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
In Fairfax, stepping into May brings a temperature increase, moving up from April's comfortable 63.7°F (17.6°C) to a warm 73.8°F (23.2°C). Fairfax's temperature in May lowers to a consistent average of 55.8°F (13.2°C) during the nights.Humidity
In Fairfax, Ohio, the average relative humidity in May is 79%.Rainfall
The month with the most rainfall in Fairfax is May, when the rain falls for 17.7 days and typically aggregates up to 3.27" (83mm) of precipitation.Snowfall
In Fairfax, snow does not fall in May through October.Daylight
In May, the average length of the day is 14h and 20min.On the first day of May in Fairfax, sunrise is at 6:38 am and sunset at 8:31 pm. On the last day of the month, sunrise is at 6:13 am and sunset at 8:57 pm EDT.
Sunshine
In Fairfax, Ohio, the average sunshine in May is 8.8h.UV index
The months with the highest UV index in Fairfax are May through August, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high threat to health from unsafe exposure to UV radiation for the ordinary person.Note: A maximum high daily UV index of 6 during May translates into the following directions:
Persist with precautions and heed sun safety advice. Prevention of sunburn is compulsory. The Sun's UV radiation is most potent between 10 a.m. and 4 p.m. Try to limit direct exposure to the Sun during this period. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection.
Frequently asked questions
What are May temperatures in Fairfax?
What is the average humidity in May in Fairfax?
What is the wettest month in Fairfax?
How many days does it rain in May in Fairfax?
When it does not snow in Fairfax?
Does it snow in Fairfax in May?
How many hours of daylight does Fairfax have in May?
When are sunrise and sunset in May in Fairfax?
How long on average sun shines in May in Fairfax?
What are the months with the highest UV index in Fairfax?
What is the UV index reading in May in Fairfax?
Average temperature in May
Fairfax, OH
- Average high temperature in May: 73.8°F
The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (36.1°F).
- Average low temperature in May: 55.8°F
The month with the highest average low temperature is July (66°F).
The coldest month (with the lowest average low temperature) is January (23.7°F).
Average pressure in May
Fairfax, OH
- Average pressure in May: 29.98"Hg
The months with the highest atmospheric pressure are January and November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in May
Fairfax, OH
- Average wind speed in May: 6.7mph
The windiest month (with the highest average wind speed) is January (8.7mph).
The calmest month (with the lowest average wind speed) is August (5mph).
Average humidity in May
Fairfax, OH
- Average humidity in May: 79%
The months with the highest relative humidity are February and December (81%).
The months with the lowest relative humidity are August, September and October (74%).
Average rainfall in May
Fairfax, OH
- Average rainfall in May: 3.27"
The wettest month (with the highest rainfall) is May (3.27").
The driest month (with the least rainfall) is September (1.54").
Average rainfall days in May
Fairfax, OH
- Average rainfall days in May: 17.7 days
The month with the highest number of rainy days is May (17.7 days).
The month with the least rainy days is February (8.2 days).
Average snowfall in May
Fairfax, OH
- Average snowfall in May: 0"
The month with the highest snowfall is February (2.01").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in May
Fairfax, OH
- Average snowfall days in May: 0 days
The months with the highest number of snowfall days are January and February (5.5 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Fairfax, OH
- Average daylight in May: 14h and 2min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in May: 8h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).
Average sunshine days in May
Fairfax, OH
- Average sunshine days in May: 10.9 days
The months with the most sunshine days are October and November (19.2 days).
The month with the least sunshine days is May (10.9 days).
Average UV index in May
Fairfax, OH
- Average UV index in May: 6
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in May
Fairfax, OH
- Average cloud cover in May: 42
The month with the most cloud cover is January (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 27).
Average visibility in May
Fairfax, 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).
Fairfax, Ohio, USA
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