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 from April to May brings an increase in the average high-temperature, moving from a cool 53.2°F (11.8°C) to a refreshing 65.1°F (18.4°C). Parma's May nights cool down to an average low-temperature of 50.7°F (10.4°C).Humidity
The average relative humidity in May is 78%.Rainfall
The month with the most rainfall is May, when the rain falls for 14.2 days and typically aggregates up to 1.06" (27mm) of precipitation.Snowfall
May through October are months without snowfall.Daylight
In May, the average length of the day is 14h and 32min.On the first day of May, sunrise is at 6:22 am and sunset at 8:24 pm. On the last day of the month, sunrise is at 5:55 am and sunset at 8:53 pm EDT.
Sunshine
In Parma, the average sunshine in May is 9h.UV index
The average daily maximum UV index in May is 5. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for the average person.Note: The UV index of 5 in May translates into these instructions:
Put precautions into practice - Guidance to elude sunburn is provided. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation. Be aware! The reflective nature of snow can magnify the Sun's UV radiation almost twofold.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in May?
What is the average humidity in May?
What is the rainiest month?
How much does it rain in May?
When it does not snow?
Does it snow in May?
How many hours of daylight does Parma have in May?
When is the sunrise / sunset in May in Parma?
How many hours of sunshine does Parma have in May?
What is the UV index intensity in May?
Average temperature in May
Parma, OH
- Average high temperature in May: 65.1°F
The warmest month (with the highest average high temperature) is July (79.2°F).
The month with the lowest average high temperature is January (31.3°F).
- Average low temperature in May: 50.7°F
The month with the highest average low temperature is July (65.5°F).
The coldest month (with the lowest average low temperature) is January (21.2°F).
Average pressure in May
Parma, OH
- Average pressure in May: 29.98"Hg
The month with the highest atmospheric pressure is November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in May
Parma, OH
- Average wind speed in May: 7.6mph
The windiest month (with the highest average wind speed) is January (10.6mph).
The calmest month (with the lowest average wind speed) is July (6.3mph).
Average humidity in May
Parma, OH
- Average humidity in May: 78%
The month with the highest relative humidity is February (85%).
The months with the lowest relative humidity are July and August (75%).
Average rainfall in May
Parma, OH
- Average rainfall in May: 1.06"
The wettest month (with the highest rainfall) is May (1.06").
The driest months (with the least rainfall) are February and November (0.47").
Average rainfall days in May
Parma, OH
- Average rainfall days in May: 14.2 days
The month with the highest number of rainy days is May (14.2 days).
The month with the least rainy days is February (4.4 days).
Average snowfall in May
Parma, OH
- Average snowfall in May: 0"
The month with the highest snowfall is February (0.87").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in May
Parma, OH
- Average snowfall days in May: 0.1 days
The month with the highest number of snowfall days is February (8.8 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
Parma, OH
- 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 12min).
- Average sunshine in May: 9h and 0min
The month with the most sunshine is August (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 2h and 42min).
Average sunshine days in May
Parma, OH
- Average sunshine days in May: 13.3 days
The month with the most sunshine days is December (21.2 days).
The month with the least sunshine days is May (13.3 days).
Average UV index in May
Parma, OH
- Average UV index in May: 5
The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in May
Parma, OH
- Average cloud cover in May: 41
The month with the most cloud cover is January (Cloud cover 72).
The month with the least cloud cover is August (Cloud cover 28).
Average visibility in May
Parma, OH
- Average visibility in May: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Parma, Ohio, USA
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