May weather forecastZelienople, PA
May
Weather in May
The last month of the spring, May, is an agreeable month in Zelienople, Pennsylvania, with temperature in the range of an average high of 71.2°F (21.8°C) and an average low of 50°F (10°C).Temperature
The transition from April to May brings a temperature rise, with average high-temperatures increasing from a refreshing 59.4°F (15.2°C) to an agreeable 71.2°F (21.8°C). May sees the temperature falling to a mean low of 50°F (10°C).Humidity
The average relative humidity in May is 78%.Rainfall
In May, the rain falls for 20.6 days. Throughout May, 3.66" (93mm) of precipitation is accumulated. In Zelienople, during the entire year, the rain falls for 184.5 days and collects up to 36.54" (928mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. May is the last month it regularly snows in Zelienople, Pennsylvania. During 0.3 snowfall days, in May, Zelienople aggregates 0.16" (4mm) of snow. Throughout the year, there are 63.9 snowfall days, and 24.06" (611mm) of snow is accumulated.Daylight
In May, the average length of the day is 14h and 29min.On the first day of the month, sunrise is at 6:17 am and sunset at 8:17 pm. On the last day of May, sunrise is at 5:51 am and sunset at 8:45 pm EDT.
Sunshine
In May, the average sunshine is 8.6h.UV index
The average daily maximum UV index in May in Zelienople is 5. A UV Index estimate of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for average individuals.Note: A typical high UV index of 5 in May suggests the following recommendations:
Make use of precautions - Shielding skin and eyes from injury is a requirement. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck. Remember to consider! The UV radiation from the Sun can be intensified nearly twice by the reflection of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Zelienople, PA
- Average high temperature in May: 71.2°F
The warmest month (with the highest average high temperature) is July (82.6°F).
The month with the lowest average high temperature is January (31.8°F).
- Average low temperature in May: 50°F
The month with the highest average low temperature is July (61°F).
The coldest month (with the lowest average low temperature) is January (19.8°F).
Average pressure in May
Zelienople, PA
- Average pressure in May: 29.99"Hg
The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in May
Zelienople, PA
- Average wind speed in May: 6.2mph
The windiest month (with the highest average wind speed) is January (8.1mph).
The calmest months (with the lowest average wind speed) are July and August (4.8mph).
Average humidity in May
Zelienople, PA
- Average humidity in May: 78%
The months with the highest relative humidity are January and February (86%).
The months with the lowest relative humidity are April, July and August (77%).
Average rainfall in May
Zelienople, PA
- Average rainfall in May: 3.66"
The wettest month (with the highest rainfall) is April (3.82").
The driest month (with the least rainfall) is November (2.24").
Average rainfall days in May
Zelienople, PA
- Average rainfall days in May: 20.6 days
The month with the highest number of rainy days is May (20.6 days).
The month with the least rainy days is January (10.3 days).
Average snowfall in May
Zelienople, PA
- Average snowfall in May: 0.16"
The month with the highest snowfall is January (6.38").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Zelienople, PA
- Average snowfall days in May: 0.3 days
The month with the highest number of snowfall days is January (17.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Zelienople, PA
- Average daylight in May: 14h and 30min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in May: 8h and 36min
The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 2h and 48min).
Average sunshine days in May
Zelienople, PA
- Average sunshine days in May: 8.1 days
The month with the most sunshine days is November (14.3 days).
The month with the least sunshine days is February (7.2 days).
Average UV index in May
Zelienople, PA
- Average UV index in May: 5
The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in May
Zelienople, PA
- Average cloud cover in May: 46
The month with the most cloud cover is January (Cloud cover 71).
The month with the least cloud cover is August (Cloud cover 34).
Average visibility in May
Zelienople, PA
- Average visibility in May: 5mi
The month with the highest visibility is April (6mi).
The months with the lowest visibility are January and February (4mi).





