May weather forecastSuccess, OH

May

Weather in May

The last month of the spring, May, is a warm month in Success, Ohio, with an average temperature varying between 75.4°F (24.1°C) and 54.5°F (12.5°C).

Temperature

With the onset of May, Success sees a temperature rise, with the average high-temperature moving from April's enjoyable 64.4°F (18°C) to a moderately hot 75.4°F (24.1°C). Success reports a consistent average low-temperature of 54.5°F (12.5°C) throughout May nights.

Humidity

In May, the average relative humidity is 78%.

Rainfall

May is the month with the most rainfall. Rain falls for 19.4 days and accumulates 4.02" (102mm) of precipitation.

Snowfall

In Success, snow does not fall in May through September.

Daylight

In Success, the average length of the day in May is 14h and 20min.
On the first day of May, sunrise is at 6:27 am and sunset at 8:20 pm. On the last day of the month, sunrise is at 6:03 am and sunset at 8:47 pm EDT.

Sunshine

In May, the average sunshine is 8.7h.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index reading of 6 to 7 represents a high health risk from exposure to the Sun's UV rays for the average person.
Note: The UV index of 6 in May translates into these instructions:
Steer clear of overexposure. Fair-skinned individuals can be scorched in less than 20 minutes. Avoid direct Sun exposure and stay in the shade between 10 a.m. and 4 p.m., a time when UV radiation is most intense, noting that not all shade structures offer full protection. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days. Attention! Nearly twice the Sun's UV radiation can be reflected by snow.
Updated: Aug 24, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

In May, the average high-temperature and low-temperature are 75.4°F (24.1°C) and 54.5°F (12.5°C) respectively.

In Success, the average relative humidity in May is 78%.

May is the month with the most rainfall. Rain falls for 19.4 days and accumulates 4.02" (102mm) of precipitation.

In May, the rain falls for 19.4 days. Throughout May, 4.02" (102mm) of precipitation is accumulated.

In Success, snow does not fall in May through September.

In May, it doesn't snow. April is the latest month when it typically snows.

In Success, the average day length in May is 14h and 20min.

In May, on the first day of the month, sunrise is at 6:27 am and sunset at 8:20 pm. On the last day of the month, sunrise is at 6:03 am and sunset at 8:47 pm EDT.

In May, the average sunshine duration is 8.7h.

May through August, with an average maximum UV index of 6, are months with the highest UV index.

The average daily maximum UV index in May is 6. A UV Index value of 6 to 7 symbolizes a high health threat from unsafe exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average pressure
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Success, OH

  • Average high temperature in May: 75.4°F

The warmest month (with the highest average high temperature) is July (86.5°F).
The month with the lowest average high temperature is January (37.8°F).

  • Average low temperature in May: 54.5°F

The month with the highest average low temperature is July (64.2°F).
The coldest month (with the lowest average low temperature) is January (23.9°F).

Average pressure in May
Success, OH

  • Average pressure in May: 30"Hg

The month with the highest atmospheric pressure is November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).

Average wind speed in May
Success, OH

  • Average wind speed in May: 5.7mph

The windiest month (with the highest average wind speed) is February (7mph).
The calmest month (with the lowest average wind speed) is August (4.4mph).

Average humidity in May
Success, OH

  • Average humidity in May: 78%

The months with the highest relative humidity are January and February (82%).
The month with the lowest relative humidity is August (74%).

Average rainfall in May
Success, OH

  • Average rainfall in May: 4.02"

The wettest month (with the highest rainfall) is May (4.02").
The driest month (with the least rainfall) is September (1.97").

Average rainfall days in May
Success, OH

  • Average rainfall days in May: 19.4 days

The month with the highest number of rainy days is May (19.4 days).
The month with the least rainy days is November (10.7 days).

Average snowfall in May
Success, OH

  • Average snowfall in May: 0"

The month with the highest snowfall is February (3.66").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in May
Success, OH

  • Average snowfall days in May: 0.1 days

The month with the highest number of snowfall days is January (11.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in May /
Average sunshine in May
Success, 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 42min

The month with the most sunshine is August (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).

Average sunshine days in May
Success, OH

  • Average sunshine days in May: 9.4 days

The month with the most sunshine days is November (17.6 days).
The month with the least sunshine days is May (9.4 days).

Average UV index in May
Success, 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
Success, OH

  • Average cloud cover in May: 46

The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 33).

Average visibility in May
Success, OH

  • Average visibility in May: 5mi

The months with the highest visibility are April and November (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September, October and December (5mi).