Weather information for the Williamsport area is provided below. Average temperatures, climate details and current forecasts are included!
Climate
Monthly average temperatures and precipitation for Williamsport are shown below.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
| Avg. High | 34° | 36° | 47° | 60° | 71° | 78° | 84° | 81° | 74° | 62° | 48° | 37° |
| Avg. Low | 17° | 18° | 28° | 38° | 47° | 56° | 61° | 60° | 54° | 41° | 34° | 24° |
| Daily Avg | 25° | 28° | 38° | 48° | 60° | 68° | 72° | 71° | 64° | 52° | 42° | 31° |
| Avg. Precip. | 2.5 in | 2.8 in | 3.3 in | 3.3 in | 3.9 in | 4.3 in | 4.0 in | 3.4 in | 3.4 in | 3.3 in | 3.7 in | 3.0 in |
| Note: All temperatures are in degrees Fahrenheit. | ||||||||||||
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Today
Rain
Tonight
Rain
Thursday
Mostly Cloudy
Thursday Night
Mostly Cloudy
Friday
Mostly Sunny
Friday Night
Chance Rain Showers then Slight Chance Rain And Snow Showers
Detailed Forecast |
|
|---|---|
| Today | Rain before 4pm, then rain and a slight chance of thunderstorms. Cloudy, with a high near 57. Southeast wind 15 to 18 mph, with gusts as high as 31 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible. |
| Tonight | Rain and a slight chance of thunderstorms before 1am, then rain showers likely. Cloudy, with a low around 40. Southwest wind 7 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between three quarters and one inch possible. |
| Thursday | Mostly cloudy, with a high near 43. West wind 9 to 21 mph, with gusts as high as 39 mph. New rainfall amounts less than a tenth of an inch possible. |
| Thursday Night | Mostly cloudy, with a low around 28. Northwest wind 15 to 23 mph, with gusts as high as 41 mph. |
| Friday | Mostly sunny, with a high near 47. West wind 9 to 13 mph, with gusts as high as 23 mph. |
| Friday Night | A chance of rain showers between 7pm and 4am, then a slight chance of rain and snow showers. Mostly cloudy, with a low around 31. Chance of precipitation is 30%. New snow accumulation of less than half an inch possible. |
| Saturday | A slight chance of rain and snow showers before 7am. Mostly sunny, with a high near 41. New snow accumulation of less than half an inch possible. |
| Saturday Night | Partly cloudy, with a low around 26. |
| Sunday | A slight chance of rain and snow showers after 2pm. Partly sunny, with a high near 44. |
| Sunday Night | A slight chance of rain and snow showers before 8pm. Partly cloudy, with a low around 28. |
| Monday | Mostly sunny, with a high near 49. |
| Monday Night | Partly cloudy, with a low around 33. |
| Tuesday | Mostly sunny, with a high near 61. |
| Tuesday Night | Partly cloudy, with a low around 38. |
