Williamsport, IN Weather Forecast

Local 7-day forecast

55°

Sunny

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

Sunday, April 19, 2026

Wind: 7 to 16 mph WNW

Sunday

Sunny, with a high near 55. West northwest wind 7 to 16 mph, with gusts as high as 26 mph.

Local 7-day forecast

Local Weather Overview

This forecast page for Williamsport, IN 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 4:19 AM EDT.

The active forecast window currently covers Apr 19 to Apr 22, 2026 for Williamsport, IN.

Page Snapshot

Page focus: city weather
Forecast window: Apr 19 to Apr 22, 2026
Latest sync: Apr 16, 2026 4:19 AM EDT
Forecast office: IND
Source: NOAA / NWS

Next High

55°F

Sunday

Next Low

35°F

Sunday Night

Rain Outlook

Periods mentioning precipitation

Windiest

7 to 16 mph

Sunday

Daily Outlook

Today

Apr 19

Sunny

55 °F

/ 35°F

Wind 7 to 16 mph

Mon

Apr 20

Sunny

62 °F

/ 48°F

Wind 5 to 9 mph

Tue

Apr 21

Mostly Sunny

74 °F

/ 53°F

Wind 10 to 16 mph

Wed

Apr 22

Mostly Sunny

74 °F

Wind 7 to 12 mph

This Week in Williamsport

Tuesday looks like the warmest upcoming period in Williamsport at 74 degrees F.

Sunday Night is the coolest period ahead with temperatures near 35 degrees F.

The strongest winds are forecast for Sunday at about 7 to 16 mph WNW.

Precipitation is mentioned in 1 upcoming forecast period.

Forecast Details

Last updated: Apr 16, 2026 4:19 AM EDT
Coverage: 4 days
Time zone: America/Indiana/Indianapolis
Forecast office: IND
Radar station: KIND

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

35°F

Mostly Clear

5 to 13 mph NW

Mostly clear, with a low around 35. Northwest wind 5 to 13 mph, with gusts as high as 22 mph.

Monday

Apr 20

62°F

Sunny

5 to 9 mph ESE

Sunny, with a high near 62. East southeast wind 5 to 9 mph.

Monday Night

Apr 20

48°F

Mostly Clear

7 to 10 mph S

Mostly clear, with a low around 48.

Tuesday

Apr 21

74°F

Mostly Sunny

10 to 16 mph SW

Mostly sunny, with a high near 74.

Tuesday Night

Apr 21

53°F

Partly Cloudy

7 to 15 mph SW

Partly cloudy, with a low around 53.

Wednesday

Apr 22

74°F

Mostly Sunny

7 to 12 mph WSW

Mostly sunny, with a high near 74. Chance of precipitation is 20%.

Detailed Forecast

Period	Conditions	Temp	Wind	Details
Sunday Apr 19	Sunny	55°F	7 to 16 mph WNW	Sunny, with a high near 55. West northwest wind 7 to 16 mph, with gusts as high as 26 mph.
Sunday Night Apr 19	Mostly Clear	35°F	5 to 13 mph NW	Mostly clear, with a low around 35. Northwest wind 5 to 13 mph, with gusts as high as 22 mph.
Monday Apr 20	Sunny	62°F	5 to 9 mph ESE	Sunny, with a high near 62. East southeast wind 5 to 9 mph.
Monday Night Apr 20	Mostly Clear	48°F	7 to 10 mph S	Mostly clear, with a low around 48.
Tuesday Apr 21	Mostly Sunny	74°F	10 to 16 mph SW	Mostly sunny, with a high near 74.
Tuesday Night Apr 21	Partly Cloudy	53°F	7 to 15 mph SW	Partly cloudy, with a low around 53.
Wednesday Apr 22	Mostly Sunny	74°F	7 to 12 mph WSW	Mostly sunny, with a high near 74. Chance of precipitation is 20%.

Nearby Forecasts

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

Nearby forecast pages are not available for this location yet.

Region Links

Warren County weather

County forecast page

Indiana weather

Statewide weather overview

United States weather

National weather entry point

Warren County Indiana Courthouse image

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