Williamsport weather by month & the best time to visit
🇺🇸 United States · small town · hot-summer continental climate
The best time to visit Williamsport is May — its sunniest month (Sunshine Score 71/100), with August and June close behind. Williamsport averages about 1,944 hours of sunshine a year. Daytime highs around 22°C / 72°F and roughly 106 mm of rain in May.
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- Sun hours / year
- 1,944
- Sunniest month
- May
- Peak score
- 71/100
- Rain / year
- 1,128 mm
- Snow / year
- ≈1.7 m
- Midday UV at peak
- 7 (high)
- Population
- 29k
- Elevation
- 158 m
When is the best time to visit Williamsport?
For sunshine, the best time to visit Williamsport is May, then August and June. The dullest month is January (0/100, 69 mm of rain). The full month-by-month picture is in the table below.
How sunny is Williamsport?
Williamsport gets a moderate 1,944 hours of sunshine a year. 71 Sunshine Score points separate May (71) from January (0), so the month you pick matters. It ranks #424 of 580 destinations in United States for annual sunshine, below the national median of 2,279 hours. The year's 1,128 mm of rain spreads fairly evenly across the months, with no pronounced dry season.
Sunshine Score by month
| Month | Score | Day high | Night low | Rain | UV |
|---|---|---|---|---|---|
| January | 0 | 1° / 34°F | -7° / 19°F | 69 mm | 1 |
| February | 0 | 3° / 37°F | -7° / 19°F | 65 mm | 2 |
| March | 0 | 8° / 46°F | -2° / 28°F | 78 mm | 3 |
| April | 49 | 16° / 61°F | 3° / 37°F | 91 mm | 5 |
| May | 71 | 22° / 72°F | 10° / 50°F | 106 mm | 6 |
| June | 70 | 27° / 81°F | 15° / 59°F | 110 mm | 7 |
| July | 69 | 30° / 86°F | 18° / 64°F | 117 mm | 7 |
| August | 71 | 29° / 84°F | 17° / 63°F | 105 mm | 6 |
| September | 69 | 25° / 77°F | 13° / 55°F | 117 mm | 5 |
| October | 53 | 17° / 63°F | 6° / 43°F | 106 mm | 3 |
| November | 13 | 10° / 50°F | 1° / 34°F | 75 mm | 2 |
| December | 0 | 4° / 39°F | -4° / 25°F | 89 mm | 1 |
See Williamsport on the interactive sunshine globe →
Nearby places for sunshine
- Wilkes-Barre/Scranton United States · 101 km · best in May · 1,919 h sun/yr
- Harrisburg United States · 117 km · best in May · 2,080 h sun/yr
- Allentown/Bethlehem United States · 141 km · best in May · 2,074 h sun/yr
- Trenton United States · 208 km · best in May · 2,166 h sun/yr
- Philadelphia United States · 208 km · best in May · 2,267 h sun/yr
- Rochester United States · 218 km · best in May · 1,838 h sun/yr
Nearest destinations
- State College United States · 89 km · 2,007 h sun/yr · best in Sep
- Elmira/Corning United States · 102 km · 1,863 h sun/yr · best in May
- Binghamton United States · 133 km · 1,934 h sun/yr · best in Jul
- Lancaster United States · 135 km · 2,080 h sun/yr · best in May
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