See exactly when rain will start and stop with a minute-by-minute precipitation nowcast for the next hour.
30°
Mostly Cloudy
Feels Like: 34°
Min: 19°
Max: 30°
The next few hours will be overcast, with today reaching 30°C and dropping to 19°C. The coming days will be mostly cloudy throughout the day.
Compare today's weather with yesterday's data and track temperature trends over time.
Hourly Forecast
Daylight Hours
06:39
Sunrise
18:54
Sunset
Moon
Waxing Crescent
11:33
Moonrise
20:25
Moonset
Daily Forecast
Today
Wednesday
Thursday
Friday
Saturday
Sunday
Monday
Tuesday
Wednesday
Thursday
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UV Index
Humidity
Weather in Crest Hill today, September 15, 2026
Cloud cover dominates in Crest Hill on September 15, 2026, keeping sunshine limited. Expect a grey, overcast feel rather than long bright spells.
The temperature range runs from about 19°C up to 30°C. The air stays humid, with relative humidity between 59% and 89% and the peak around 23:00. Expect gentle winds, highest near 22:00 at 3.8 km/h.
Expect persistent cloud later on, with amounts around 100% by 17:00. Sunshine remains the exception, not the rule. Visibility stays generally good near 15.9 km on average, though it can drop toward 14.7 km in thicker cloud or showers. Sunrise is at 06:39 and sunset at 18:54, giving 12 hours 15 minutes of sunlight today.
The practical takeaway for Crest Hill on September 15, 2026 is a cloudy day that stays usable, just not particularly bright, around 30°C.
Frequently asked questions about weather in Crest Hill
How warm does it get in Crest Hill?
The warmest month in Crest Hill is July, with average high temperatures of 29°C. The average temperature during this period is around 24°C.
How cold does it get in Crest Hill?
The coldest month in Crest Hill is January, with average low temperatures of -6°C. The average temperature during this period is around -3°C.
What is the wettest time of year in Crest Hill?
The wettest month in Crest Hill is May, with an average of 127mm of precipitation.
What is the driest time of year in Crest Hill?
The driest month in Crest Hill is November, with an average of 58mm of precipitation.
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