Granville, IL Weather Forecast

Local 7-day forecast

56°

Rain Showers

Track current conditions, temperature changes, wind, and the full daily outlook for Granville, IL in one place.

Saturday, April 18, 2026

Wind: 15 to 20 mph NW

Saturday

Rain showers. Mostly sunny, with a high near 56. Chance of precipitation is 80%.

Local 7-day forecast

Local Weather Overview

This forecast page for Granville, IL is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Apr 15, 2026 3:45 PM CDT.

The active forecast window currently covers Apr 18 to Apr 21, 2026 for Granville, IL.

Page Snapshot

Page focus: city weather
Forecast window: Apr 18 to Apr 21, 2026
Latest sync: Apr 15, 2026 3:45 PM CDT
Forecast office: DVN
Source: NOAA / NWS

Next High

56°F

Saturday

Next Low

36°F

Saturday Night

Rain Outlook

Periods mentioning precipitation

Windiest

15 to 20 mph

Saturday

Daily Outlook

Today

Apr 18

Rain Showers

56 °F

/ 36°F

Wind 15 to 20 mph

Sun

Apr 19

Sunny

54 °F

/ 36°F

Wind 10 to 15 mph

Mon

Apr 20

Sunny

64 °F

/ 50°F

Wind 5 to 10 mph

Tue

Apr 21

Mostly Sunny

73 °F

/ 51°F

Wind 15 mph

This Week in Granville

Tuesday looks like the warmest upcoming period in Granville at 73 degrees F.

Saturday Night is the coolest period ahead with temperatures near 36 degrees F.

The strongest winds are forecast for Saturday at about 15 to 20 mph NW.

Precipitation is mentioned in 2 upcoming forecast periods.

Forecast Details

Last updated: Apr 15, 2026 3:45 PM CDT
Coverage: 4 days
Time zone: America/Chicago
Forecast office: DVN
Radar station: KLOT

Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.

Open NOAA source

Extended Forecast

Saturday Night

Apr 18

36°F

Slight Chance Rain Showers then Partly Cloudy

10 to 20 mph W

A slight chance of rain showers before 7pm. Partly cloudy, with a low around 36.

Sunday

Apr 19

54°F

Sunny

10 to 15 mph NW

Sunny, with a high near 54.

Sunday Night

Apr 19

36°F

Mostly Clear

5 to 10 mph N

Mostly clear, with a low around 36.

Monday

Apr 20

64°F

Sunny

5 to 10 mph SE

Sunny, with a high near 64.

Monday Night

Apr 20

50°F

Mostly Clear

10 to 15 mph S

Mostly clear, with a low around 50.

Tuesday

Apr 21

73°F

Mostly Sunny

15 mph SW

Mostly sunny, with a high near 73.

Tuesday Night

Apr 21

51°F

Mostly Clear

10 to 15 mph SW

Mostly clear, with a low around 51.

Detailed Forecast

Period	Conditions	Temp	Wind	Details
Saturday Apr 18	Rain Showers	56°F	15 to 20 mph NW	Rain showers. Mostly sunny, with a high near 56. Chance of precipitation is 80%.
Saturday Night Apr 18	Slight Chance Rain Showers then Partly Cloudy	36°F	10 to 20 mph W	A slight chance of rain showers before 7pm. Partly cloudy, with a low around 36.
Sunday Apr 19	Sunny	54°F	10 to 15 mph NW	Sunny, with a high near 54.
Sunday Night Apr 19	Mostly Clear	36°F	5 to 10 mph N	Mostly clear, with a low around 36.
Monday Apr 20	Sunny	64°F	5 to 10 mph SE	Sunny, with a high near 64.
Monday Night Apr 20	Mostly Clear	50°F	10 to 15 mph S	Mostly clear, with a low around 50.
Tuesday Apr 21	Mostly Sunny	73°F	15 mph SW	Mostly sunny, with a high near 73.
Tuesday Night Apr 21	Mostly Clear	51°F	10 to 15 mph SW	Mostly clear, with a low around 51.

Nearby Forecasts

Explore weather pages for nearby cities and major places around Granville.

Nearby forecast pages are not available for this location yet.

Region Links

Putnam County weather

County forecast page

Illinois weather

Statewide weather overview

United States weather

National weather entry point

Weather data provided by the National Weather Service (NOAA). Forecast pages update automatically as new periods are synced for each supported U.S. location.