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
Pontiac's transition into May is marked by a rise in the average high-temperature, advancing from a cool 51.4°F (10.8°C) in April to an enjoyable 64.2°F (17.9°C). May's average low-temperature reading in Pontiac settles at a frosty 47.7°F (8.7°C).Humidity
In Pontiac, New York, the average relative humidity in May is 79%.Rainfall
In Pontiac, in May, during 16.4 rainfall days, 2.48" (63mm) of precipitation is typically accumulated. In Pontiac, during the entire year, the rain falls for 160.5 days and collects up to 24.17" (614mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. May is the last month it regularly snows. During 0.4 snowfall days, in May, Pontiac aggregates 0.2" (5mm) of snow. Throughout the year, in Pontiac, there are 62.9 snowfall days, and 19.65" (499mm) of snow is accumulated.Daylight
In Pontiac, the average length of the day in May is 14h and 38min.On the first day of the month, sunrise is at 6:09 am and sunset at 8:16 pm. On the last day of May, in Pontiac, sunrise is at 5:40 am and sunset at 8:46 pm EDT.
Sunshine
The average sunshine in May in Pontiac, New York, is 8.9h.UV index
In Pontiac, the average daily maximum UV index in May is 5. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for the average person.Note: An average UV index of 5 in May transforms into this advice:
Put precautions into practice - Protective measures against sun-induced damage are advised. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. Employ a wide-brim hat for potent defense against up to 50% of UV rays. Be aware! The intensity of the Sun's UV radiation can be amplified nearly twice due to snow reflection.
Frequently asked questions
What is the average May temperature in Pontiac?
What is the average humidity in May in Pontiac?
How many days does it rain in May in Pontiac?
What is the last month it snows in Pontiac?
What is the average length of the day in May in Pontiac?
When are sunrise and sunset in May in Pontiac?
How many hours of sunshine does Pontiac have in May?
What is the UV index reading in May in Pontiac?
Average temperature in May
Pontiac, NY
- Average high temperature in May: 64.2°F
The warmest month (with the highest average high temperature) is July (77.2°F).
The month with the lowest average high temperature is January (28.8°F).
- Average low temperature in May: 47.7°F
The month with the highest average low temperature is July (61.3°F).
The coldest month (with the lowest average low temperature) is January (18.9°F).
Average pressure in May
Pontiac, NY
- Average pressure in May: 29.99"Hg
The month with the highest atmospheric pressure is November (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in May
Pontiac, NY
- Average wind speed in May: 8.1mph
The windiest month (with the highest average wind speed) is January (11.8mph).
The calmest month (with the lowest average wind speed) is July (6.9mph).
Average humidity in May
Pontiac, NY
- Average humidity in May: 79%
The month with the highest relative humidity is February (87%).
The months with the lowest relative humidity are August and September (78%).
Average rainfall in May
Pontiac, NY
- Average rainfall in May: 2.48"
The wettest month (with the highest rainfall) is July (2.52").
The driest month (with the least rainfall) is January (1.54").
Average rainfall days in May
Pontiac, NY
- Average rainfall days in May: 16.4 days
The months with the highest number of rainy days are July and October (18.1 days).
The month with the least rainy days is February (7 days).
Average snowfall in May
Pontiac, NY
- Average snowfall in May: 0.2"
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
Pontiac, NY
- Average snowfall days in May: 0.4 days
The month with the highest number of snowfall days is January (15.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Pontiac, NY
- Average daylight in May: 14h and 4min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in May: 8h and 5min
The month with the most sunshine is August (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 2h and 24min).
Average sunshine days in May
Pontiac, NY
- Average sunshine days in May: 12.6 days
The month with the most sunshine days is March (13 days).
The month with the least sunshine days is January (8.3 days).
Average UV index in May
Pontiac, NY
- Average UV index in May: 5
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in May
Pontiac, NY
- Average cloud cover in May: 42
The month with the most cloud cover is January (Cloud cover 76).
The month with the least cloud cover is August (Cloud cover 29).
Average visibility in May
Pontiac, NY
- Average visibility in May: 6mi
The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January and February (5mi).
Pontiac, New York, USA
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