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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Overnight
Cloudy
Friday
Cloudy then Scattered Rain Showers
Friday Night
Chance Rain Showers
Saturday
Partly Sunny
Saturday Night
Mostly Clear then Areas Of Frost
Sunday
Areas Of Frost then Mostly Sunny
Detailed Forecast |
|
|---|---|
| Overnight | Cloudy, with a low around 47. Southeast wind around 8 mph. |
| Friday | Scattered rain showers after noon. Cloudy, with a high near 58. Southeast wind 7 to 14 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible. |
| Friday Night | A chance of rain showers before 2am. Mostly cloudy, with a low around 44. West wind 3 to 9 mph. Chance of precipitation is 60%. New rainfall amounts less than a tenth of an inch possible. |
| Saturday | Partly sunny, with a high near 60. West wind 6 to 17 mph, with gusts as high as 26 mph. |
| Saturday Night | Areas of frost after 4am. Mostly clear, with a low around 34. West wind 3 to 16 mph, with gusts as high as 24 mph. |
| Sunday | Areas of frost before 7am. Mostly sunny, with a high near 58. |
| Sunday Night | Areas of frost after 4am. Mostly clear, with a low around 35. |
| Monday | Areas of frost before 7am. Sunny, with a high near 62. |
| Monday Night | Mostly clear, with a low around 37. |
| Tuesday | A slight chance of rain showers after 2pm. Partly sunny, with a high near 67. |
| Tuesday Night | Rain showers likely. Mostly cloudy, with a low around 46. Chance of precipitation is 70%. |
| Wednesday | Rain showers likely. Partly sunny, with a high near 60. Chance of precipitation is 70%. |
| Wednesday Night | A chance of rain showers before 8pm. Mostly clear, with a low around 33. Chance of precipitation is 40%. |
| Thursday | Sunny, with a high near 57. |
