Williamsport (PA)
May
Weather in Williamsport, Pennsylvania for May 2027
Your guide to Williamsport weather in May - trends and predictions
In general, the average temperature in Williamsport at the beginning of May is 17.9 °C. As the month progressed, temperatures tended to significantly warm up, reaching an average of 21.1 °C by the end of May.
Williamsport in May brings notable rainfall, with an average of 16 rainy days and a total precipitation of 257.8 mm.
Is May a good time to visit Williamsport? check out the best time to travel to Williamsport page.
✨ Is May a good time to visit Williamsport? – Ask the AI Weatherman
Temperatures
Rain 🌧️
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15
Dry days
16
Rainy days
0
Snow days
19°/9°
Temperatures
14 km/h
Avg max wind
79 %
Avg humidity
Williamsport Weather May
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Temperatures trend during May in Williamsport
See the weather trend as well as the moving average line
May weather in Williamsport day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| May 1 |  Patchy rain possible | 18° /7° | 1.4 mm | 5 | |
| May 2 | Patchy rain possible | 20° /8° | 1.6 mm | 5 | |
| May 3 |  Moderate rain | 18° /7° | 12.1 mm | 6 | |
| May 4 |  Heavy rain | 17° /7° | 32 mm | 5 | |
| May 5 | Moderate rain | 17° /11° | 17.4 mm | 3 | |
| May 6 | Moderate rain | 17° /10° | 13.6 mm | 3 | |
| May 7 |  Light rain | 18° /8° | 9.4 mm | 6 | |
| May 8 | Light rain | 20° /8° | 2.7 mm | 5 | |
| May 9 | Moderate rain | 11° /8° | 16.9 mm | 2 | |
| May 10 | Moderate rain | 15° /7° | 8.6 mm | 4 | |
| May 11 | Light rain shower | 15° /6° | 1.8 mm | 5 | |
| May 12 | Light rain | 18° /5° | 2.6 mm | 6 | |
| May 13 | Moderate rain | 17° /10° | 11.1 mm | 4 | |
| May 14 | Moderate rain | 15° /9° | 13.6 mm | 4 | |
| May 15 | Light rain | 17° /11° | 6 mm | 5 | |
| May 16 | Light rain | 23° /11° | 9.6 mm | 7 | |
| May 17 | Patchy light drizzle | 25° /13° | 0.3 mm | 6 | |
| May 18 |  Overcast | 20° /13° | 0.4 mm | 5 | |
| May 19 | Patchy rain possible | 24° /13° | 0.2 mm | 6 | |
| May 20 | Patchy rain possible | 23° /10° | 2.2 mm | 5 | |
| May 21 | Heavy rain | 19° /11° | 32.5 mm | 5 | |
| May 22 | Moderate rain | 20° /10° | 16.3 mm | 7 | |
| May 23 | Moderate rain | 15° /10° | 14.8 mm | 3 | |
| May 24 |  Sunny | 18° /8° | 0.5 mm | 4 | |
| May 25 |  Thundery outbreaks possible | 22° /11° | 4.9 mm | 4 | |
| May 26 |  Fog | 24° /11° | 0.6 mm | 7 | |
| May 27 | Moderate rain | 23° /13° | 10.5 mm | 5 | |
| May 28 | Light rain | 18° /9° | 5.5 mm | 6 | |
| May 29 | Light rain | 20° /8° | 5 mm | 6 | |
| May 30 | Light rain | 20° /9° | 3.8 mm | 7 | |
| May 31 |  Partly cloudy | 21° /8° | 0 mm | 7 | |
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Important Notice
Our weather forecast for Williamsport in May is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Williamsport forecast closer to your planned date for the most up-to-date weather information.
Change Month
Williamsport in May - FAQ
What are the expected maximum and minimum temperatures in Williamsport during May?
Enjoy moderate daytime temperatures of up to 19° and cooler nights around 9°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Williamsport during May?
Significant rainfall exceeding 257.8 mm is expected in Williamsport during May, occurring over more than 16 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Williamsport during May?
The average wind speed in Williamsport during May is 14 km/h, suggesting breezy to windy conditions, depending on your activities.
May rainfall patterns in Williamsport
Explore the daily rainfall trends and prepare for Williamsports May weather 💧
Typically, Williamsport has 16 rainy days in May with a total of 257.8 mm of rainfall.
UV exposure in Williamsport during May
Stay informed about UV levels for safe outdoor activities throughout the month of May ☀️
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