Contents
- Weather in May
- Frequently asked questions
- Average temperature in May
- Average pressure in May
- Average wind speed in May
- Average humidity in May
- Average rainfall in May
- Average rainfall days in May
- Average snowfall in May
- Average snowfall days in May
- Average daylight in May
- Average sunshine in May
- Average sunshine days in May
- Average UV index in May
- Average cloud cover in May
- Average visibility in May
Weather in May
Temperature
An increase in the average high-temperature marks May, moving from April's moderate 56.5°F (13.6°C) to a pleasant 68.4°F (20.2°C). In May, Waller experiences an average nighttime temperature of 48.7°F (9.3°C).Humidity
In May, the average relative humidity in Waller is 80%.Rainfall
The wettest months are April and May, with an average 2.99" (76mm) of rainfall.Snowfall
January through May, October through December are months with snowfall in Waller. May is the last month it regularly snows. During 0.3 snowfall days, in May, Waller aggregates 0.28" (7mm) of snow. In Waller, during the entire year, snow falls for 47.6 days and aggregates up to 22.91" (582mm) of snow.Daylight
In May, the average length of the day in Waller, Pennsylvania, is 14h and 31min.On the first day of May, sunrise is at 6:02 am and sunset at 8:03 pm. On the last day of the month, sunrise is at 5:35 am and sunset at 8:31 pm EDT.
Sunshine
The average sunshine in May is 8.2h.UV index
The months with the highest UV index in Waller are May through August, with an average maximum UV index of 5. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for ordinary individuals.Note: A maximum UV index of 5 in May translates into the following recommendations:
Adopt protective measures - Suggestions to resist sunburn are offered. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. Experience reduced UV exposure by about half when donning a wide-brim hat. Notice this! Nearly double the intensity of the Sun's UV radiation can be caused by snow reflection.
Frequently asked questions
What is the temperature in May in Waller?
What is the average humidity in May in Waller?
What is the wettest month in Waller?
How much does it rain in Waller in May?
What is the last month it snows in Waller?
What is the average length of the day in May in Waller?
When is the sunrise / sunset in May in Waller?
How long on average sun shines in May in Waller?
What are the months with the highest UV index in Waller?
What is the UV index reading in May in Waller?
Average temperature in May
Waller, PA
- Average high temperature in May: 68.4°F
The warmest month (with the highest average high temperature) is July (81.3°F).
The month with the lowest average high temperature is January (31.8°F).
- Average low temperature in May: 48.7°F
The month with the highest average low temperature is July (59.5°F).
The coldest month (with the lowest average low temperature) is January (19°F).
Average pressure in May
Waller, PA
- Average pressure in May: 30.01"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
Waller, PA
- Average wind speed in May: 6.4mph
The windiest months (with the highest average wind speed) are March and April (8.1mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).
Average humidity in May
Waller, PA
- Average humidity in May: 80%
The month with the highest relative humidity is February (83%).
The month with the lowest relative humidity is April (77%).
Average rainfall in May
Waller, PA
- Average rainfall in May: 2.99"
The wettest months (with the highest rainfall) are April and May (2.99").
The driest month (with the least rainfall) is September (2.05").
Average rainfall days in May
Waller, PA
- Average rainfall days in May: 17.8 days
The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is January (9.3 days).
Average snowfall in May
Waller, PA
- Average snowfall in May: 0.28"
The month with the highest snowfall is January (5.94").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Waller, PA
- Average snowfall days in May: 0.3 days
The month with the highest number of snowfall days is January (12.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Waller, PA
- Average daylight in May: 14h and 3min
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 1min
The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is February (Average sunshine: 3h and 48min).
Average sunshine days in May
Waller, PA
- Average sunshine days in May: 10.4 days
The month with the most sunshine days is November (16.3 days).
The month with the least sunshine days is February (9.8 days).
Average UV index in May
Waller, PA
- Average UV index in May: 5
The months with the highest UV index are May, June, July and August (UV index 5).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in May
Waller, PA
- Average cloud cover in May: 49
The months with the most cloud cover are February and December (Cloud cover 58).
The month with the least cloud cover is July (Cloud cover 35).
Average visibility in May
Waller, PA
- Average visibility in May: 5mi
The month with the highest visibility is April (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September, October, November and December (5mi).
Waller, Pennsylvania, USA
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