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 witnesses an increase in the average high-temperature, moving from a moderate 60.4°F (15.8°C) in April to a pleasant 71.1°F (21.7°C). In May, Mont Alto experiences a temperature dip to an average of 51.6°F (10.9°C) at night.Humidity
In May, the average relative humidity is 79%.Rainfall
May is the month with the most rainfall in Mont Alto. Rain falls for 17.3 days and accumulates 2.95" (75mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. May is the last month it regularly snows in Mont Alto. During 0.1 snowfall days, in May, Mont Alto aggregates 0.12" (3mm) of snow. In Mont Alto, Pennsylvania, during the entire year, snow falls for 28.8 days and aggregates up to 15.39" (391mm) of snow.Daylight
The average length of the day in May is 14h and 23min.On the first day of the month, sunrise is at 6:09 am and sunset at 8:05 pm. On the last day of May, sunrise is at 5:43 am and sunset at 8:32 pm EDT.
Sunshine
In Mont Alto, the average sunshine in May is 8.3h.UV index
In May, the average daily maximum UV index is 5. A UV Index of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for ordinary individuals.Note: The maximum UV index of 5 during May leads to these instructions:
Act with care - Obligation to protect against skin and eye damage is highlighted. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation. Take warning! The intensity of the Sun's UV radiation can be nearly amplified twice due to snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are May temperatures?
What is the average humidity in May?
What is the rainiest month?
How many days does it rain in May?
What is the last month it snows?
How many hours of daylight does Mont Alto have in May?
What time are sunrise and sunset in May?
How many hours of sunshine does Mont Alto have in May?
What is the UV index intensity in May?
Average temperature in May
Mont Alto, PA
- Average high temperature in May: 71.1°F
The warmest month (with the highest average high temperature) is July (83.8°F).
The month with the lowest average high temperature is January (35.1°F).
- Average low temperature in May: 51.6°F
The month with the highest average low temperature is July (62.4°F).
The coldest month (with the lowest average low temperature) is January (22.1°F).
Average pressure in May
Mont Alto, PA
- Average pressure in May: 30.01"Hg
The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed in May
Mont Alto, PA
- Average wind speed in May: 5.9mph
The windiest month (with the highest average wind speed) is January (7.8mph).
The calmest month (with the lowest average wind speed) is August (4.5mph).
Average humidity in May
Mont Alto, PA
- Average humidity in May: 79%
The months with the highest relative humidity are February and October (80%).
The month with the lowest relative humidity is July (75%).
Average rainfall in May
Mont Alto, PA
- Average rainfall in May: 2.95"
The wettest month (with the highest rainfall) is May (2.95").
The driest month (with the least rainfall) is January (1.85").
Average rainfall days in May
Mont Alto, PA
- Average rainfall days in May: 17.3 days
The month with the highest number of rainy days is May (17.3 days).
The month with the least rainy days is January (7.3 days).
Average snowfall in May
Mont Alto, PA
- Average snowfall in May: 0.12"
The month with the highest snowfall is January (4.92").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Mont Alto, PA
- Average snowfall days in May: 0.1 days
The month with the highest number of snowfall days is January (8.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Mont Alto, 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 18min).
The month with the least sunshine is February (Average sunshine: 4h and 24min).
Average sunshine days in May
Mont Alto, PA
- Average sunshine days in May: 11.6 days
The month with the most sunshine days is November (18.5 days).
The month with the least sunshine days is May (11.6 days).
Average UV index in May
Mont Alto, PA
- Average UV index in May: 5
The months with the highest UV index are June and July (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
Mont Alto, PA
- Average cloud cover in May: 48
The months with the most cloud cover are January, February and December (Cloud cover 52).
The month with the least cloud cover is July (Cloud cover 33).
Average visibility in May
Mont Alto, PA
- Average visibility in May: 5mi
The months with the highest visibility are April, June, July, November and December (6mi).
The months with the lowest visibility are January, February, March, May, August, September and October (5mi).
Mont Alto, Pennsylvania, USA
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