Weather Mount Prospect tomorrow

PLACES IN THE AREA

20 °C	21 °C	9 am
26 °C	28 °C	12 pm
27 °C	29 °C	3 pm
22 °C	24 °C	9 pm

sunrise 5:29 am
sunset 8:07 pm

HOURLY

Weather forecast Mount Prospect May 16, 2026

During the day morning overcast, in the afternoon cloudy. The highest temperature 28 °C. Total rainfall 0.1 mm. At night cloudy. The lowest temperature 17 °C.

Interactive map weather Illinois, USA

GPS: 42.0664; -87.9373

altitude: 205 m
local time:

Meteogram is being loaded

Weather forecast Mount Prospect, Illinois, USA extended forecast

Time			Precip.	Wind	Pressure	Humidity	Dew	total	Fog	Low	Middle	High
Saturday 05/16/2026
12 AM 1 AM	rain	17 °C 18 °C	0.7 mm	5.2 m/s 19 km/h south	1011 hPa	91 %	15 °C	100 %	0%	0%	75%	100%
1 AM 2 AM	cloudy	16 °C 16 °C	0.0 mm	6.3 m/s 23 km/h south	1009 hPa	92 %	15 °C	99 %	0%	0%	3%	99%
2 AM 3 AM	overcast	16 °C 16 °C	0.0 mm	5.9 m/s 21 km/h south	1008 hPa	92 %	14 °C	93 %	0%	0%	24%	93%
3 AM 4 AM	overcast	16 °C 16 °C	0.0 mm	5.3 m/s 19 km/h south	1008 hPa	92 %	14 °C	100 %	0%	0%	91%	100%
4 AM 5 AM	overcast	16 °C 17 °C	0.0 mm	4.7 m/s 17 km/h south-southwest	1008 hPa	92 %	14 °C	100 %	0%	0%	85%	100%
5 AM 6 AM	overcast	16 °C 17 °C	0.0 mm	4.1 m/s 15 km/h south-southwest	1007 hPa	92 %	14 °C	99 %	0%	0%	86%	97%
6 AM 7 AM	overcast	16 °C 17 °C	0.0 mm	4.5 m/s 16 km/h south-southwest	1008 hPa	91 %	14 °C	98 %	0%	0%	81%	97%
7 AM 8 AM	cloudy	17 °C 18 °C	0.0 mm	4.7 m/s 17 km/h southwest	1008 hPa	90 %	15 °C	96 %	0%	0%	10%	96%
8 AM 9 AM	overcast	18 °C 19 °C	0.0 mm	4.0 m/s 14 km/h southwest	1009 hPa	88 %	16 °C	97 %	0%	0%	14%	97%
9 AM 10 AM	overcast	20 °C 21 °C	0.0 mm	4.9 m/s 18 km/h southwest	1010 hPa	83 %	17 °C	97 %	0%	74%	0%	91%
10 AM 11 AM	overcast	22 °C 24 °C	0.0 mm	3.8 m/s 14 km/h west-southwest	1009 hPa	76 %	17 °C	99 %	0%	29%	0%	98%
11 AM 12 PM	cloudy	24 °C 26 °C	0.0 mm	3.1 m/s 11 km/h west	1009 hPa	70 %	18 °C	98 %	0%	10%	0%	98%
12 PM 1 PM	overcast	26 °C 28 °C	0.0 mm	3.2 m/s 12 km/h west	1009 hPa	61 %	17 °C	96 %	0%	41%	1%	92%
1 PM 2 PM	overcast	26 °C 28 °C	0.0 mm	3.5 m/s 13 km/h west	1010 hPa	60 %	17 °C	100 %	0%	10%	14%	100%
2 PM 3 PM	overcast	27 °C 29 °C	0.0 mm	2.9 m/s 10 km/h west-northwest	1009 hPa	58 %	17 °C	100 %	0%	14%	10%	100%
3 PM 4 PM	cloudy	27 °C 29 °C	0.0 mm	2.5 m/s 9 km/h west-northwest	1009 hPa	55 %	17 °C	89 %	0%	11%	10%	85%
4 PM 5 PM	overcast	28 °C 30 °C	0.0 mm	1.8 m/s 6 km/h west-northwest	1009 hPa	50 %	16 °C	89 %	0%	7%	19%	85%
5 PM 6 PM	cloudy	28 °C 29 °C	0.0 mm	2.7 m/s 10 km/h west-northwest	1009 hPa	45 %	14 °C	100 %	0%	0%	9%	99%
6 PM 7 PM	cloudy	27 °C 28 °C	0.0 mm	3.1 m/s 11 km/h southeast	1009 hPa	49 %	15 °C	96 %	0%	0%	8%	96%
7 PM 8 PM	overcast	25 °C 27 °C	0.0 mm	3.3 m/s 12 km/h south-southeast	1010 hPa	65 %	18 °C	97 %	0%	5%	16%	96%
8 PM 9 PM	cloudy	23 °C 25 °C	0.0 mm	2.9 m/s 10 km/h south	1010 hPa	76 %	18 °C	73 %	0%	7%	5%	71%
9 PM 10 PM	cloudy	22 °C 25 °C	0.0 mm	3.3 m/s 12 km/h south	1011 hPa	83 %	18 °C	74 %	0%	3%	1%	72%
10 PM 11 PM	cloudy	21 °C 23 °C	0.0 mm	2.9 m/s 10 km/h south-southwest	1012 hPa	86 %	18 °C	53 %	0%	1%	0%	53%
11 PM 12 AM	cloudy	20 °C 22 °C	0.0 mm	2.2 m/s 8 km/h south-southwest	1012 hPa	90 %	18 °C	86 %	0%	1%	2%	86%
Sunday 05/17/2026
12 AM 1 AM	cloudy	20 °C 23 °C	0.0 mm	1.9 m/s 7 km/h south-southwest	1012 hPa	91 %	18 °C	82 %	0%	0%	0%	82%
1 AM 2 AM	cloudy	19 °C 21 °C	0.0 mm	2.3 m/s 8 km/h south-southwest	1012 hPa	93 %	17 °C	78 %	0%	0%	0%	78%
2 AM 3 AM	cloudy	19 °C 21 °C	0.0 mm	2.3 m/s 8 km/h southwest	1013 hPa	94 %	17 °C	66 %	0%	0%	0%	66%
3 AM 4 AM	partly cloudy	18 °C 20 °C	0.0 mm	1.4 m/s 5 km/h southwest	1012 hPa	95 %	17 °C	24 %	0%	0%	0%	24%
4 AM 5 AM	cloudy	17 °C 19 °C	0.0 mm	2.0 m/s 7 km/h south-southwest	1013 hPa	97 %	16 °C	97 %	0%	4%	0%	96%
5 AM 6 AM	cloudy	17 °C 19 °C	0.0 mm	1.5 m/s 5 km/h south	1013 hPa	98 %	16 °C	100 %	0%	8%	0%	100%
6 AM 7 AM	fog	17 °C 19 °C	0.0 mm	1.8 m/s 6 km/h south-southeast	1013 hPa	99 %	16 °C	100 %	37%	54%	0%	99%
7 AM 8 AM	overcast	18 °C 20 °C	0.0 mm	3.1 m/s 11 km/h south-southeast	1014 hPa	97 %	17 °C	100 %	0%	100%	0%	99%
8 AM 9 AM	overcast	19 °C 21 °C	0.0 mm	2.6 m/s 9 km/h southeast	1013 hPa	95 %	18 °C	100 %	0%	100%	0%	100%
9 AM 10 AM	rain	20 °C 22 °C	0.5 mm	2.6 m/s 9 km/h southeast	1014 hPa	91 %	18 °C	100 %	0%	100%	0%	100%
10 AM 11 AM	heavy rain	20 °C 22 °C	1.6 mm	3.4 m/s 12 km/h southeast	1014 hPa	89 %	18 °C	100 %	0%	100%	14%	99%
11 AM 12 PM	heavy rain	21 °C 24 °C	1.0 mm	3.1 m/s 11 km/h south-southeast	1014 hPa	87 %	18 °C	100 %	0%	90%	37%	98%
12 PM 1 PM	heavy rain	22 °C 25 °C	1.5 mm	2.4 m/s 9 km/h south-southeast	1014 hPa	84 %	19 °C	100 %	0%	67%	60%	99%
1 PM 2 PM	rain	22 °C 25 °C	0.4 mm	3.2 m/s 12 km/h southeast	1013 hPa	83 %	18 °C	99 %	0%	47%	77%	95%
2 PM 3 PM	overcast	22 °C 25 °C	0.0 mm	3.6 m/s 13 km/h east-southeast	1013 hPa	83 %	19 °C	100 %	0%	14%	86%	100%
3 PM 4 PM	light rain	24 °C 27 °C	0.1 mm	4.4 m/s 16 km/h southeast	1012 hPa	78 %	19 °C	98 %	0%	10%	23%	98%
4 PM 5 PM	cloudy	26 °C 28 °C	0.0 mm	5.5 m/s 20 km/h south-southeast	1011 hPa	63 %	18 °C	73 %	0%	10%	7%	68%
5 PM 6 PM	cloudy	27 °C 29 °C	0.0 mm	5.9 m/s 21 km/h south	1010 hPa	57 %	17 °C	85 %	0%	14%	78%	18%
6 PM 7 PM	partly cloudy	26 °C 27 °C	0.0 mm	5.2 m/s 19 km/h south	1010 hPa	57 %	17 °C	16 %	0%	10%	2%	4%
7 PM 8 PM	clear	26 °C 28 °C	0.0 mm	4.8 m/s 17 km/h south-southeast	1009 hPa	61 %	17 °C	4 %	0%	3%	1%	0%
8 PM 9 PM	clear	24 °C 26 °C	0.0 mm	4.9 m/s 18 km/h south-southeast	1009 hPa	66 %	17 °C	3 %	0%	2%	0%	0%
9 PM 10 PM	clear	23 °C 24 °C	0.0 mm	5.3 m/s 19 km/h south-southeast	1009 hPa	67 %	17 °C	3 %	0%	3%	0%	0%
10 PM 11 PM	clear	23 °C 24 °C	0.0 mm	5.2 m/s 19 km/h south	1010 hPa	68 %	16 °C	1 %	0%	1%	0%	0%
11 PM 12 AM	cloudy	22 °C 23 °C	0.0 mm	5.1 m/s 18 km/h south	1011 hPa	71 %	16 °C	48 %	0%	0%	47%	0%

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 US is -7 hours

Population: 54 747
Altitude: 205 m
The administrative part:

Illinois, Springfield
Cook County, Chicago

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

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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.

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Astronomical information Mount Prospect

data are always in the local time

Sun and light

May 16, 2026

Sunrise:	Sunset:
5:29 am	8:07 pm
Noon:	Length of day:
12:48 pm	14:37
Start of civil twilight*:	End of civil twilight*:
4:57 am	8:39 pm
Start of nautical twilight*:	End of nautical twilight*:
4:17 am	9:19 pm
Start of astronomical twilight*:	End of astronomical twilight*:
3:32 am	10:05 pm
* What is Twilight?

Moon and moon phases

Moonrise:	Moonset:
05/16/2026 4:52 am	05/16/2026 8:35 pm
Next new moon:	Next full moon:
05/16/2026	05/31/2026