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
The onset of May marks an increase in the average high-temperature, moving from an enjoyable 61°F (16.1°C) in April to an agreeable 71.2°F (21.8°C). During the month of May, the temperature falls to an average of 54°F (12.2°C).Humidity
The average relative humidity in May in Harmony Hill is 78%.Rainfall
In Harmony Hill, in May, it is raining for 14 days, with typically 1.46" (37mm) of accumulated precipitation. In Harmony Hill, during the entire year, the rain falls for 128.5 days and collects up to 14.92" (379mm) of precipitation.Snowfall
January through May, November and December are months with snowfall. May is the last month it regularly snows. During 0.1 snowfall days, in May, Harmony Hill aggregates 0.08" (2mm) of snow. In Harmony Hill, during the entire year, snow falls for 18.1 days and aggregates up to 5.43" (138mm) of snow.Daylight
The average length of the day in May is 14h and 25min.On the first day of the month, sunrise is at 6:01 am and sunset at 7:57 pm. On the last day of May, sunrise is at 5:36 am and sunset at 8:25 pm EDT.
Sunshine
In Harmony Hill, the average sunshine in May is 8.3h.UV index
May through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV radiation for the average person.Note: A maximum high daily UV index of 6 during May translates into the following directions:
Shield from overexposure. Defense against sun-related harm is required. Stay in the shade and limit sun exposure from 10 a.m. to 4 p.m., when UV radiation is most potent. Keep in mind that shade structures like parasols or canopies do not offer full protection. To cut down UV radiation exposure by about half, sport a wide-brim hat. Pay attention! The reflection of snow can enhance the Sun's UV radiation almost double.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in May?
What is the average humidity in May?
How much does it rain in May?
What is the last month it snows?
How many hours of daylight does Harmony Hill have in May?
What time are sunrise and sunset in May?
How long on average sun shines in May in Harmony Hill?
What are the months with the highest UV index?
What is the UV index reading in May?
Average temperature in May
Harmony Hill, PA
- Average high temperature in May: 71.2°F
The warmest month (with the highest average high temperature) is July (84.9°F).
The month with the lowest average high temperature is January (36.5°F).
- Average low temperature in May: 54°F
The month with the highest average low temperature is July (67.1°F).
The coldest month (with the lowest average low temperature) is January (24.4°F).
Average pressure in May
Harmony Hill, PA
- Average pressure in May: 30.01"Hg
The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in May
Harmony Hill, PA
- Average wind speed in May: 6.6mph
The windiest month (with the highest average wind speed) is March (8.6mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).
Average humidity in May
Harmony Hill, PA
- Average humidity in May: 78%
The months with the highest relative humidity are February and October (79%).
The month with the lowest relative humidity is April (73%).
Average rainfall in May
Harmony Hill, PA
- Average rainfall in May: 1.46"
The wettest month (with the highest rainfall) is August (2.01").
The driest month (with the least rainfall) is January (0.83").
Average rainfall days in May
Harmony Hill, PA
- Average rainfall days in May: 14 days
The month with the highest number of rainy days is July (15.3 days).
The month with the least rainy days is January (5.7 days).
Average snowfall in May
Harmony Hill, PA
- Average snowfall in May: 0.08"
The month with the highest snowfall is March (1.54").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days in May
Harmony Hill, PA
- Average snowfall days in May: 0.1 days
The month with the highest number of snowfall days is January (5.5 days).
The months with the least snowfall days are June, July, August, September and October (0 days).
Average daylight in May /
Average sunshine in May
Harmony Hill, 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 2min
The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).
Average sunshine days in May
Harmony Hill, PA
- Average sunshine days in May: 13.9 days
The month with the most sunshine days is November (21.7 days).
The month with the least sunshine days is August (13.1 days).
Average UV index in May
Harmony Hill, PA
- Average UV index in May: 6
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in May
Harmony Hill, PA
- Average cloud cover in May: 48
The month with the most cloud cover is February (Cloud cover 49).
The month with the least cloud cover is July (Cloud cover 32).
Average visibility in May
Harmony Hill, PA
- Average visibility in May: 5mi
The months with the highest visibility are January, February, March, April, June, July, August, October, November and December (6mi).
The months with the lowest visibility are May and September (5mi).
Harmony Hill, Pennsylvania, USA
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