Weather Walnut, Illinois long-term weather forecast

Long-term weather forecast for Walnut, Illinois for ten days.

Sunday, Jan 18

23 / 1°F

0.00 in

9 mph

1 °F	-6 °F	12 am
0 °F	-8 °F	6 am
10 °F	3 °F	12 pm
18 °F	10 °F	6 pm

sunrise 7:20 am
sunset 4:57 pm

HOURLY

From morning untill noon clear, in the afternoon overcast, in the evening initially overcast, later cloudy. The highest temperature 23 °F. Total rainfall 0.02 in. At night overcast. The lowest temperature 1 °F. Total rainfall 0.00 in.

Interactive map weather Illinois, USA

GPS: 41.5567; -89.5934

altitude: 698 ft
local time:

PLACES IN THE AREA

Weather forecast Walnut, Illinois, Illinois, USA extended forecast

Time			Precip.	Wind	Pressure	Humidity	Dew	total	Fog	Low	Middle	High
Sunday 01/18/2026
12 AM 1 AM	clear	1 °F -6 °F	0.0 in	10 fps 6 mph west-northwest	30.1 in	71 %	-6 °F	0 %	0%	0%	0%	0%
6 AM 7 AM	overcast	0 °F -8 °F	0.0 in	8 fps 6 mph west-southwest	30.1 in	68 %	-6 °F	98 %	0%	0%	98%	0%
12 PM 1 PM	overcast	10 °F 3 °F	0.01 in	13 fps 9 mph southwest	30.0 in	56 %	0 °F	100 %	0%	3%	100%	82%
6 PM 7 PM	cloudy	18 °F 10 °F	0.01 in	11 fps 8 mph southwest	29.9 in	71 %	10 °F	69 %	0%	0%	69%	0%
Monday 01/19/2026
12 AM 1 AM	overcast	19 °F 12 °F	0.0 in	18 fps 12 mph west-northwest	30.0 in	68 %	12 °F	96 %	0%	0%	96%	0%
6 AM 7 AM	overcast	7 °F -2 °F	0.00 in	22 fps 15 mph west-northwest	30.2 in	70 %	0 °F	94 %	0%	94%	0%	0%
12 PM 1 PM	overcast	3 °F -6 °F	0.0 in	26 fps 18 mph west-northwest	30.3 in	60 %	-6 °F	95 %	0%	95%	0%	0%
6 PM 7 PM	clear	3 °F -6 °F	0.0 in	16 fps 11 mph west-northwest	30.4 in	64 %	-6 °F	1 %	0%	1%	0%	0%

Walnut, Illinois, Illinois, USA - information

State: Illinois, USA

GPS coordinates: 41.5567; -89.5934

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

Population: 1 350
Altitude: 698 ft
The administrative part:

Illinois, Springfield
Bureau County, Bureau

Something wrong, something missing?

Weather Walnut, Illinois, Illinois, USA. Weather forecast Walnut, Illinois.

Walnut, Illinois - weather nearby - bigger cities

Rock Falls, 16 km
Sterling, 17 km
Amboy, 17 km
Prophetstown, 19 km
Depue, 22 km
Ladd, 23 km

Spring Valley, Illinois, 26 km
Kewanee, 27 km
Granville, 28 km
Peru, 29 km
La Salle, 30 km
Rochelle, 37 km

Walnut, Illinois - weather nearby - the closest place

Normandy, 2.9 km
Hahnaman, 5.6 km
Deer Grove, 6.1 km
Ohio, 6.8 km
New Bedford, 7.2 km
Kasbeer, 7.6 km

Limerick, 7.8 km
Manlius, 8.0 km
Goose Lake, 9.4 km
Krause Pond Dam, 10 km
Van Petten, 10 km
Greenoak, 11 km

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Data source

Weather forecast for Walnut, Illinois 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 Walnut, Illinois

data are always in the local time

Sun and light

Jan. 18, 2026

Sunrise:	Sunset:
7:20 am	4:57 pm
Noon:	Length of day:
12:08 pm	09:36
Start of civil twilight*:	End of civil twilight*:
6:49 am	5:28 pm
Start of nautical twilight*:	End of nautical twilight*:
6:16 am	6:01 pm
Start of astronomical twilight*:	End of astronomical twilight*:
5:43 am	6:34 pm
* What is Twilight?

Moon and moon phases

Moonrise:	Moonset:
01/18/2026 7:35 am	01/18/2026 4:47 pm
Next new moon:	Next full moon:
01/18/2026	02/01/2026