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
Callery experiences a temperature shift with the start of May, with average high-temperatures moving from a refreshing 59.4°F (15.2°C) in April to an agreeable 71.2°F (21.8°C). In May, Callery experiences an average nighttime temperature of 50°F (10°C).Humidity
In Callery, 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. Throughout the year, there are 184.5 rainfall days, and 36.54" (928mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. May is the last month it regularly snows. During 0.3 snowfall days, in May, Callery 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 Callery, the average length of the day in May is 14h and 28min.On the first day of May, sunrise is at 6:17 am and sunset at 8:16 pm. On the last day of the month, sunrise is at 5:51 am and sunset at 8:44 pm EDT.
Sunshine
The average sunshine in May is 8.6h.UV index
The average daily maximum UV index in May 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 daily high UV index of 5 in May leads to these guidelines:
Exercise prevention - Protecting skin and eyes from harm is required. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly. Mark this! Snow reflection can nearly double the UV radiation intensity from the Sun.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Callery in May?
What is the average humidity in May?
How much does it rain in May?
What is the last month it snows?
What is the average length of the day in May?
When are sunrise and sunset in May?
How long on average sun shines in May?
What is the UV index reading in May?
Average temperature in May
Callery, 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
Callery, 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
Callery, 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
Callery, 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
Callery, 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
Callery, 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
Callery, 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
Callery, 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
Callery, PA
- Average daylight in May: 14h and 3min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in May: 8h and 4min
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
Callery, 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
Callery, 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
Callery, 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
Callery, 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).
Callery, Pennsylvania, USA
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