Current Conditions
Arlington Heights, Illinois
Wind
NE 4 mph6 km/h
Humidity
75%
Cloud Cover
36%
As of Wednesday, August 12, 2026 at 7:54 PM CDT
Today's Outlook
Night
Mostly cloudy, with a low around 71°F22°C. Light wind from the E around 4 mph6 km/h. 66% chance of showers in the evening.
7-Day Forecast
| Day | Condition | High (°F) | Low (°F) | Precip (mm) | Cloud Cover (%) | Wind (mph) | |
|---|---|---|---|---|---|---|---|
| Rain | High 77°F25°C | Low 71°F22°C | Precip 0.24 in6.2 mm88% | Cloud 82% | Wind E 4 mph7 km/h | Thursday: Overcast and warm, with a high of 77°F25°C and morning low of 72°F22°C. Light wind from the ESE around 5 mph8 km/h. 88% chance of rain around midday. Heavy, humid air. Thursday Night: Mostly cloudy, with a low around 71°F22°C. Light wind from the E around 4 mph6 km/h. 66% chance of showers in the evening. | |
| Light Rain | High 77°F25°C | Low 72°F22°C | Precip 0.24 in6 mm57% | Cloud 94% | Wind E 6 mph10 km/h | Friday: Overcast and warm, with a high of 77°F25°C and morning low of 72°F22°C. Breezy from the E at 7 mph11 km/h. 44% chance of light rain throughout the day. Humid. Friday Night: Overcast, with a low around 72°F22°C. Light wind from the ENE around 6 mph9 km/h. 57% chance of light rain throughout the night. | |
| Rain | High 81°F27°CFeels 86°F30°C | Low 73°F23°C | Precip 0.43 in11 mm64% | Cloud 90% | Wind SSE 6 mph10 km/h | Saturday: Overcast and warm, with a high of 81°F27°C and morning low of 73°F23°C. Breezy from the S at 6 to 7 mph10 to 11 km/h. 64% chance of rain throughout the day. Heavy, humid air. Saturday Night: Overcast, with a low around 73°F23°C. Light wind from the SE around 6 mph9 km/h. 44% chance of light rain throughout the night. | |
| Light Rain | High 83°F28°CFeels 88°F31°C | Low 74°F23°C | Precip 0.23 in5.8 mm41% | Cloud 81% | Wind WNW 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 14 km/h. 34% chance of light rain throughout the day. Heavy, humid air. Sunday Night: Mostly cloudy, with a low around 74°F23°C. Breezy from the W at 7 to 8 mph12 to 12 km/h. 41% chance of light rain throughout the night. | |
| Showers | High 77°F25°C | Low 69°F20°C | Precip 0.05 in1.3 mm27% | Cloud 60% | Wind NNE 7 mph11 km/h | Monday: Mostly cloudy and warm, with a high of 77°F25°C and morning low of 69°F20°C. Breezy from the NNE at 7 to 8 mph12 to 13 km/h. 13% chance of drizzle. Monday Night: Mostly cloudy, with a low around 69°F21°C. Breezy from the NNE at 6 to 8 mph10 to 13 km/h. 27% chance of showers overnight. | |
| Partly Cloudy | High 82°F28°C | Low 65°F18°C | Precip 0.01 in0.2 mm5% | Cloud 56% | Wind SSW 6 mph9 km/h | Tuesday: Mostly cloudy and warm, with a high of 82°F28°C and morning low of 66°F19°C. Breezy from the SW at 6 to 7 mph9 to 12 km/h. Tuesday Night: Mostly cloudy, with a low around 65°F18°C. Breezy from the SSW at 6 to 8 mph9 to 12 km/h. | |
| Light Rain | High 82°F28°CFeels 85°F29°C | Low 71°F21°C | Precip 0.26 in6.7 mm38% | Cloud 71% | Wind SW 8 mph13 km/h | Wednesday: Mostly cloudy and warm, with a high of 82°F28°C and morning low of 71°F21°C. Breezy from the SW at 8 to 9 mph13 to 14 km/h. 38% chance of light rain throughout the day. Humid. Wednesday Night: Mostly cloudy, with a low around 71°F22°C. Breezy from the SW at 8 mph13 km/h. 28% chance of showers throughout the night. |
15-Day Forecast
| Day | High | Low | Precip | Cloud Cover | Condition | Wind | |
|---|---|---|---|---|---|---|---|
| ThursdayAug 13 | 77°F25°C | 71°F22°C | 0.24 in6.2 mm· 88% | 82% | Rain | E 4 mph7 km/h | |
DayOvercast and warm, with a high of 77°F25°C and morning low of 72°F22°C. Light wind from the ESE around 5 mph8 km/h. 88% chance of rain around midday. Heavy, humid air. NightMostly cloudy, with a low around 71°F22°C. Light wind from the E around 4 mph6 km/h. 66% chance of showers in the evening. | |||||||
| FridayAug 14 | 77°F25°C | 72°F22°C | 0.24 in6 mm· 57% | 94% | Light Rain | E 6 mph10 km/h | |
DayOvercast and warm, with a high of 77°F25°C and morning low of 72°F22°C. Breezy from the E at 7 mph11 km/h. 44% chance of light rain throughout the day. Humid. NightOvercast, with a low around 72°F22°C. Light wind from the ENE around 6 mph9 km/h. 57% chance of light rain throughout the night. | |||||||
| SaturdayAug 15 | 81°F27°C Feels 86°F30°C | 73°F23°C | 0.43 in11 mm· 64% | 90% | Rain | SSE 6 mph10 km/h | |
DayOvercast and warm, with a high of 81°F27°C and morning low of 73°F23°C. Breezy from the S at 6 to 7 mph10 to 11 km/h. 64% chance of rain throughout the day. Heavy, humid air. NightOvercast, with a low around 73°F23°C. Light wind from the SE around 6 mph9 km/h. 44% chance of light rain throughout the night. | |||||||
| SundayAug 16 | 83°F28°C Feels 88°F31°C | 74°F23°C | 0.23 in5.8 mm· 41% | 81% | Light Rain | WNW 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 14 km/h. 34% chance of light rain throughout the day. Heavy, humid air. NightMostly cloudy, with a low around 74°F23°C. Breezy from the W at 7 to 8 mph12 to 12 km/h. 41% chance of light rain throughout the night. | |||||||
| MondayAug 17 | 77°F25°C | 69°F20°C | 0.05 in1.3 mm· 27% | 60% | Showers | NNE 7 mph11 km/h | |
DayMostly cloudy and warm, with a high of 77°F25°C and morning low of 69°F20°C. Breezy from the NNE at 7 to 8 mph12 to 13 km/h. 13% chance of drizzle. NightMostly cloudy, with a low around 69°F21°C. Breezy from the NNE at 6 to 8 mph10 to 13 km/h. 27% chance of showers overnight. | |||||||
| TuesdayAug 18 | 82°F28°C | 65°F18°C | 0.01 in0.2 mm· 5% | 56% | Partly Cloudy | SSW 6 mph9 km/h | |
DayMostly cloudy and warm, with a high of 82°F28°C and morning low of 66°F19°C. Breezy from the SW at 6 to 7 mph9 to 12 km/h. NightMostly cloudy, with a low around 65°F18°C. Breezy from the SSW at 6 to 8 mph9 to 12 km/h. | |||||||
| WednesdayAug 19 | 82°F28°C Feels 85°F29°C | 71°F21°C | 0.26 in6.7 mm· 38% | 71% | Light Rain | SW 8 mph13 km/h | |
DayMostly cloudy and warm, with a high of 82°F28°C and morning low of 71°F21°C. Breezy from the SW at 8 to 9 mph13 to 14 km/h. 38% chance of light rain throughout the day. Humid. NightMostly cloudy, with a low around 71°F22°C. Breezy from the SW at 8 mph13 km/h. 28% chance of showers throughout the night. | |||||||
| ThursdayAug 20 | 79°F26°C | 69°F20°C | 0.09 in2.2 mm· 19% | 53% | Showers | N 7 mph12 km/h | |
DayMostly cloudy and warm, with a high of 79°F26°C and morning low of 69°F20°C. Breezy from the N at 8 mph13 km/h. 19% chance of drizzle throughout the day. NightPartly cloudy, with a low around 69°F21°C. Breezy from the NNW at 7 mph11 km/h. 18% chance of showers throughout the night. | |||||||
| FridayAug 21 | 79°F26°C | 67°F19°C | 0.11 in2.9 mm· 19% | 44% | Showers | NW 7 mph11 km/h | |
DayMostly cloudy and warm, with a high of 79°F26°C and morning low of 67°F19°C. Breezy from the NW at 7 to 8 mph12 to 13 km/h. 19% chance of showers throughout the day. NightPartly cloudy, with a low around 67°F19°C. Light wind from the NW around 6 mph10 km/h. 15% chance of drizzle throughout the night. | |||||||
| SaturdayAug 22 | 81°F27°C | 67°F19°C | 0.06 in1.6 mm· 12% | 43% | Drizzle | WSW 7 mph11 km/h | |
DayPartly cloudy and warm, with a high of 81°F27°C and morning low of 67°F19°C. Breezy from the WSW at 7 to 8 mph12 to 12 km/h. NightPartly cloudy, with a low around 67°F19°C. Light wind from the WSW around 6 mph10 km/h. 12% chance of drizzle throughout the night. | |||||||
| SundayAug 23 | 80°F27°C | 67°F20°C | 0.07 in1.7 mm· 19% | 44% | Drizzle | WNW 7 mph11 km/h | |
DayPartly cloudy and warm, with a high of 80°F27°C and morning low of 67°F20°C. Breezy from the WNW at 8 mph12 km/h. 19% chance of drizzle throughout the day. NightPartly cloudy, with a low around 68°F20°C. Light wind from the W around 7 mph11 km/h. 14% chance of drizzle throughout the night. | |||||||
| MondayAug 24 | 79°F26°C | 66°F19°C | 0.06 in1.5 mm· 15% | 44% | Drizzle | NNW 7 mph11 km/h | |
DayPartly cloudy and warm, with a high of 79°F26°C and morning low of 66°F19°C. Breezy from the NNW at 8 mph12 km/h. 15% chance of drizzle throughout the day. NightPartly cloudy, with a low around 67°F19°C. Breezy from the N at 7 mph11 km/h. 10% chance of drizzle throughout the night. | |||||||
| TuesdayAug 25 | 80°F27°C | 66°F19°C | 0.05 in1.2 mm· 9% | 39% | Clear | W 7 mph11 km/h | |
DayPartly cloudy and warm, with a high of 80°F27°C and morning low of 66°F19°C. Breezy from the WNW at 7 to 8 mph12 to 13 km/h. NightPartly cloudy, with a low around 66°F19°C. Breezy from the SSW at 7 mph11 km/h. | |||||||
| WednesdayAug 26 | 80°F27°C | 66°F19°C | 0.04 in1 mm· 11% | 37% | Drizzle | NW 7 mph11 km/h | |
DayPartly cloudy and warm, with a high of 80°F27°C and morning low of 66°F19°C. Breezy from the NNW at 8 mph12 km/h. NightPartly cloudy, with a low around 67°F19°C. Breezy from the WNW at 7 mph11 km/h. 11% chance of drizzle throughout the night. | |||||||
| ThursdayAug 27 | 80°F26°C | 65°F18°C | 0.03 in0.7 mm· 8% | 38% | Clear | NNE 7 mph11 km/h | |
DayPartly cloudy and warm, with a high of 80°F26°C and morning low of 65°F18°C. Breezy from the NNE at 7 to 8 mph12 to 13 km/h. NightPartly cloudy, with a low around 66°F19°C. Breezy from the NNE at 7 mph11 km/h. | |||||||
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Coordinates: 42.0884°N, 87.9806°W·Elevation: 214m·Timezone: America/Chicago·Population: 75,926