Weather McLean week

Weather forecast for McLean for this and next week.

Friday, May 15

25 / 13°C

0.0 mm

18 km/h

25 °C	25 °C	4 pm
24 °C	25 °C	6 pm
22 °C	23 °C	8 pm
21 °C	21 °C	10 pm

sunrise 5:40 am
sunset 8:06 pm

HOURLY

Afternoon in the afternoon clear, in the evening cloudy. The highest temperature 25 °C. At night rain. The lowest temperature 13 °C. Total rainfall 1.3 mm.

Interactive map weather Illinois, USA

GPS: 40.3145; -89.1698

altitude: 220 m
local time:

PLACES IN THE AREA

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Weather forecast McLean, Illinois, USA extended forecast

Time			Precip.	Wind	Pressure	Humidity	Dew	total	Fog	Low	Middle	High
Friday 05/15/2026
8 AM 9 AM	cloudy	13 °C 12 °C	0.0 mm	5.5 m/s 20 km/h south-southeast	1013 hPa	78 %	9 °C	39 %	0%	1%	38%	1%
9 AM 10 AM	clear	15 °C 14 °C	0.0 mm	6.2 m/s 22 km/h south-southeast	1013 hPa	66 %	8 °C	10 %	0%	3%	7%	0%
10 AM 11 AM	cloudy	17 °C 15 °C	0.0 mm	6.7 m/s 24 km/h south	1013 hPa	56 %	8 °C	46 %	0%	4%	44%	0%
11 AM 12 PM	cloudy	19 °C 18 °C	0.0 mm	6.8 m/s 24 km/h south	1013 hPa	53 %	8 °C	43 %	0%	5%	43%	0%
12 PM 1 PM	clear	20 °C 19 °C	0.0 mm	6.2 m/s 22 km/h south	1012 hPa	52 %	9 °C	10 %	0%	3%	8%	0%
1 PM 2 PM	clear	22 °C 21 °C	0.0 mm	5.8 m/s 21 km/h south	1011 hPa	52 %	11 °C	0 %	0%	0%	0%	0%
2 PM 3 PM	clear	23 °C 23 °C	0.0 mm	5.6 m/s 20 km/h south	1011 hPa	52 %	12 °C	0 %	0%	0%	0%	0%
3 PM 4 PM	clear	24 °C 24 °C	0.0 mm	5.3 m/s 19 km/h south	1010 hPa	52 %	13 °C	0 %	0%	0%	0%	0%
4 PM 5 PM	clear	25 °C 26 °C	0.0 mm	5.1 m/s 18 km/h south	1009 hPa	53 %	14 °C	0 %	0%	0%	0%	0%
5 PM 6 PM	clear	25 °C 26 °C	0.0 mm	5.6 m/s 20 km/h south	1009 hPa	55 %	15 °C	0 %	0%	0%	0%	0%
6 PM 7 PM	clear	24 °C 25 °C	0.0 mm	5.7 m/s 21 km/h south	1009 hPa	58 %	15 °C	2 %	0%	0%	2%	0%
7 PM 8 PM	clear	24 °C 25 °C	0.0 mm	5.2 m/s 19 km/h south-southeast	1008 hPa	62 %	15 °C	2 %	0%	0%	0%	1%
8 PM 9 PM	cloudy	22 °C 23 °C	0.0 mm	5.3 m/s 19 km/h south-southeast	1008 hPa	67 %	15 °C	48 %	0%	0%	0%	48%
9 PM 10 PM	cloudy	21 °C 21 °C	0.0 mm	5.5 m/s 20 km/h south-southeast	1008 hPa	67 %	14 °C	99 %	0%	0%	0%	99%
10 PM 11 PM	cloudy	21 °C 21 °C	0.0 mm	5.5 m/s 20 km/h south-southeast	1009 hPa	65 %	14 °C	80 %	0%	0%	0%	80%
11 PM 12 AM	cloudy	21 °C 21 °C	0.0 mm	5.7 m/s 21 km/h south-southeast	1009 hPa	67 %	14 °C	96 %	0%	0%	0%	96%
Saturday 05/16/2026
12 AM 1 AM	cloudy	21 °C 22 °C	0.0 mm	6.3 m/s 23 km/h south	1008 hPa	70 %	15 °C	93 %	0%	0%	0%	93%
1 AM 2 AM	rain	21 °C 22 °C	0.7 mm	6.1 m/s 22 km/h south-southwest	1008 hPa	70 %	15 °C	99 %	0%	0%	17%	99%
2 AM 3 AM	rain	19 °C 20 °C	0.5 mm	7.6 m/s 27 km/h west-southwest	1010 hPa	84 %	16 °C	100 %	0%	2%	50%	100%
3 AM 4 AM	cloudy	18 °C 19 °C	0.0 mm	5.5 m/s 20 km/h south-southwest	1009 hPa	92 %	16 °C	97 %	0%	0%	2%	97%
4 AM 5 AM	cloudy	18 °C 19 °C	0.0 mm	4.2 m/s 15 km/h south-southwest	1008 hPa	89 %	16 °C	100 %	0%	0%	7%	100%
5 AM 6 AM	partly cloudy	18 °C 19 °C	0.0 mm	5.0 m/s 18 km/h southwest	1009 hPa	87 %	15 °C	30 %	0%	0%	18%	14%
6 AM 7 AM	overcast	18 °C 19 °C	0.0 mm	4.8 m/s 17 km/h south-southwest	1009 hPa	88 %	15 °C	96 %	0%	6%	14%	96%
7 AM 8 AM	rain	18 °C 19 °C	0.4 mm	5.0 m/s 18 km/h southwest	1010 hPa	87 %	16 °C	97 %	0%	5%	25%	96%
8 AM 9 AM	overcast	19 °C 20 °C	0.0 mm	6.8 m/s 24 km/h southwest	1011 hPa	88 %	16 °C	100 %	0%	14%	60%	99%
9 AM 10 AM	cloudy	19 °C 20 °C	0.0 mm	5.2 m/s 19 km/h southwest	1011 hPa	88 %	17 °C	85 %	0%	11%	10%	81%
10 AM 11 AM	cloudy	22 °C 24 °C	0.0 mm	5.1 m/s 18 km/h west-southwest	1010 hPa	78 %	17 °C	81 %	0%	0%	0%	81%
11 AM 12 PM	overcast	24 °C 26 °C	0.0 mm	5.8 m/s 21 km/h west-southwest	1011 hPa	68 %	17 °C	100 %	0%	100%	0%	89%
12 PM 1 PM	overcast	25 °C 27 °C	0.0 mm	5.1 m/s 18 km/h west-southwest	1011 hPa	66 %	18 °C	100 %	0%	100%	0%	100%
1 PM 2 PM	overcast	25 °C 27 °C	0.0 mm	4.3 m/s 15 km/h west-southwest	1011 hPa	68 %	18 °C	100 %	0%	100%	1%	95%
2 PM 3 PM	overcast	26 °C 29 °C	0.0 mm	3.5 m/s 13 km/h west-southwest	1011 hPa	65 %	18 °C	100 %	0%	99%	8%	72%
3 PM 4 PM	light rain	26 °C 29 °C	0.1 mm	3.0 m/s 11 km/h west-southwest	1011 hPa	67 %	18 °C	97 %	0%	85%	3%	62%
4 PM 5 PM	light rain showers	26 °C 29 °C	0.2 mm	2.3 m/s 8 km/h southwest	1010 hPa	67 %	19 °C	99 %	0%	10%	3%	99%
5 PM 6 PM	rain	22 °C 23 °C	0.4 mm	5.6 m/s 20 km/h west-southwest	1011 hPa	75 %	17 °C	100 %	0%	34%	16%	100%
6 PM 7 PM	light rain showers	20 °C 22 °C	0.1 mm	1.1 m/s 4 km/h north-northeast	1011 hPa	86 %	17 °C	98 %	0%	0%	3%	97%
7 PM 8 PM	cloudy	20 °C 22 °C	0.0 mm	1.5 m/s 5 km/h northeast	1011 hPa	86 %	17 °C	95 %	0%	0%	0%	95%
8 PM 9 PM	cloudy	20 °C 23 °C	0.0 mm	2.1 m/s 8 km/h southeast	1012 hPa	91 %	18 °C	98 %	0%	0%	0%	98%
9 PM 10 PM	cloudy	19 °C 21 °C	0.0 mm	3.0 m/s 11 km/h southeast	1012 hPa	92 %	18 °C	90 %	0%	0%	0%	90%
10 PM 11 PM	overcast	19 °C 21 °C	0.0 mm	2.3 m/s 8 km/h southeast	1013 hPa	94 %	17 °C	99 %	0%	0%	18%	99%
11 PM 12 AM	cloudy	19 °C 21 °C	0.0 mm	2.9 m/s 10 km/h south-southeast	1013 hPa	94 %	17 °C	98 %	0%	0%	0%	98%

McLean, Illinois, USA - information

State: Illinois, USA

GPS coordinates: 40.3145; -89.1698

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

Population: 815
Altitude: 220 m
The administrative part:

Illinois, Springfield
McLean County, McLean

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Data source

Weather forecast for McLean 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 McLean

data are always in the local time

Sun and light

May 15, 2026

Sunrise:	Sunset:
5:40 am	8:06 pm
Noon:	Length of day:
12:53 pm	14:26
Start of civil twilight*:	End of civil twilight*:
5:08 am	8:37 pm
Start of nautical twilight*:	End of nautical twilight*:
4:31 am	9:15 pm
Start of astronomical twilight*:	End of astronomical twilight*:
3:49 am	9:58 pm
* What is Twilight?

Moon and moon phases

Moonrise:	Moonset:
05/15/2026 4:26 am	05/15/2026 7:12 pm
Next new moon:	Next full moon:
05/16/2026	05/31/2026