May weather forecastBlue Ash, OH
May
Weather in May
The last month of the spring, May, is a pleasant month in Blue Ash, Ohio, with an average temperature ranging between min 55.6°F (13.1°C) and max 73.2°F (22.9°C).Temperature
Blue Ash's transition into May brings a rise in the average high-temperature, moving from an enjoyable 63.1°F (17.3°C) in April to a pleasant 73.2°F (22.9°C). Blue Ash records a consistent low-temperature of 55.6°F (13.1°C) during May nights.Humidity
The average relative humidity in May is 79%.Rainfall
The month with the most rainfall is May, when the rain falls for 10.7 days and typically aggregates up to 0.94" (24mm) of precipitation.Snowfall
In Blue Ash, 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, sunrise is at 6:37 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 May, the average sunshine is 8.9h.UV index
May through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index value of 6 to 7 symbolizes a high health hazard from unsafe exposure to UV radiation for ordinary individuals.Note: The maximum daily UV index of 6 during May translates into the following directions:
Refrain from overexposure. Fair-skinned individuals could burn in under 20 minutes. From 10 a.m. to 4 p.m., when UV radiation is at its strongest, limit direct exposure to the Sun and note that shade structures may not provide full sun protection. Experience reduced UV exposure by about half when donning a wide-brim hat.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Blue Ash, OH
- Average high temperature in May: 73.2°F
The warmest month (with the highest average high temperature) is July (83.8°F).
The month with the lowest average high temperature is January (35.2°F).
- Average low temperature in May: 55.6°F
The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is January (23.2°F).
Average pressure in May
Blue Ash, 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
Blue Ash, OH
- Average wind speed in May: 7mph
The windiest month (with the highest average wind speed) is January (9mph).
The calmest months (with the lowest average wind speed) are July and August (5.2mph).
Average humidity in May
Blue Ash, OH
- Average humidity in May: 79%
The months with the highest relative humidity are January, February and December (81%).
The month with the lowest relative humidity is October (74%).
Average rainfall in May
Blue Ash, OH
- Average rainfall in May: 0.94"
The wettest month (with the highest rainfall) is May (0.94").
The driest month (with the least rainfall) is September (0.31").
Average rainfall days in May
Blue Ash, OH
- Average rainfall days in May: 10.7 days
The month with the highest number of rainy days is May (10.7 days).
The month with the least rainy days is February (5.6 days).
Average snowfall in May
Blue Ash, OH
- Average snowfall in May: 0"
The month with the highest snowfall is January (0.59").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in May
Blue Ash, OH
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is January (6.2 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
Blue Ash, OH
- Average daylight in May: 14h and 18min
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 54min
The months with the most sunshine are June, July and August (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).
Average sunshine days in May
Blue Ash, OH
- Average sunshine days in May: 16.1 days
The month with the most sunshine days is October (22.2 days).
The month with the least sunshine days is June (16 days).
Average UV index in May
Blue Ash, 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
Blue Ash, OH
- Average cloud cover in May: 40
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
Blue Ash, 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).





