Current Conditions
Chatham, Illinois
Wind
ESE 3 mph6 km/h
Humidity
94%
Cloud Cover
56%
As of Thursday, August 13, 2026 at 4:44 AM CDT
Today's Outlook
Day
Overcast and warm, with a high of 77°F25°C and morning low of 72°F22°C. Breezy from the ESE at 6 to 8 mph9 to 13 km/h. 69% chance of light rain in the afternoon. Heavy, humid air.
Night
Mostly cloudy, with a low around 72°F22°C. Light wind from the E around 5 mph8 km/h. 79% chance of rain in the evening.
7-Day Forecast
| Day | Condition | High (°F) | Low (°F) | Precip (mm) | Cloud Cover (%) | Wind (mph) | |
|---|---|---|---|---|---|---|---|
| Rain | High 77°F25°C | Low 72°F22°C | Precip 0.24 in6 mm79% | Cloud 85% | Wind ESE 5 mph8 km/h | Thursday: Overcast and warm, with a high of 77°F25°C and morning low of 72°F22°C. Breezy from the ESE at 6 to 8 mph9 to 13 km/h. 69% chance of light rain in the afternoon. Heavy, humid air. Thursday Night: Mostly cloudy, with a low around 72°F22°C. Light wind from the E around 5 mph8 km/h. 79% chance of rain in the evening. | |
| Rain | High 78°F25°C | Low 73°F23°C | Precip 0.44 in11.3 mm80% | Cloud 95% | Wind E 6 mph10 km/h | Friday: Overcast and warm, with a high of 78°F25°C. Breezy from the E at 7 mph11 km/h. 80% chance of rain throughout the day. Heavy, humid air. Friday Night: Overcast, with a low around 73°F23°C. Breezy from the ENE at 6 to 7 mph10 to 11 km/h. 67% chance of light rain throughout the night. | |
| Rain | High 79°F26°C | Low 73°F23°C | Precip 0.68 in17.2 mm78% | Cloud 92% | Wind SSE 7 mph12 km/h | Saturday: Overcast and warm, with a high of 79°F26°C and morning low of 73°F23°C. Breezy from the SSE at 8 to 9 mph13 to 14 km/h. 78% chance of rain throughout the day. Heavy, humid air. Saturday Night: Overcast, with a low around 74°F23°C. Breezy from the SE at 6 to 8 mph10 to 13 km/h. 44% chance of light rain throughout the night. | |
| Light Rain | High 83°F28°CFeels 89°F31°C | Low 75°F24°C | Precip 0.24 in6 mm52% | Cloud 79% | Wind W 8 mph12 km/h | Sunday: Overcast and warm, with a high of 83°F28°C and morning low of 75°F24°C. Breezy from the WNW at 8 to 9 mph13 to 15 km/h. 43% chance of light rain throughout the day. Heavy, humid air. Sunday Night: Mostly cloudy, with a low around 76°F24°C. Breezy from the W at 7 to 8 mph12 to 13 km/h. 52% chance of light rain throughout the night. | |
| Showers | High 75°F24°C | Low 71°F22°C | Precip 0.05 in1.3 mm26% | Cloud 55% | Wind NNE 8 mph14 km/h | Monday: Mostly cloudy and warm, with a high of 75°F24°C. Breezy from the NNE at 9 to 10 mph15 to 16 km/h. 20% chance of drizzle in the morning. Monday Night: Mostly cloudy, with a low around 71°F22°C. Breezy from the NNE at 7 to 10 mph12 to 16 km/h. 26% chance of showers overnight. | |
| Partly Cloudy | High 81°F27°C | Low 68°F20°C | Precip 0 in0.1 mm5% | Cloud 51% | Wind SSW 6 mph10 km/h | Tuesday: Mostly cloudy and warm, with a high of 81°F27°C and morning low of 68°F20°C. Breezy from the SSW at 6 to 7 mph10 to 12 km/h. Tuesday Night: Partly cloudy, with a low around 69°F20°C. Breezy from the SSW at 7 to 9 mph10 to 15 km/h. | |
| Light Rain | High 80°F27°C | Low 72°F22°C | Precip 0.21 in5.4 mm34% | Cloud 74% | Wind SSW 10 mph17 km/h | Wednesday: Mostly cloudy and warm, with a high of 80°F27°C and morning low of 72°F22°C. Breezy from the SW at 11 to 12 mph18 to 19 km/h. 34% chance of light rain throughout the day. Humid. Wednesday Night: Mostly cloudy, with a low around 73°F23°C. Breezy from the SSW at 10 to 11 mph16 to 18 km/h. 27% chance of light rain throughout the night. |
15-Day Forecast
| Day | High | Low | Precip | Cloud Cover | Condition | Wind | |
|---|---|---|---|---|---|---|---|
| ThursdayAug 13 | 77°F25°C | 72°F22°C | 0.24 in6 mm· 79% | 85% | Rain | ESE 5 mph8 km/h | |
DayOvercast and warm, with a high of 77°F25°C and morning low of 72°F22°C. Breezy from the ESE at 6 to 8 mph9 to 13 km/h. 69% chance of light rain in the afternoon. Heavy, humid air. NightMostly cloudy, with a low around 72°F22°C. Light wind from the E around 5 mph8 km/h. 79% chance of rain in the evening. | |||||||
| FridayAug 14 | 78°F25°C | 73°F23°C | 0.44 in11.3 mm· 80% | 95% | Rain | E 6 mph10 km/h | |
DayOvercast and warm, with a high of 78°F25°C. Breezy from the E at 7 mph11 km/h. 80% chance of rain throughout the day. Heavy, humid air. NightOvercast, with a low around 73°F23°C. Breezy from the ENE at 6 to 7 mph10 to 11 km/h. 67% chance of light rain throughout the night. | |||||||
| SaturdayAug 15 | 79°F26°C | 73°F23°C | 0.68 in17.2 mm· 78% | 92% | Rain | SSE 7 mph12 km/h | |
DayOvercast and warm, with a high of 79°F26°C and morning low of 73°F23°C. Breezy from the SSE at 8 to 9 mph13 to 14 km/h. 78% chance of rain throughout the day. Heavy, humid air. NightOvercast, with a low around 74°F23°C. Breezy from the SE at 6 to 8 mph10 to 13 km/h. 44% chance of light rain throughout the night. | |||||||
| SundayAug 16 | 83°F28°C Feels 89°F31°C | 75°F24°C | 0.24 in6 mm· 52% | 79% | Light Rain | W 8 mph12 km/h | |
DayOvercast and warm, with a high of 83°F28°C and morning low of 75°F24°C. Breezy from the WNW at 8 to 9 mph13 to 15 km/h. 43% chance of light rain throughout the day. Heavy, humid air. NightMostly cloudy, with a low around 76°F24°C. Breezy from the W at 7 to 8 mph12 to 13 km/h. 52% chance of light rain throughout the night. | |||||||
| MondayAug 17 | 75°F24°C | 71°F22°C | 0.05 in1.3 mm· 26% | 55% | Showers | NNE 8 mph14 km/h | |
DayMostly cloudy and warm, with a high of 75°F24°C. Breezy from the NNE at 9 to 10 mph15 to 16 km/h. 20% chance of drizzle in the morning. NightMostly cloudy, with a low around 71°F22°C. Breezy from the NNE at 7 to 10 mph12 to 16 km/h. 26% chance of showers overnight. | |||||||
| TuesdayAug 18 | 81°F27°C | 68°F20°C | 0 in0.1 mm· 5% | 51% | Partly Cloudy | SSW 6 mph10 km/h | |
DayMostly cloudy and warm, with a high of 81°F27°C and morning low of 68°F20°C. Breezy from the SSW at 6 to 7 mph10 to 12 km/h. NightPartly cloudy, with a low around 69°F20°C. Breezy from the SSW at 7 to 9 mph10 to 15 km/h. | |||||||
| WednesdayAug 19 | 80°F27°C | 72°F22°C | 0.21 in5.4 mm· 34% | 74% | Light Rain | SSW 10 mph17 km/h | |
DayMostly cloudy and warm, with a high of 80°F27°C and morning low of 72°F22°C. Breezy from the SW at 11 to 12 mph18 to 19 km/h. 34% chance of light rain throughout the day. Humid. NightMostly cloudy, with a low around 73°F23°C. Breezy from the SSW at 10 to 11 mph16 to 18 km/h. 27% chance of light rain throughout the night. | |||||||
| ThursdayAug 20 | 76°F24°C | 70°F21°C | 0.13 in3.4 mm· 18% | 49% | Showers | N 9 mph15 km/h | |
DayMostly cloudy and warm, with a high of 76°F24°C and morning low of 70°F21°C. Breezy from the N at 10 mph16 km/h. 17% chance of showers throughout the day. NightPartly cloudy, with a low around 71°F22°C. Breezy from the N at 9 to 10 mph14 to 16 km/h. 18% chance of showers throughout the night. | |||||||
| FridayAug 21 | 76°F24°C | 67°F20°C | 0.1 in2.6 mm· 18% | 44% | Drizzle | NNE 8 mph12 km/h | |
DayPartly cloudy and warm, with a high of 76°F24°C and morning low of 67°F20°C. Breezy from the NNE at 8 mph12 km/h. 18% chance of drizzle throughout the day. NightPartly cloudy, with a low around 68°F20°C. Breezy from the NE at 8 mph12 km/h. 16% chance of drizzle throughout the night. | |||||||
| SaturdayAug 22 | 77°F25°C | 68°F20°C | 0.04 in1.1 mm· 10% | 34% | Drizzle | NE 8 mph12 km/h | |
DayPartly cloudy and warm, with a high of 77°F25°C and morning low of 68°F20°C. Breezy from the N at 8 mph13 km/h. 10% chance of drizzle throughout the day. NightPartly cloudy, with a low around 68°F20°C. Breezy from the ENE at 7 to 8 mph12 to 12 km/h. | |||||||
| SundayAug 23 | 78°F26°C | 68°F20°C | 0.04 in0.9 mm· 9% | 34% | Clear | ESE 8 mph12 km/h | |
DayPartly cloudy and warm, with a high of 78°F26°C and morning low of 68°F20°C. Breezy from the ENE at 8 mph13 km/h. NightPartly cloudy, with a low around 69°F21°C. Breezy from the ESE at 7 to 8 mph12 to 13 km/h. | |||||||
| MondayAug 24 | 79°F26°C | 69°F21°C | 0.03 in0.8 mm· 11% | 34% | Drizzle | SE 8 mph13 km/h | |
DayPartly cloudy and warm, with a high of 79°F26°C and morning low of 69°F21°C. Breezy from the SE at 8 to 9 mph13 to 15 km/h. 11% chance of drizzle in the morning. NightPartly cloudy, with a low around 70°F21°C. Breezy from the SE at 8 mph13 km/h. | |||||||
| TuesdayAug 25 | 80°F27°C | 70°F21°C | 0.02 in0.5 mm· 7% | 38% | Clear | SSE 8 mph13 km/h | |
DayPartly cloudy and warm, with a high of 80°F27°C and morning low of 70°F21°C. Breezy from the S at 8 to 9 mph14 to 14 km/h. Humid. NightPartly cloudy, with a low around 71°F21°C. Breezy from the SE at 8 mph13 km/h. | |||||||
| WednesdayAug 26 | 79°F26°C | 70°F21°C | 0.04 in0.9 mm· 11% | 39% | Drizzle | NE 9 mph14 km/h | |
DayPartly cloudy and warm, with a high of 79°F26°C and morning low of 70°F21°C. Breezy from the NNE at 9 to 10 mph14 to 15 km/h. 11% chance of drizzle throughout the day. Humid. NightPartly cloudy, with a low around 71°F22°C. Breezy from the NE at 8 to 9 mph13 to 14 km/h. | |||||||
| ThursdayAug 27 | 78°F26°C | 70°F21°C | 0.04 in1.1 mm· 9% | 43% | Partly Cloudy | NE 9 mph14 km/h | |
DayPartly cloudy and warm, with a high of 78°F26°C and morning low of 70°F21°C. Breezy from the NE at 9 to 10 mph14 to 15 km/h. NightPartly cloudy, with a low around 71°F21°C. Breezy from the NE at 8 to 9 mph13 to 14 km/h. | |||||||
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Coordinates: 41.7411°N, 87.6125°W·Elevation: 180m·Timezone: America/Chicago·Population: 31,392