Williamsport (PA)
10 day weather forecast for Williamsport
Saturday, September 19th, 2026, at 07:39 PM
today
21° 11°
tomorrow
18° 14°
Monday
20° 12°
Tuesday
13° 10°
Wednesday
10° 8°
Thursday
11° 9°
Friday
12° 10°
Seemore
Williamsport Weather Pages
Williamsport weather forecast
The weather forecast for Williamsport over the next 3 days indicates wet and rainy conditions with temperatures ranging from 18 °F to 21 °F.
Rain is expected from Sunday until Wednesday, accompanied by a gentle breeze.
On Tuesday, expect a change in weather with temperatures reaching 13°C, and heavy rain with a 94% probability, accumulating nearly 11.75mm.
Williamsport 14 days weather forecast
This weeks weather in Williamsport. Click on a date for detailed forecasts
Sat. 19
21°
11°
0 mm
Sun. 20
18°
14°
13.5 mm
Mon. 21
20°
12°
2.7 mm
Tue. 22
13°
10°
11.8 mm
Wed. 23
10°
8°
7 mm
Thu. 24
11°
9°
9.3 mm
Fri. 25
12°
10°
4.3 mm
Sat. 26
19°
7°
0 mm
Sun. 27
18°
8°
0 mm
Mon. 28
20°
7°
0 mm
Tue. 29
21°
8°
0 mm
Wed. 30
18°
10°
0 mm
Thu. 1
18°
11°
0 mm
Fri. 2
18°
9°
0 mm
Further Ahead
You can click on date
Access Williamsport weather forecasts with a simple click. Select any date for comprehensive insights on temperature, rainfall, and wind conditions.
Williamsport long range weather forecast
30 day weather forecast for Williamsport
Important Notice
Our Williamsport long range weather forecast is based on historical data analysis rather than real-time forecasting models. While this provides a general outlook, weather conditions can change. We recommend checking the forecast closer to your planned date for the most current information.
Rain Forecast for the Next 14 Days in Williamsport
The chart displays the expected rainfall values (in mm) over the next 14 days in Williamsport, highlighting variations in precipitation levels for specific dates. ☔
Williamsport Wind Speed Forecast Chart
This chart illustrates the projected daily max wind speed (in km) in Williamsport over the next two weeks, providing insights into periods of increased or decreased wind activity. 🌀
Frequently asked questions about the weather in Williamsport
How warm is it in Williamsport over the next 14 days?
Over the next two weeks, temperatures in Williamsport are expected to range from around 7 °F on the coldest nights up to about 21 °F on the warmest days. Use this range to plan what to pack and wear.
Will it rain in Williamsport in the next two weeks?
Yes - rain is expected on about 7 of the next 14 days in Williamsport, with roughly 48.6 mm of rainfall in total. It is worth keeping an umbrella or raincoat handy.
How windy is it in Williamsport?
Maximum wind speeds in Williamsport are forecast to reach about 13 km/h at their peak over the next 14 days.
When is the best time to visit Williamsport?
For a month-by-month look at temperatures and rainfall, see our best time to visit Williamsport guide.
How accurate is the 14-day forecast for Williamsport?
Our Williamsport forecast uses leading meteorological models and is most reliable over the next few days. Long-range days beyond a week show general trends and can change, so check back closer to the date for updates.
Quick links
More Williamsport weather pages
You are here
Where is Williamsport?Get accurate weather forecasts for Williamsport, located at latitude 41.241 and longitude -77.001. Stay updated with localized weather information tailored for Williamsport.
Found a mistake?
We appreciate your attention to details. Tell us here.