Williamsport, IN Weather Forecast
Local 7-day forecast
Scattered Showers And Thunderstorms then Showers And Thunderstorms
Track current conditions, temperature changes, wind, and the full daily outlook for Williamsport, IN in one place.
Scattered showers and thunderstorms before 9pm, then showers and thunderstorms between 9pm and 4am, then a chance of showers and thunderstorms. Cloudy. Low around 68, with temperatures rising to around 70 overnight. South wind around 9 mph. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.
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: Jun 8, 2026 9:25 PM EDT.
The active forecast window currently covers Jun 8 to Jun 15, 2026 for Williamsport, IN.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jun 8 to Jun 15, 2026
- Latest sync
- Jun 8, 2026 9:25 PM EDT
- Forecast office
- IND
- Source
- NOAA / NWS
Daily Outlook
This Week in Williamsport
Wednesday looks like the warmest upcoming period in Williamsport at 91 degrees F.
Sunday Night is the coolest period ahead with temperatures near 58 degrees F.
The strongest winds are forecast for Thursday at about 9 to 16 mph SSW.
Precipitation is mentioned in 13 upcoming forecast periods.
Forecast Details
- Last updated
- Jun 8, 2026 9:25 PM EDT
- Coverage
- 8 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 sourceExtended Forecast
A chance of rain showers before 11am, then a slight chance of showers and thunderstorms. Partly sunny, with a high near 86. Southwest wind 7 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 30%. New rainfall amounts between a tenth and quarter of an inch possible.
A chance of showers and thunderstorms. Mostly cloudy, with a low around 71. Southwest wind around 8 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
A slight chance of showers and thunderstorms before 7am. Mostly sunny, with a high near 91. South southwest wind 6 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
A chance of showers and thunderstorms between 8pm and 2am, then a chance of showers and thunderstorms. Partly cloudy, with a low around 72. South southwest wind around 14 mph, with gusts as high as 24 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.
A chance of rain showers before 11am, then a chance of showers and thunderstorms. Partly sunny, with a high near 89. South southwest wind 9 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch possible.
A chance of showers and thunderstorms before 8pm, then showers and thunderstorms between 8pm and 2am, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 66. West southwest wind 9 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.
A chance of showers and thunderstorms before 8am. Mostly sunny, with a high near 83. West northwest wind 6 to 10 mph. Chance of precipitation is 40%.
Mostly clear, with a low around 61. West wind 1 to 9 mph.
A slight chance of showers and thunderstorms after 2pm. Sunny, with a high near 85. Southwest wind 2 to 10 mph. Chance of precipitation is 20%.
A slight chance of showers and thunderstorms before 2am, then a chance of showers and thunderstorms. Partly cloudy, with a low around 62. Chance of precipitation is 40%.
A chance of showers and thunderstorms before 2pm, then a chance of showers and thunderstorms. Mostly sunny, with a high near 81. Chance of precipitation is 40%.
A chance of showers and thunderstorms. Partly cloudy, with a low around 58. Chance of precipitation is 40%.
A slight chance of rain showers before 2pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 78. Chance of precipitation is 30%.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Tonight
Jun 8
|
Scattered Showers And Thunderstorms then Showers And Thunderstorms
|
68°F |
9 mph
S
|
|
Tuesday
Jun 9
|
Slight Chance Showers And Thunderstorms
|
86°F |
7 to 10 mph
SW
|
|
Tuesday Night
Jun 9
|
Chance Showers And Thunderstorms
|
71°F |
8 mph
SW
|
|
Wednesday
Jun 10
|
Slight Chance Showers And Thunderstorms then Mostly Sunny
|
91°F |
6 to 14 mph
SSW
|
|
Wednesday Night
Jun 10
|
Chance Showers And Thunderstorms
|
72°F |
14 mph
SSW
|
|
Thursday
Jun 11
|
Chance Showers And Thunderstorms
|
89°F |
9 to 16 mph
SSW
|
|
Thursday Night
Jun 11
|
Chance Showers And Thunderstorms then Showers And Thunderstorms
|
66°F |
9 to 16 mph
WSW
|
|
Friday
Jun 12
|
Chance Showers And Thunderstorms then Mostly Sunny
|
83°F |
6 to 10 mph
WNW
|
|
Friday Night
Jun 12
|
Mostly Clear
|
61°F |
1 to 9 mph
W
|
|
Saturday
Jun 13
|
Sunny then Slight Chance Showers And Thunderstorms
|
85°F |
2 to 10 mph
SW
|
|
Saturday Night
Jun 13
|
Slight Chance Showers And Thunderstorms
|
62°F |
3 to 9 mph
WSW
|
|
Sunday
Jun 14
|
Chance Showers And Thunderstorms
|
81°F |
3 to 10 mph
NW
|
|
Sunday Night
Jun 14
|
Chance Showers And Thunderstorms
|
58°F |
3 to 9 mph
N
|
|
Monday
Jun 15
|
Chance Showers And Thunderstorms
|
78°F |
5 to 9 mph
ESE
|
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