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
May marks a rise in the average high-temperature, moving from April's moderate 59.5°F (15.3°C) to a pleasant 70.3°F (21.3°C). During May, Saint Rosa witnesses a consistent average low-temperature of 54.1°F (12.3°C).Humidity
The average relative humidity in May is 78%.Rainfall
The month with the most rainfall in Saint Rosa is May, when the rain falls for 18.7 days and typically aggregates up to 2.91" (74mm) of precipitation.Snowfall
May through September are months without snowfall.Daylight
In Saint Rosa, the average length of the day in May is 14h and 26min.On the first day of May, sunrise is at 6:36 am and sunset at 8:34 pm. On the last day of the month, sunrise is at 6:10 am and sunset at 9:01 pm EDT.
Sunshine
In May, the average sunshine is 8.8h.UV index
In May, the average daily maximum UV index is 5. A UV Index value of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for ordinary individuals.Note: The maximum daily UV index, 5 in May, converts into the following recommendations:
Ensure safety - Sun damage prevention is strongly urged. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. Employ a wide-brim hat for potent defense against up to 50% of UV rays. Be careful! The Sun's UV radiation can nearly be doubled by the reflective quality of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average May temperature?
What is the average humidity in May?
What is the rainiest month?
How many days does it rain in May?
When it does not snow?
Does it snow in May?
How many hours of daylight does Saint Rosa have in May?
When are sunrise and sunset in May?
How long on average sun shines in May?
What is the UV index reading in May?
Average temperature in May
Saint Rosa, OH
- Average high temperature in May: 70.3°F
The warmest month (with the highest average high temperature) is July (80.8°F).
The month with the lowest average high temperature is January (31.6°F).
- Average low temperature in May: 54.1°F
The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (20.1°F).
Average pressure in May
Saint Rosa, OH
- Average pressure in May: 29.97"Hg
The months with the highest atmospheric pressure are January and November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in May
Saint Rosa, OH
- Average wind speed in May: 8.2mph
The windiest month (with the highest average wind speed) is January (10.7mph).
The calmest month (with the lowest average wind speed) is August (5.9mph).
Average humidity in May
Saint Rosa, OH
- Average humidity in May: 78%
The month with the highest relative humidity is January (84%).
The month with the lowest relative humidity is October (75%).
Average rainfall in May
Saint Rosa, OH
- Average rainfall in May: 2.91"
The wettest month (with the highest rainfall) is May (2.91").
The driest month (with the least rainfall) is February (1.14").
Average rainfall days in May
Saint Rosa, OH
- Average rainfall days in May: 18.7 days
The month with the highest number of rainy days is May (18.7 days).
The month with the least rainy days is February (6.3 days).
Average snowfall in May
Saint Rosa, 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 and September (0").
Average snowfall days in May
Saint Rosa, OH
- Average snowfall days in May: 0.1 days
The month with the highest number of snowfall days is January (9.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Saint Rosa, OH
- Average daylight in May: 14h and 2min
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 July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).
Average sunshine days in May
Saint Rosa, OH
- Average sunshine days in May: 9.9 days
The month with the most sunshine days is November (18.8 days).
The month with the least sunshine days is May (9.9 days).
Average UV index in May
Saint Rosa, OH
- 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
Saint Rosa, OH
- Average cloud cover in May: 41
The month with the most cloud cover is January (Cloud cover 64).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility in May
Saint Rosa, OH
- Average visibility in May: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, October, November and December (6mi).
The months with the lowest visibility are August and September (5mi).
Saint Rosa, Ohio, USA
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