a low around 79°F26°C. Breezy from the SSW at 6 to 8 mph10 to 12 km/h. | |
| Hot | High 97°F36°CFeels 102°F39°C | Low 76°F25°C | Precip 0 in0.1 mm5% | Cloud 12% | Wind SW 5 mph7 km/h | Friday: Mostly clear and hot, with a high of 97°F36°C and morning low of 76°F25°C. Light wind from the WSW around 4 mph7 km/h. Heat risk in the afternoon. Friday Night: Mostly clear, with a low around 78°F26°C. Light wind from the SSW around 5 mph8 km/h. | |
| Showers | High 93°F34°CFeels 101°F38°C | Low 77°F25°C | Precip 0.06 in1.5 mm42% | Cloud 45% | Wind ENE 5 mph8 km/h | Saturday: Partly cloudy and hot, with a high of 93°F34°C and morning low of 77°F25°C — feels like 100°F38°C. Light wind from the NE around 5 mph8 km/h. 42% chance of showers throughout the day. Heat risk in the afternoon. Saturday Night: Partly cloudy, with a low around 78°F25°C. Breezy from the ENE at 5 to 7 mph9 to 11 km/h. 24% chance of drizzle in the evening. | |
| Partly Cloudy | High 87°F31°C | Low 71°F22°C | Precip 0.03 in0.8 mm8% | Cloud 46% | Wind ENE 7 mph11 km/h | Sunday: Partly cloudy and hot, with a high of 87°F31°C and morning low of 71°F22°C. Breezy from the ENE at 7 to 8 mph11 to 13 km/h. Humid. Sunday Night: Partly cloudy, with a low around 73°F23°C. Breezy from the ENE at 7 to 8 mph11 to 12 km/h. | |
| Partly Cloudy | High 88°F31°C | Low 67°F19°C | Precip 0.01 in0.2 mm3% | Cloud 44% | Wind E 6 mph10 km/h | Monday: Partly cloudy and hot, with a high of 88°F31°C and morning low of 67°F19°C. Light wind from the E around 6 mph10 km/h. Monday Night: Mostly cloudy, with a low around 69°F20°C. Breezy from the E at 6 to 7 mph10 to 11 km/h. | |
| Hot | High 94°F34°CFeels 97°F36°C | Low 69°F20°C | Precip 0 in0.1 mm4% | Cloud 46% | Wind SSE 7 mph11 km/h | Tuesday: Mostly cloudy and hot, with a high of 94°F34°C and morning low of 69°F20°C. Breezy from the SSE at 7 to 8 mph11 to 12 km/h. Heat risk in the afternoon. Tuesday Night: Partly cloudy, with a low around 70°F21°C. Breezy from the SE at 7 to 8 mph11 to 13 km/h. |
15-Day Forecast
| Day | High | Low | Precip | Cloud Cover | Condition | Wind | |
|---|---|---|---|---|---|---|---|
| WednesdaySep 2 | 98°F37°C Feels 104°F40°C | 77°F25°C | 0 in0.1 mm· 6% | 21% | Hot | SW 7 mph12 km/h | |
DayMostly clear and hot, with a high of 98°F37°C and morning low of 77°F25°C — feels like 104°F40°C. Breezy from the SW at 8 to 9 mph13 to 14 km/h. Heat risk in the afternoon. NightPartly cloudy, with a low around 84°F29°C. Breezy from the S at 6 to 7 mph9 to 11 km/h. | |||||||
| ThursdaySep 3 | 98°F36°C Feels 103°F40°C | 78°F25°C | 0 in0 mm· — | 10% | Hot | SW 7 mph11 km/h | |
DayMostly clear and hot, with a high of 98°F36°C and morning low of 78°F25°C — feels like 104°F40°C. Breezy from the SW at 8 mph12 km/h. Heat risk in the afternoon. NightMostly clear, with a low around 79°F26°C. Breezy from the SSW at 6 to 8 mph10 to 12 km/h. | |||||||
| FridaySep 4 | 97°F36°C Feels 102°F39°C | 76°F25°C | 0 in0.1 mm· 5% | 12% | Hot | SW 5 mph7 km/h | |
DayMostly clear and hot, with a high of 97°F36°C and morning low of 76°F25°C. Light wind from the WSW around 4 mph7 km/h. Heat risk in the afternoon. NightMostly clear, with a low around 78°F26°C. Light wind from the SSW around 5 mph8 km/h. | |||||||
| SaturdaySep 5 | 93°F34°C Feels 101°F38°C | 77°F25°C | 0.06 in1.5 mm· 42% | 45% | Showers | ENE 5 mph8 km/h | |
DayPartly cloudy and hot, with a high of 93°F34°C and morning low of 77°F25°C — feels like 100°F38°C. Light wind from the NE around 5 mph8 km/h. 42% chance of showers throughout the day. Heat risk in the afternoon. NightPartly cloudy, with a low around 78°F25°C. Breezy from the ENE at 5 to 7 mph9 to 11 km/h. 24% chance of drizzle in the evening. | |||||||
| SundaySep 6 | 87°F31°C | 71°F22°C | 0.03 in0.8 mm· 8% | 46% | Partly Cloudy | ENE 7 mph11 km/h | |
DayPartly cloudy and hot, with a high of 87°F31°C and morning low of 71°F22°C. Breezy from the ENE at 7 to 8 mph11 to 13 km/h. Humid. NightPartly cloudy, with a low around 73°F23°C. Breezy from the ENE at 7 to 8 mph11 to 12 km/h. | |||||||
| MondaySep 7 | 88°F31°C | 67°F19°C | 0.01 in0.2 mm· 3% | 44% | Partly Cloudy | E 6 mph10 km/h | |
DayPartly cloudy and hot, with a high of 88°F31°C and morning low of 67°F19°C. Light wind from the E around 6 mph10 km/h. NightMostly cloudy, with a low around 69°F20°C. Breezy from the E at 6 to 7 mph10 to 11 km/h. | |||||||
| TuesdaySep 8 | 94°F34°C Feels 97°F36°C | 69°F20°C | 0 in0.1 mm· 4% | 46% | Hot | SSE 7 mph11 km/h | |
DayMostly cloudy and hot, with a high of 94°F34°C and morning low of 69°F20°C. Breezy from the SSE at 7 to 8 mph11 to 12 km/h. Heat risk in the afternoon. NightPartly cloudy, with a low around 70°F21°C. Breezy from the SE at 7 to 8 mph11 to 13 km/h. | |||||||
| WednesdaySep 9 | 96°F35°C Feels 101°F38°C | 77°F25°C | 0.02 in0.4 mm· 4% | 25% | Hot | SSW 9 mph15 km/h | |
DayPartly cloudy and hot, with a high of 96°F35°C and morning low of 77°F25°C. Breezy from the SW at 10 mph16 km/h. Heat risk in the afternoon. NightMostly clear, with a low around 78°F26°C. Breezy from the SSW at 9 mph14 km/h. | |||||||
| ThursdaySep 10 | 92°F33°C Feels 97°F36°C | 77°F25°C | 0.04 in0.9 mm· 13% | 37% | Drizzle | SW 9 mph14 km/h | |
DayPartly cloudy and hot, with a high of 92°F33°C and morning low of 77°F25°C. Breezy from the SW at 9 to 10 mph15 to 15 km/h. 13% chance of drizzle throughout the day. Heat risk in the afternoon. NightPartly cloudy, with a low around 79°F26°C. Breezy from the SSW at 8 to 10 mph13 to 15 km/h. 11% chance of drizzle in the evening. | |||||||
| FridaySep 11 | 89°F32°C | 74°F23°C | 0.14 in3.5 mm· 19% | 49% | Showers | SSW 8 mph13 km/h | |
DayMostly cloudy and hot, with a high of 89°F32°C and morning low of 74°F23°C. Breezy from the SW at 8 to 9 mph14 to 15 km/h. 19% chance of showers throughout the day. Humid. NightPartly cloudy, with a low around 75°F24°C. Breezy from the SSW at 7 to 8 mph12 to 13 km/h. 18% chance of showers throughout the night. | |||||||
| SaturdaySep 12 | 87°F31°C | 72°F22°C | 0.12 in3.1 mm· 16% | 52% | Showers | SW 8 mph14 km/h | |
DayMostly cloudy and hot, with a high of 87°F31°C and morning low of 72°F22°C. Breezy from the SW at 9 to 10 mph15 to 16 km/h. 14% chance of drizzle throughout the day. Humid. NightMostly cloudy, with a low around 73°F23°C. Breezy from the SSW at 8 mph13 km/h. 16% chance of showers throughout the night. | |||||||
| SundaySep 13 | 84°F29°C | 69°F20°C | 0.16 in4 mm· 18% | 51% | Showers | SW 8 mph13 km/h | |
DayMostly cloudy and warm, with a high of 84°F29°C and morning low of 69°F20°C. Breezy from the SW at 8 to 9 mph13 to 14 km/h. 17% chance of showers throughout the day. NightMostly cloudy, with a low around 70°F21°C. Breezy from the SSW at 7 to 8 mph12 to 13 km/h. 18% chance of showers throughout the night. | |||||||
| MondaySep 14 | 82°F28°C | 66°F19°C | 0.11 in2.7 mm· 22% | 55% | Drizzle | S 7 mph12 km/h | |
DayMostly cloudy and warm, with a high of 82°F28°C and morning low of 66°F19°C. Breezy from the SSW at 8 mph12 km/h. 22% chance of drizzle throughout the day. NightMostly cloudy, with a low around 68°F20°C. Breezy from the SE at 7 mph11 km/h. 16% chance of drizzle throughout the night. | |||||||
| TuesdaySep 15 | 82°F28°C | 66°F19°C | 0.13 in3.3 mm· 17% | 46% | Showers | SSW 8 mph12 km/h | |
DayPartly cloudy and warm, with a high of 82°F28°C and morning low of 66°F19°C. Breezy from the SW at 8 to 9 mph13 to 14 km/h. 17% chance of showers throughout the day. NightPartly cloudy, with a low around 67°F20°C. Breezy from the SSE at 7 mph11 km/h. 14% chance of drizzle throughout the night. | |||||||
| WednesdaySep 16 | 82°F28°C | 64°F18°C | 0.1 in2.5 mm· 16% | 44% | Showers | E 8 mph12 km/h | |
DayPartly cloudy and warm, with a high of 82°F28°C and morning low of 64°F18°C. Breezy from the WNW at 8 to 9 mph13 to 14 km/h. 16% chance of showers throughout the day. NightPartly cloudy, with a low around 66°F19°C. Breezy from the ESE at 7 mph11 km/h. 13% chance of drizzle throughout the night. | |||||||
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Coordinates: 39.4831°N, 88.3728°W·Elevation: 224m·Timezone: America/Chicago·Population: 18,113