Weather in Arlington Heights

Arlington Heights, United States

21°C

Moderate rain

Conditions at 03:00 local time

Feels like: 22°C
Humidity: 84%
Wind: 9 km/h S
Recent precipitation: 3.4 mm

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Use the forecast for Arlington Heights

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Location context

About this forecast location

Forecast values apply to the listed city coordinates. Conditions can vary across large urban areas and complex terrain.

Coordinates: 42.0884, -87.9806
Local time zone: America/Chicago
Administrative area: Illinois
Forecast service: WeatherAPI.com forecast service

Hourly forecast

Next 24 hours in Arlington Heights

Hourly modeled conditions in America/Chicago local time.

04:00Mon 31 Aug21°CModerate rain79% precipitation9 km/h wind
05:00Mon 31 Aug21°CModerate rain80% precipitation10.4 km/h wind
06:00Mon 31 Aug21°CModerate rain81% precipitation9.4 km/h wind
07:00Mon 31 Aug21°CModerate rain82% precipitation9.7 km/h wind
08:00Mon 31 Aug21°CModerate rain79% precipitation11.2 km/h wind
09:00Mon 31 Aug22°CModerate rain77% precipitation8.6 km/h wind
10:00Mon 31 Aug24°CModerate rain78% precipitation11.5 km/h wind
11:00Mon 31 Aug27°CModerate rain71% precipitation11.5 km/h wind
12:00Mon 31 Aug24°CPatchy rain nearby13% precipitation13.7 km/h wind
13:00Mon 31 Aug25°COvercast14% precipitation11.5 km/h wind
14:00Mon 31 Aug29°CCloudy6% precipitation18 km/h wind
15:00Mon 31 Aug30°COvercast11% precipitation19.1 km/h wind
16:00Mon 31 Aug28°COvercast12% precipitation17.6 km/h wind
17:00Mon 31 Aug28°COvercast14% precipitation16.9 km/h wind
18:00Mon 31 Aug27°COvercast15% precipitation14.8 km/h wind
19:00Mon 31 Aug27°COvercast17% precipitation11.9 km/h wind
20:00Mon 31 Aug28°COvercast18% precipitation13.3 km/h wind
21:00Mon 31 Aug28°COvercast16% precipitation18 km/h wind
22:00Mon 31 Aug28°CPartly Cloudy6% precipitation15.1 km/h wind
23:00Mon 31 Aug28°COvercast14% precipitation14 km/h wind
00:00Tue 1 Sept27°COvercast15% precipitation12.2 km/h wind
01:00Tue 1 Sept24°CPatchy rain nearby34% precipitation13 km/h wind
02:00Tue 1 Sept24°COvercast23% precipitation10.4 km/h wind
03:00Tue 1 Sept24°COvercast21% precipitation11.9 km/h wind

Daily forecast

3-day forecast for Arlington Heights

Daily high and low temperatures, precipitation chance and maximum wind speed.

Mon 31 AugModerate rain21°C to 30°C81% chance of precipitationWind up to 19.1 km/h
Tue 1 SeptOvercast24°C to 31°C22% chance of precipitationWind up to 21.6 km/h
Wed 2 SeptSunny26°C to 33°C17% chance of precipitationWind up to 18.7 km/h

Retrieved 2026-08-31T08:09:42.763Z; refresh due by 2026-08-31T08:24:42.763Z.

Nearby forecasts

Weather near Arlington Heights

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Where this forecast comes from

WeatherAPI.com supplies forecast values for the listed coordinates. Forecasts may combine modeled and observed information and should not replace official weather warnings.

Forecast retrieved 2026-08-31T08:09:42.763Z; refresh due by 2026-08-31T08:24:42.763Z.

View forecast details and sources

Weather and Geolocation API
WeatherAPI.com · Forecast API v1; free plan · WeatherAPI.com terms; commercial and non-commercial use permitted by plan · Accessed 2026-08-31
Current weather conditions, the next 24 hours and a three-day forecast.
GeoNames cities15000
GeoNames · 2026-07-15_01-57-51-849 · CC BY 4.0 · Accessed 2026-07-15
City identity, administrative area, coordinates and time-zone identifier.