Weather Mount Prospect long-term weather forecast

Long-term weather forecast for Mount Prospect for ten days.

Thursday, Jan 15

27 / 25°F

0.00 in

2 mph

23 °F	16 °F	12 am
23 °F	16 °F	6 am
28 °F	23 °F	12 pm
27 °F	19 °F	6 pm

sunrise 7:17 am
sunset 4:45 pm

HOURLY

During the day overcast. The highest temperature 27 °F. Total rainfall 0.00 in. At night light snow. The lowest temperature 25 °F. Total rainfall 0.05 in.

Interactive map weather Illinois, USA

GPS: 42.0664; -87.9373

altitude: 672 ft
local time:

PLACES IN THE AREA

Weather forecast Mount Prospect, Illinois, USA extended forecast

Time			Precip.	Wind	Pressure	Humidity	Dew	total	Fog	Low	Middle	High
Thursday 01/15/2026
12 AM 1 AM	overcast	23 °F 16 °F	0.00 in	11 fps 8 mph north-northwest	30.2 in	73 %	18 °F	100 %	0%	100%	0%	0%
6 AM 7 AM	overcast	23 °F 18 °F	0.0 in	7 fps 5 mph north-northwest	30.2 in	66 %	14 °F	100 %	0%	100%	0%	0%
12 PM 1 PM	overcast	28 °F 23 °F	0.0 in	3 fps 2 mph south	30.1 in	50 %	14 °F	100 %	0%	58%	0%	100%
6 PM 7 PM	overcast	27 °F 21 °F	0.0 in	10 fps 6 mph south	30.0 in	69 %	18 °F	100 %	0%	0%	1%	100%
Friday 01/16/2026
12 AM 1 AM	light snow	27 °F 19 °F	0.03 in	14 fps 10 mph south	29.9 in	64 %	16 °F	100 %	0%	0%	100%	100%
6 AM 7 AM	overcast	25 °F 18 °F	0.02 in	16 fps 11 mph south-southeast	29.7 in	68 %	18 °F	100 %	0%	100%	100%	0%
12 PM 1 PM	snow	28 °F 21 °F	0.06 in	17 fps 12 mph south	29.6 in	76 %	23 °F	100 %	0%	100%	91%	0%
6 PM 7 PM	light snow	30 °F 25 °F	0.02 in	10 fps 7 mph south-southeast	29.6 in	92 %	28 °F	100 %	0%	100%	100%	1%

Mount Prospect, Illinois, USA - information

State: Illinois, USA

GPS coordinates: 42.0664; -87.9373

Time zone: America / Chicago time difference in hours with time in NY is -7 hours

Population: 54 747
Altitude: 672 ft
The administrative part:

Illinois, Springfield
Cook County, Chicago

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Weather Mount Prospect, Illinois, USA. Weather forecast Mount Prospect.

Mount Prospect - weather nearby - bigger cities

Schaumburg, 7.8 km
Skokie, 11 km
Elmhurst, 12 km
Hanover Park, 12 km
Streamwood, 13 km
Carol Stream, 15 km

Mount Prospect - weather nearby - the closest place

Prospect Heights, 2.0 km
Norma, 2.4 km
Dam Number 2, 2.6 km
Big Bend Lake, 3.3 km
Beck Lake, 3.4 km
Elk Pasture, 3.6 km

Schnells Corner, 3.7 km
Williamsburg, 4.0 km
Shagbark Lake, 4.1 km
Rolling Meadows, 4.1 km
Riverview, 4.1 km
Belleau Lake, 4.2 km

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Data source

Weather forecast for Mount Prospect is supplied by MET Norway Norwegian Meteorological Institute and the NRK.

Feels like

To calculate the perceived temperature, we use the Australian Apparent Temperature (AAT) model, which is designed for year-round calculations and takes air humidity into account in addition to temperature and wind speed.

Weather with Meteobox for your website

Astronomical information Mount Prospect

data are always in the local time

Sun and light

Jan. 15, 2026

Sunrise:	Sunset:
7:17 am	4:45 pm
Noon:	Length of day:
12:01 pm	09:28
Start of civil twilight*:	End of civil twilight*:
6:45 am	5:17 pm
Start of nautical twilight*:	End of nautical twilight*:
6:12 am	5:50 pm
Start of astronomical twilight*:	End of astronomical twilight*:
5:38 am	6:24 pm
* What is Twilight?

Moon and moon phases

Moonrise:	Moonset:
01/15/2026 5:10 am	01/15/2026 1:37 pm
Next new moon:	Next full moon:
01/18/2026	02/01/2026