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 shift into May brings an increase in the average high-temperature, moving from a mild 59.5°F (15.3°C) in April to an agreeable 71.2°F (21.8°C). May nights in East Rochester experience a consistent temperature drop to a cool 50.2°F (10.1°C).Humidity
In May, the average relative humidity is 78%.Rainfall
In East Rochester, in May, it is raining for 18.1 days, with typically 2.2" (56mm) of accumulated precipitation. Throughout the year, in East Rochester, there are 168.7 rainfall days, and 21.22" (539mm) of precipitation is accumulated.Snowfall
In East Rochester, snow does not fall in May through September.Daylight
The average length of the day in May is 14h and 28min.On the first day of May, sunrise is at 6:18 am and sunset at 8:17 pm. On the last day of the month, sunrise is at 5:52 am and sunset at 8:45 pm EDT.
Sunshine
In May, the average sunshine in East Rochester is 8.8h.UV index
In May, the average daily maximum UV index is 5. A UV Index reading of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The daily high UV index of 5 in May translates into this advice:
Be vigilant - A duty to shield skin and eyes from injury exists. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses. Take careful note! The UV radiation of the Sun can be nearly doubled by snow reflection.
Frequently asked questions
What are the temperatures in East Rochester in May?
What is the average humidity in May in East Rochester?
How much does it rain in East Rochester in May?
When it does not snow in East Rochester?
Does it snow in East Rochester in May?
How many hours of daylight does East Rochester have in May?
What time are sunrise and sunset in May in East Rochester?
How long on average sun shines in May in East Rochester?
What is the UV index intensity in May in East Rochester?
Average temperature in May
East Rochester, PA
- Average high temperature in May: 71.2°F
The warmest month (with the highest average high temperature) is July (82.8°F).
The month with the lowest average high temperature is January (32.5°F).
- Average low temperature in May: 50.2°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 (19.8°F).
Average pressure in May
East Rochester, PA
- Average pressure in May: 29.99"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
East Rochester, PA
- Average wind speed in May: 6.1mph
The windiest month (with the highest average wind speed) is January (8.1mph).
The calmest months (with the lowest average wind speed) are July and August (4.8mph).
Average humidity in May
East Rochester, PA
- Average humidity in May: 78%
The month with the highest relative humidity is February (86%).
The months with the lowest relative humidity are April, July and August (77%).
Average rainfall in May
East Rochester, PA
- Average rainfall in May: 2.2"
The wettest month (with the highest rainfall) is June (2.32").
The driest month (with the least rainfall) is November (1.1").
Average rainfall days in May
East Rochester, PA
- Average rainfall days in May: 18.1 days
The month with the highest number of rainy days is May (18.1 days).
The month with the least rainy days is January (10 days).
Average snowfall in May
East Rochester, PA
- Average snowfall in May: 0"
The month with the highest snowfall is January (3.11").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in May
East Rochester, PA
- Average snowfall days in May: 0.2 days
The month with the highest number of snowfall days is January (17.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
East Rochester, PA
- Average daylight in May: 14h and 3min
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 18min).
- 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: 2h and 54min).
Average sunshine days in May
East Rochester, PA
- Average sunshine days in May: 10.5 days
The month with the most sunshine days is November (15.1 days).
The month with the least sunshine days is February (8.3 days).
Average UV index in May
East Rochester, PA
- Average UV index in May: 5
The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in May
East Rochester, PA
- Average cloud cover in May: 45
The month with the most cloud cover is January (Cloud cover 70).
The month with the least cloud cover is August (Cloud cover 34).
Average visibility in May
East Rochester, PA
- Average visibility in May: 5mi
The month with the highest visibility is April (6mi).
The months with the lowest visibility are January and February (4mi).
East Rochester, Pennsylvania, USA
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