May weather forecast
Flat Rock, OH

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Weather in May

The last month of the spring, May, is a comfortable month in Flat Rock, Ohio, with an average temperature fluctuating between 66°F (18.9°C) and 52°F (11.1°C).

Temperature

In Flat Rock, the average high-temperature in May increases from a cool 54.3°F (12.4°C) in April to an enjoyable 66°F (18.9°C). Flat Rock sees an average low-temperature of 52°F (11.1°C) during May.

Humidity

The average relative humidity in May is 78%.

Rainfall

In May, the rain falls for 19.3 days. Throughout May, 3.58" (91mm) of precipitation is accumulated. Throughout the year, in Flat Rock, Ohio, there are 176.1 rainfall days, and 31.46" (799mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Flat Rock are January through May, October through December. May is the last month it regularly snows in Flat Rock. During 0.3 snowfall days, in May, Flat Rock aggregates 0.08" (2mm) of snow. In Flat Rock, during the entire year, snow falls for 54.2 days and aggregates up to 15.67" (398mm) of snow.

Daylight

In May, the average length of the day in Flat Rock, Ohio, is 14h and 31min.
On the first day of May, sunrise is at 6:27 am and sunset at 8:29 pm. On the last day of the month, sunrise is at 6:00 am and sunset at 8:57 pm EDT.

Sunshine

The average sunshine in May is 9.1h.

UV index

In Flat Rock, the average daily maximum UV index in May is 5. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for average individuals.
Note: The maximum UV index, 5 during May, leads to the following recommendations:
Exercise prudence. Persons with fair skin could be burned in under 30 minutes. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat. Be aware! The reflective nature of snow can magnify the Sun's UV radiation almost twofold.
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Frequently asked questions

What is the temperature in May in Flat Rock?

During May, Flat Rock experiences an average high-temperature of 66°F (18.9°C) and a low-temperature of 52°F (11.1°C).

What is the average humidity in May in Flat Rock?

The average relative humidity in May in Flat Rock, Ohio, is 78%.

How much does it rain in Flat Rock in May?

In Flat Rock, Ohio, in May, during 19.3 rainfall days, 3.58" (91mm) of precipitation is typically accumulated.

What is the last month it snows in Flat Rock?

May is the last month it regularly snows in Flat Rock. During 0.3 snowfall days, in May, Flat Rock aggregates 0.08" (2mm) of snow.

What is the average length of the day in May in Flat Rock?

In Flat Rock, Ohio, the average day length in May is 14h and 31min.

What time are sunrise and sunset in May in Flat Rock?

On the first day of May in Flat Rock, Ohio, sunrise is at 6:27 am and sunset at 8:29 pm. On the last day of the month, sunrise is at 6:00 am and sunset at 8:57 pm EDT.

How many hours of sunshine does Flat Rock have in May?

The average sunshine duration in May is 9.1h.

What is the UV index intensity in May in Flat Rock?

In May, the average daily maximum UV index in Flat Rock is 5. A UV Index reading of 3 to 5 represents a medium hazard to health from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Flat Rock, OH

Average temperature in May - Flat Rock, OH
  • Average high temperature in May: 66°F

The warmest month (with the highest average high temperature) is July (78.8°F).
The month with the lowest average high temperature is January (30.6°F).

  • Average low temperature in May: 52°F

The month with the highest average low temperature is July (64.9°F).
The coldest month (with the lowest average low temperature) is January (20.5°F).

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Average pressure in May
Flat Rock, OH

Average pressure in May - Flat Rock, 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).

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Average wind speed in May
Flat Rock, OH

Average wind speed in May - Flat Rock, OH
  • Average wind speed in May: 8.4mph

The windiest month (with the highest average wind speed) is January (11.3mph).
The calmest month (with the lowest average wind speed) is July (6.6mph).

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Average humidity in May
Flat Rock, OH

Average humidity in May - Flat Rock, OH
  • Average humidity in May: 78%

The month with the highest relative humidity is February (85%).
The month with the lowest relative humidity is October (75%).

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Average rainfall in May
Flat Rock, OH

Average rainfall in May - Flat Rock, OH
  • Average rainfall in May: 3.58"

The wettest month (with the highest rainfall) is June (3.66").
The driest month (with the least rainfall) is February (1.73").

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Average rainfall days in May
Flat Rock, OH

Average rainfall days in May - Flat Rock, OH
  • Average rainfall days in May: 19.3 days

The month with the highest number of rainy days is May (19.3 days).
The month with the least rainy days is February (8.8 days).

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Average snowfall in May
Flat Rock, OH

Average snowfall in May - Flat Rock, OH
  • Average snowfall in May: 0.08"

The month with the highest snowfall is February (4.25").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in May
Flat Rock, OH

Average snowfall days in May - Flat Rock, OH
  • Average snowfall days in May: 0.3 days

The month with the highest number of snowfall days is January (14.7 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in May /
Average sunshine in May
Flat Rock, OH

Average daylight in May / Average sunshine in May - Flat Rock, 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 18min).

  • Average sunshine in May: 9h and 1min

The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 3h and 12min).

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Average sunshine days in May
Flat Rock, OH

Average sunshine days in May - Flat Rock, OH
  • Average sunshine days in May: 10 days

The month with the most sunshine days is November (13.5 days).
The month with the least sunshine days is February (8.8 days).

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Average UV index in May
Flat Rock, OH

Average UV index in May - Flat Rock, 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).

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Average cloud cover in May
Flat Rock, OH

Average cloud cover in May - Flat Rock, OH
  • Average cloud cover in May: 39

The month with the most cloud cover is January (Cloud cover 66).
The months with the least cloud cover are July and August (Cloud cover 28).

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Average visibility in May
Flat Rock, OH

Average visibility in May - Flat Rock, OH
  • Average visibility in May: 6mi

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

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Flat Rock, Ohio, USA

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