Oskaloosa, IL Weather Forecast

Local 7-day forecast

61°

Sunny

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

Sunday, April 19, 2026

Wind: 7 to 14 mph WNW

Sunday

Sunny, with a high near 61.

Local 7-day forecast

Local Weather Overview

This forecast page for Oskaloosa, 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 16, 2026 12:26 AM CDT.

The active forecast window currently covers Apr 19 to Apr 22, 2026 for Oskaloosa, IL.

Page Snapshot

Page focus: city weather
Forecast window: Apr 19 to Apr 22, 2026
Latest sync: Apr 16, 2026 12:26 AM CDT
Forecast office: ILX
Source: NOAA / NWS

Next High

61°F

Sunday

Next Low

39°F

Sunday Night

Rain Outlook

Periods mentioning precipitation

Windiest

8 to 15 mph

Tuesday

Daily Outlook

Today

Apr 19

Sunny

61 °F

/ 39°F

Wind 7 to 14 mph

Mon

Apr 20

Sunny

67 °F

/ 50°F

Wind 6 to 9 mph

Tue

Apr 21

Sunny

75 °F

/ 53°F

Wind 8 to 15 mph

Wed

Apr 22

Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms

76 °F

Wind 10 mph

This Week in Oskaloosa

Wednesday looks like the warmest upcoming period in Oskaloosa at 76 degrees F.

Sunday Night is the coolest period ahead with temperatures near 39 degrees F.

The strongest winds are forecast for Tuesday at about 8 to 15 mph SW.

Precipitation is mentioned in 1 upcoming forecast period.

Forecast Details

Last updated: Apr 16, 2026 12:26 AM CDT
Coverage: 4 days
Time zone: America/Chicago
Forecast office: ILX
Radar station: KVWX

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

Open NOAA source

Extended Forecast

Sunday Night

Apr 19

39°F

Clear

5 to 8 mph N

Clear, with a low around 39.

Monday

Apr 20

67°F

Sunny

6 to 9 mph S

Sunny, with a high near 67.

Monday Night

Apr 20

50°F

Mostly Clear

8 mph S

Mostly clear, with a low around 50.

Tuesday

Apr 21

75°F

Sunny

8 to 15 mph SW

Sunny, with a high near 75.

Tuesday Night

Apr 21

53°F

Mostly Clear

10 mph SW

Mostly clear, with a low around 53.

Wednesday

Apr 22

76°F

Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms

10 mph SW

A slight chance of rain showers between 7am and 1pm, then a slight chance of showers and thunderstorms. Mostly sunny, with a high near 76.

Detailed Forecast

Period	Conditions	Temp	Wind	Details
Sunday Apr 19	Sunny	61°F	7 to 14 mph WNW	Sunny, with a high near 61.
Sunday Night Apr 19	Clear	39°F	5 to 8 mph N	Clear, with a low around 39.
Monday Apr 20	Sunny	67°F	6 to 9 mph S	Sunny, with a high near 67.
Monday Night Apr 20	Mostly Clear	50°F	8 mph S	Mostly clear, with a low around 50.
Tuesday Apr 21	Sunny	75°F	8 to 15 mph SW	Sunny, with a high near 75.
Tuesday Night Apr 21	Mostly Clear	53°F	10 mph SW	Mostly clear, with a low around 53.
Wednesday Apr 22	Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms	76°F	10 mph SW	A slight chance of rain showers between 7am and 1pm, then a slight chance of showers and thunderstorms. Mostly sunny, wi...

Nearby Forecasts

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

Region Links

Clay 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.