Irwin weather in May (Pennsylvania, United States of America)
What's the typical weather in Irwin for May? This guide provides the necessary weather information for your travel plans.
Temperatures
The typical weather for May in Irwin includes high temperatures and high rainfall. During the daylight hours, temperatures often reach 23°C. After dark they usually decrease to around 10°C.
Precipitation
Irwin in May usually receives high rainfall, averaging around 111 mm for the month. When we look at the climate data from the last 30 years, you can expect around 16 days of rain.Average sunshine
There are approximately 217 hours of sunshine this month, meaning plenty of sunny days and a vibrant atmosphere.If your ideal day consists of dry skies and moderate temperatures September generally stands out with the best circumstances. While January, February, March and December tend to showcase less optimal conditions.
For an in-depth look at the yearly conditions, visit our specialized Irwin climate page with graphs.
Irwin, monthly averages in May
Min Temperature
10°C
Max Temperature
23°C
Chance of Rain
54%
Precipitation
111 mm
Rainy days
16 days
Humidity
63% *
Sunshine
217 hours *
Percentage Sunshine
48% *
Where to go in the United States of America in May
Find out more about the weather in the United States of America and which places have the best travel conditions in this month.
perfect weather
pleasant
tolerable
unpleasant
poor
So, what should you wear in this month?
For visitors traveling to Irwin, we recommend wearing layers. So maybe a skirt, t-shirt, shorts for during the day and jeans and a warm jacket for some days and evenings. Bring a rain jacket in case it rains during your stay. Plan on layering your clothes.What To Do
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Interested in more climate information?
This site provides you with all the information you need about the climate in Irwin.
Our site offers climate and forecast data for every country in the world. Are you going to the United States of America? On this website you can find historical weather averages for many cities in the United States of America. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.
