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 escalation in the average high-temperature is seen with the onset of May, moving from a moderate 56.5°F (13.6°C) in April to a pleasant 68.2°F (20.1°C). Montgomery's average low-temperature during May nights is observed to be a frosty 48°F (8.9°C).Humidity
The average relative humidity in May in Montgomery is 80%.Rainfall
In May, the rain falls for 18.3 days. Throughout May, 2.8" (71mm) of precipitation is accumulated. In Montgomery, during the entire year, the rain falls for 168 days and collects up to 27.32" (694mm) of precipitation.Snowfall
January through May, October through December are months with snowfall in Montgomery, Pennsylvania. May is the last month it regularly snows. During 0.2 snowfall days, in May, Montgomery aggregates 0.08" (2mm) of snow. In Montgomery, during the entire year, snow falls for 48.3 days and aggregates up to 17.68" (449mm) of snow.Daylight
The average length of the day in May in Montgomery, Pennsylvania, is 14h and 31min.On the first day of May, sunrise is at 6:04 am and sunset at 8:05 pm. On the last day of the month, sunrise is at 5:37 am and sunset at 8:33 pm EDT.
Sunshine
The average sunshine in May in Montgomery is 8.3h.UV index
In Montgomery, the average daily maximum UV index in May is 5. A UV Index value of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for the ordinary person.Note: An average maximum UV index of 5 in May leads to these recommendations:
Adopt protective measures - Suggestions to resist sunburn are offered. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat. Mind you! Snow reflection can increase the intensity of the Sun's UV radiation nearly twofold.
Frequently asked questions
What are May temperatures in Montgomery?
What is the average humidity in May in Montgomery?
How many days does it rain in May in Montgomery?
What is the last month it snows in Montgomery?
What is the average length of the day in May in Montgomery?
When is the sunrise / sunset in May in Montgomery?
How many hours of sunshine does Montgomery have in May?
What is the UV index intensity in May in Montgomery?
Average temperature in May
Montgomery, PA
- Average high temperature in May: 68.2°F
The warmest month (with the highest average high temperature) is July (81.7°F).
The month with the lowest average high temperature is January (30.9°F).
- Average low temperature in May: 48°F
The month with the highest average low temperature is July (59.2°F).
The coldest month (with the lowest average low temperature) is January (19°F).
Average pressure in May
Montgomery, 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
Montgomery, PA
- Average wind speed in May: 6.2mph
The windiest month (with the highest average wind speed) is April (7.8mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).
Average humidity in May
Montgomery, 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
Montgomery, PA
- Average rainfall in May: 2.8"
The wettest month (with the highest rainfall) is April (2.83").
The driest month (with the least rainfall) is November (1.77").
Average rainfall days in May
Montgomery, PA
- Average rainfall days in May: 18.3 days
The month with the highest number of rainy days is May (18.3 days).
The month with the least rainy days is February (9.7 days).
Average snowfall in May
Montgomery, PA
- Average snowfall in May: 0.08"
The month with the highest snowfall is February (5.43").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Montgomery, PA
- Average snowfall days in May: 0.2 days
The month with the highest number of snowfall days is January (12.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Montgomery, 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 2min
The month with the most sunshine is July (Average sunshine: 10h and 18min).
The months with the least sunshine are January and February (Average sunshine: 3h and 54min).
Average sunshine days in May
Montgomery, PA
- Average sunshine days in May: 10.3 days
The month with the most sunshine days is November (15.2 days).
The month with the least sunshine days is February (10 days).
Average UV index in May
Montgomery, PA
- Average UV index in May: 5
The month with the highest UV index is June (UV index 6).
The months with the lowest UV index are January, February, March, October, November and December (UV index 2).
Average cloud cover in May
Montgomery, PA
- Average cloud cover in May: 48
The months with the most cloud cover are January, February and December (Cloud cover 58).
The month with the least cloud cover is July (Cloud cover 34).
Average visibility in May
Montgomery, 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).
Montgomery, Pennsylvania, USA
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