Current Conditions
Westchester, Illinois
Wind
SSW 7 mph12 km/h
Humidity
66%
Cloud Cover
96%
As of Wednesday, September 9, 2026 at 1:01 AM CDT
Today's Outlook
Day
Overcast and warm, with a high of 80°F26°C and morning low of 72°F22°C. Breezy from the WSW at 9 mph14 km/h. 99% chance of rain throughout the day. Humid.
Night
Mostly cloudy, with a low around 73°F23°C. Breezy from the SW at 7 mph11 km/h. 35% chance of drizzle before dawn.
7-Day Forecast
| Day | Condition | High (°F) | Low (°F) | Precip (mm) | Cloud Cover (%) | Wind (mph) | |
|---|---|---|---|---|---|---|---|
| Rain | High 80°F26°C | Low 72°F22°C | Precip 0.35 in8.8 mm99% | Cloud 87% | Wind WSW 8 mph12 km/h | Wednesday: Overcast and warm, with a high of 80°F26°C and morning low of 72°F22°C. Breezy from the WSW at 9 mph14 km/h. 99% chance of rain throughout the day. Humid. Wednesday Night: Mostly cloudy, with a low around 73°F23°C. Breezy from the SW at 7 mph11 km/h. 35% chance of drizzle before dawn. | |
| Partly Cloudy | High 76°F24°C | Low 65°F18°C | Precip 0 in0 mm— | Cloud 73% | Wind NNE 6 mph10 km/h | Thursday: Overcast and warm, with a high of 76°F24°C and morning low of 68°F20°C. Breezy from the NNE at 6 to 7 mph10 to 11 km/h. Thursday Night: Mostly cloudy, with a low around 65°F18°C. Breezy from the NNW at 6 to 7 mph10 to 11 km/h. | |
| Clear | High 80°F27°C | Low 60°F16°C | Precip 0 in0.1 mm2% | Cloud 19% | Wind SE 5 mph9 km/h | Friday: Mostly clear and warm, with a high of 80°F27°C and morning low of 60°F16°C. Light wind from the SE around 5 mph9 km/h. Friday Night: Mostly clear, with a low around 61°F16°C. Breezy from the SE at 5 to 7 mph8 to 11 km/h. | |
| Drizzle | High 84°F29°C | Low 66°F19°C | Precip 0.03 in0.8 mm18% | Cloud 49% | Wind SW 7 mph11 km/h | Saturday: Mostly cloudy and warm, with a high of 84°F29°C and morning low of 66°F19°C. Breezy from the SW at 8 to 10 mph13 to 15 km/h. 13% chance of drizzle in the afternoon. Humid. Saturday Night: Partly cloudy, with a low around 66°F19°C. Breezy from the SSW at 6 to 7 mph10 to 11 km/h. 18% chance of drizzle in the evening. | |
| Drizzle | High 75°F24°C | Low 64°F18°C | Precip 0.04 in1.1 mm10% | Cloud 37% | Wind N 7 mph12 km/h | Sunday: Partly cloudy and warm, with a high of 75°F24°C and morning low of 65°F18°C. Breezy from the N at 8 to 9 mph13 to 14 km/h. Sunday Night: Partly cloudy, with a low around 64°F18°C. Breezy from the N at 7 to 8 mph11 to 12 km/h. 10% chance of drizzle throughout the night. | |
| Showers | High 78°F25°C | Low 61°F16°C | Precip 0.1 in2.6 mm21% | Cloud 57% | Wind SE 9 mph15 km/h | Monday: Mostly cloudy and warm, with a high of 78°F25°C and morning low of 61°F16°C. Breezy from the SE at 9 to 12 mph15 to 19 km/h. 21% chance of showers throughout the day. Monday Night: Partly cloudy, with a low around 62°F16°C. Breezy from the SE at 10 to 13 mph15 to 21 km/h. 13% chance of drizzle throughout the night. | |
| Light Rain | High 82°F28°C | Low 70°F21°C | Precip 0.17 in4.3 mm32% | Cloud 72% | Wind SW 10 mph17 km/h | Tuesday: Mostly cloudy and warm, with a high of 82°F28°C and morning low of 70°F21°C. Breezy from the SW at 11 mph17 km/h. 27% chance of light rain throughout the day. Tuesday Night: Mostly cloudy, with a low around 72°F22°C. Breezy from the SSW at 10 to 14 mph16 to 22 km/h. 32% chance of light rain throughout the night. |
15-Day Forecast
| Day | High | Low | Precip | Cloud Cover | Condition | Wind | |
|---|---|---|---|---|---|---|---|
| WednesdaySep 9 | 80°F26°C | 72°F22°C | 0.35 in8.8 mm· 99% | 87% | Rain | WSW 8 mph12 km/h | |
DayOvercast and warm, with a high of 80°F26°C and morning low of 72°F22°C. Breezy from the WSW at 9 mph14 km/h. 99% chance of rain throughout the day. Humid. NightMostly cloudy, with a low around 73°F23°C. Breezy from the SW at 7 mph11 km/h. 35% chance of drizzle before dawn. | |||||||
| ThursdaySep 10 | 76°F24°C | 65°F18°C | 0 in0 mm· — | 73% | Partly Cloudy | NNE 6 mph10 km/h | |
DayOvercast and warm, with a high of 76°F24°C and morning low of 68°F20°C. Breezy from the NNE at 6 to 7 mph10 to 11 km/h. NightMostly cloudy, with a low around 65°F18°C. Breezy from the NNW at 6 to 7 mph10 to 11 km/h. | |||||||
| FridaySep 11 | 80°F27°C | 60°F16°C | 0 in0.1 mm· 2% | 19% | Clear | SE 5 mph9 km/h | |
DayMostly clear and warm, with a high of 80°F27°C and morning low of 60°F16°C. Light wind from the SE around 5 mph9 km/h. NightMostly clear, with a low around 61°F16°C. Breezy from the SE at 5 to 7 mph8 to 11 km/h. | |||||||
| SaturdaySep 12 | 84°F29°C | 66°F19°C | 0.03 in0.8 mm· 18% | 49% | Drizzle | SW 7 mph11 km/h | |
DayMostly cloudy and warm, with a high of 84°F29°C and morning low of 66°F19°C. Breezy from the SW at 8 to 10 mph13 to 15 km/h. 13% chance of drizzle in the afternoon. Humid. NightPartly cloudy, with a low around 66°F19°C. Breezy from the SSW at 6 to 7 mph10 to 11 km/h. 18% chance of drizzle in the evening. | |||||||
| SundaySep 13 | 75°F24°C | 64°F18°C | 0.04 in1.1 mm· 10% | 37% | Drizzle | N 7 mph12 km/h | |
DayPartly cloudy and warm, with a high of 75°F24°C and morning low of 65°F18°C. Breezy from the N at 8 to 9 mph13 to 14 km/h. NightPartly cloudy, with a low around 64°F18°C. Breezy from the N at 7 to 8 mph11 to 12 km/h. 10% chance of drizzle throughout the night. | |||||||
| MondaySep 14 | 78°F25°C | 61°F16°C | 0.1 in2.6 mm· 21% | 57% | Showers | SE 9 mph15 km/h | |
DayMostly cloudy and warm, with a high of 78°F25°C and morning low of 61°F16°C. Breezy from the SE at 9 to 12 mph15 to 19 km/h. 21% chance of showers throughout the day. NightPartly cloudy, with a low around 62°F16°C. Breezy from the SE at 10 to 13 mph15 to 21 km/h. 13% chance of drizzle throughout the night. | |||||||
| TuesdaySep 15 | 82°F28°C | 70°F21°C | 0.17 in4.3 mm· 32% | 72% | Light Rain | SW 10 mph17 km/h | |
DayMostly cloudy and warm, with a high of 82°F28°C and morning low of 70°F21°C. Breezy from the SW at 11 mph17 km/h. 27% chance of light rain throughout the day. NightMostly cloudy, with a low around 72°F22°C. Breezy from the SSW at 10 to 14 mph16 to 22 km/h. 32% chance of light rain throughout the night. | |||||||
| WednesdaySep 16 | 77°F25°C | 67°F19°C | 0.26 in6.7 mm· 38% | 71% | Light Rain | E 7 mph11 km/h | |
DayMostly cloudy and warm, with a high of 77°F25°C and morning low of 67°F19°C. Breezy from the E at 7 mph11 km/h. 32% chance of light rain throughout the day. NightMostly cloudy, with a low around 67°F20°C. Breezy from the E at 7 mph11 km/h. 38% chance of showers throughout the night. | |||||||
| ThursdaySep 17 | 82°F28°C | 69°F21°C | 0.2 in5 mm· 22% | 53% | Showers | SSW 9 mph15 km/h | |
DayMostly cloudy and warm, with a high of 82°F28°C and morning low of 69°F21°C. Breezy from the SW at 9 to 10 mph15 to 17 km/h. 22% chance of showers throughout the day. Humid. NightMostly cloudy, with a low around 70°F21°C. Breezy from the SSW at 9 mph14 km/h. 22% chance of showers throughout the night. | |||||||
| FridaySep 18 | 76°F25°C | 66°F19°C | 0.17 in4.3 mm· 21% | 48% | Showers | W 9 mph15 km/h | |
DayPartly cloudy and warm, with a high of 76°F25°C and morning low of 66°F19°C. Breezy from the W at 10 mph15 km/h. 19% chance of showers throughout the day. NightPartly cloudy, with a low around 66°F19°C. Breezy from the W at 9 to 10 mph14 to 15 km/h. 21% chance of showers throughout the night. | |||||||
| SaturdaySep 19 | 72°F22°C | 60°F16°C | 0.2 in5.1 mm· 27% | 55% | Showers | WNW 9 mph14 km/h | |
DayMostly cloudy and warm, with a high of 72°F22°C and morning low of 60°F16°C. Breezy from the WNW at 9 to 10 mph14 to 15 km/h. 23% chance of showers throughout the day. NightMostly cloudy, with a low around 62°F17°C. Breezy from the NW at 8 mph13 km/h. 27% chance of showers throughout the night. | |||||||
| SundaySep 20 | 67°F20°C | 57°F14°C | 0.14 in3.6 mm· 21% | 53% | Showers | N 9 mph14 km/h | |
DayMostly cloudy and mild, with a high of 67°F20°C and morning low of 57°F14°C. Breezy from the N at 9 to 10 mph15 to 15 km/h. 18% chance of showers throughout the day. Dry air. NightMostly cloudy, with a low around 58°F15°C. Breezy from the N at 8 to 9 mph13 to 14 km/h. 21% chance of showers throughout the night. | |||||||
| MondaySep 21 | 67°F20°C | 55°F13°C | 0.09 in2.4 mm· 12% | 52% | Drizzle | NE 7 mph12 km/h | |
DayMostly cloudy and mild, with a high of 67°F20°C and morning low of 55°F13°C. Breezy from the NE at 8 mph12 km/h. 12% chance of drizzle throughout the day. Dry air. NightPartly cloudy, with a low around 56°F13°C. Breezy from the NE at 7 to 8 mph12 to 12 km/h. 12% chance of drizzle throughout the night. | |||||||
| TuesdaySep 22 | 69°F21°C | 55°F13°C | 0.09 in2.2 mm· 13% | 55% | Drizzle | E 8 mph13 km/h | |
DayMostly cloudy and warm, with a high of 69°F21°C and morning low of 55°F13°C. Breezy from the E at 8 to 9 mph13 to 14 km/h. 13% chance of drizzle throughout the day. Dry air. NightMostly cloudy, with a low around 56°F13°C. Breezy from the E at 8 mph12 km/h. 13% chance of drizzle throughout the night. | |||||||
| WednesdaySep 23 | 69°F21°C | 56°F13°C | 0.13 in3.4 mm· 18% | 58% | Showers | ESE 8 mph13 km/h | |
DayMostly cloudy and warm, with a high of 69°F21°C and morning low of 56°F13°C. Breezy from the ESE at 8 to 9 mph13 to 14 km/h. 18% chance of showers throughout the day. NightMostly cloudy, with a low around 57°F14°C. Breezy from the ESE at 7 to 8 mph12 to 12 km/h. 15% chance of showers throughout the night. | |||||||
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Coordinates: 41.8506°N, 87.8820°W·Elevation: 194m·Timezone: America/Chicago·Population: 16,729