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
May's arrival signals a temperature shift, moving from a mild 60.4°F (15.8°C) in April to a pleasant 72.1°F (22.3°C). Horning's nighttime temperature during May is consistently averaged at a cool 51.4°F (10.8°C).Humidity
The average relative humidity in May is 77%.Rainfall
The month with the most rainfall is May, when the rain falls for 15 days and typically aggregates up to 1.26" (32mm) of precipitation.Snowfall
January through May, October through December are months with snowfall in Horning. May is the last month it regularly snows in Horning. During 0.2 snowfall days, in May, Horning aggregates 0.04" (1mm) of snow. In Horning, during the entire year, snow falls for 50 days and aggregates up to 6.69" (170mm) of snow.Daylight
The average length of the day in May in Horning is 14h and 26min.On the first day of May, sunrise is at 6:18 am and sunset at 8:15 pm. On the last day of the month, sunrise is at 5:52 am and sunset at 8:43 pm EDT.
Sunshine
In May, the average sunshine is 8.9h.UV index
The months with the highest UV index in Horning are May through August, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV rays for average individuals.Note: The maximum UV index of 6 during May translates into these guidelines:
Implement preventive steps and embrace sun safety standards. Protection from skin and eye distress is compulsory. Avoid direct Sun exposure and seek shade between 10 a.m. and 4 p.m., when UV radiation is at its peak, but keep in mind that not all shade structures provide complete protection. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes. Stay alert! Snow's reflective properties can almost double the UV radiation from the Sun.
Frequently asked questions
What are the temperatures in Horning in May?
What is the average humidity in May in Horning?
What is the rainiest month in Horning?
How many days does it rain in May in Horning?
What is the last month it snows in Horning?
How many hours of daylight does Horning have in May?
When are sunrise and sunset in May in Horning?
How many hours of sunshine does Horning have in May?
What are the months with the highest UV index in Horning?
What is the UV index reading in May in Horning?
Average temperature in May
Horning, PA
- Average high temperature in May: 72.1°F
The warmest month (with the highest average high temperature) is July (83.3°F).
The month with the lowest average high temperature is January (33.4°F).
- Average low temperature in May: 51.4°F
The month with the highest average low temperature is July (62.6°F).
The coldest month (with the lowest average low temperature) is January (20.7°F).
Average pressure in May
Horning, PA
- Average pressure in May: 30"Hg
The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed in May
Horning, PA
- Average wind speed in May: 6mph
The windiest month (with the highest average wind speed) is January (8mph).
The calmest month (with the lowest average wind speed) is August (4.7mph).
Average humidity in May
Horning, PA
- Average humidity in May: 77%
The month with the highest relative humidity is February (85%).
The month with the lowest relative humidity is August (74%).
Average rainfall in May
Horning, PA
- Average rainfall in May: 1.26"
The wettest month (with the highest rainfall) is May (1.26").
The driest months (with the least rainfall) are September and November (0.55").
Average rainfall days in May
Horning, PA
- Average rainfall days in May: 15 days
The month with the highest number of rainy days is May (15 days).
The month with the least rainy days is February (7.1 days).
Average snowfall in May
Horning, PA
- Average snowfall in May: 0.04"
The months with the highest snowfall are January and February (1.65").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Horning, PA
- Average snowfall days in May: 0.2 days
The month with the highest number of snowfall days is January (14.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Horning, PA
- Average daylight in May: 14h and 2min
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 24min).
- Average sunshine in May: 8h and 5min
The month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 0min).
Average sunshine days in May
Horning, PA
- Average sunshine days in May: 12.3 days
The month with the most sunshine days is November (19.6 days).
The month with the least sunshine days is May (12.3 days).
Average UV index in May
Horning, PA
- Average UV index in May: 6
The months with the highest UV index are May, June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in May
Horning, PA
- Average cloud cover in May: 44
The month with the most cloud cover is January (Cloud cover 69).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility in May
Horning, PA
- Average visibility in May: 5mi
The months with the highest visibility are April, June, July, August and November (6mi).
The months with the lowest visibility are January, February, March, May, September, October and December (5mi).
Horning, Pennsylvania, USA
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