May weather forecast and climate
Williamsport, PA

What is the temperature in May in Williamsport?

In Williamsport, in May, the average high-temperature is 71.4°F (21.9°C), and the average low-temperature is 47.8°F (8.8°C).

How many days does it rain in May in Williamsport?

In Williamsport, Pennsylvania, in May, it is raining for 13.3 days, with typically 3.7" (93mm) of accumulated precipitation.

Does it snow in Williamsport in May?

In May, it doesn't snow. April is the latest month when it typically snows.
Average temperature in May - Williamsport, PA
  • Average high temperature in May: 71.5°F

The warmest month (with the highest average high temperature) is July (83.6°F).
The month with the lowest average high temperature is January (34.2°F).

  • Average low temperature in May: 47.9°F

The month with the highest average low temperature is July (61.9°F).
The coldest month (with the lowest average low temperature) is January (19.3°F).

Average rainfall in May - Williamsport, PA
  • Average rainfall in May: 3.7"

The wettest month (with the highest rainfall) is July (4.3").
The driest month (with the lowest rainfall) is February (2.3").

Average rainfall days in May - Williamsport, PA
  • Average rainfall days in May: 13.3 days

The month with the highest number of rainy days is May (13.3 days).
The month with the lowest number of rainy days is February (9.7 days).

Average snowfall in May - Williamsport, PA
  • Average snowfall in May: 0"

The month with the highest snowfall is January (10.5").
Months with the lowest snowfall are May, June, July, August and September (0").

Average snowfall days in May - Williamsport, PA
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is January (7.4 days).
Months with the lowest number of snowfall days are May, June, July, August and September (0 days).

Average daylight in May - Williamsport, PA
  • Average daylight in May: 14.5h

The month with the longest days is June (Average daylight: 15.1h).
The month with shortest days is December (Average daylight: 9.3h).

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