May weather forecast
Gahanna, OH

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Weather in May

May, the last month of the spring in Gahanna, is an agreeable month, with an average temperature ranging between max 71.8°F (22.1°C) and min 54.1°F (12.3°C).

Temperature

In May, the meteorological conditions change with the average high-temperature moving from a refreshing 61.2°F (16.2°C) in April to an agreeable 71.8°F (22.1°C). Gahanna records an average nighttime low-temperature of 54.1°F (12.3°C) throughout May.

Humidity

The average relative humidity in May in Gahanna is 77%.

Rainfall

May is the month with the most rainfall. Rain falls for 17.3 days and accumulates 2.52" (64mm) of precipitation.

Snowfall

May through October are months without snowfall.

Daylight

The average length of the day in May is 14h and 25min.
On the first day of May, sunrise is at 6:30 am and sunset at 8:26 pm. On the last day of the month, sunrise is at 6:04 am and sunset at 8:53 pm EDT.

Sunshine

The average sunshine in May is 8.9h.

UV index

The months with the highest UV index in Gahanna, Ohio, are May through August, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV radiation for ordinary individuals.
Note: The UV index of 6 during May leads to these advisories:
Sidestep overexposure. Individuals with fair complexions risk burning in fewer than 20 minutes. Seek shade and limit direct sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Keep in mind that shade structures like parasols or canopies do not offer complete sun protection. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes.
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Frequently asked questions

What are May temperatures in Gahanna?

In Gahanna, 71.8°F (22.1°C) is the average high-temperature and 54.1°F (12.3°C) is the average low-temperature during May.

What is the average humidity in May in Gahanna?

In Gahanna, Ohio, the average relative humidity in May is 77%.

What is the rainiest month in Gahanna?

May is the month with the most rainfall. Rain falls for 17.3 days and accumulates 2.52" (64mm) of precipitation.

How many days does it rain in May in Gahanna?

In Gahanna, Ohio, in May, it is raining for 17.3 days, with typically 2.52" (64mm) of accumulated precipitation.

When it does not snow in Gahanna?

May through October are months without snowfall.

Does it snow in Gahanna in May?

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

What is the average length of the day in May in Gahanna?

The average day length in May in Gahanna is 14h and 25min.

When is the sunrise / sunset in May in Gahanna?

In May, on the first day of the month, sunrise is at 6:30 am and sunset at 8:26 pm. On the last day of the month, sunrise is at 6:04 am and sunset at 8:53 pm EDT.

How many hours of sunshine does Gahanna have in May?

The average sunshine duration in May is 8.9h.

What is the month with the highest UV index in Gahanna?

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

What is the UV index reading in May in Gahanna?

In May, the average daily maximum UV index in Gahanna is 6. A UV Index value of 6 to 7 symbolizes a high health risk from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Gahanna, OH

Average temperature in May - Gahanna, OH
  • Average high temperature in May: 71.8°F

The warmest month (with the highest average high temperature) is July (82.9°F).
The month with the lowest average high temperature is January (33.4°F).

  • Average low temperature in May: 54.1°F

The month with the highest average low temperature is July (64.8°F).
The coldest month (with the lowest average low temperature) is January (21.6°F).

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Average pressure in May
Gahanna, OH

Average pressure in May - Gahanna, OH
  • Average pressure in May: 29.98"Hg

The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

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Average wind speed in May
Gahanna, OH

Average wind speed in May - Gahanna, OH
  • Average wind speed in May: 7.4mph

The windiest month (with the highest average wind speed) is January (9.5mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).

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Average humidity in May
Gahanna, OH

Average humidity in May - Gahanna, OH
  • Average humidity in May: 77%

The months with the highest relative humidity are January and February (82%).
The months with the lowest relative humidity are April, October and November (74%).

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Average rainfall in May
Gahanna, OH

Average rainfall in May - Gahanna, OH
  • Average rainfall in May: 2.52"

The wettest month (with the highest rainfall) is May (2.52").
The driest month (with the least rainfall) is September (1.02").

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Average rainfall days in May
Gahanna, OH

Average rainfall days in May - Gahanna, OH
  • Average rainfall days in May: 17.3 days

The month with the highest number of rainy days is May (17.3 days).
The month with the least rainy days is February (6.7 days).

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Average snowfall in May
Gahanna, OH

Average snowfall in May - Gahanna, OH
  • Average snowfall in May: 0"

The month with the highest snowfall is February (1.85").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in May
Gahanna, OH

Average snowfall days in May - Gahanna, OH
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is January (7.9 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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Average daylight in May /
Average sunshine in May
Gahanna, OH

Average daylight in May / Average sunshine in May - Gahanna, 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 24min).

  • Average sunshine in May: 8h and 5min

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

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Average sunshine days in May
Gahanna, OH

Average sunshine days in May - Gahanna, OH
  • Average sunshine days in May: 11.3 days

The month with the most sunshine days is November (20.5 days).
The month with the least sunshine days is May (11.3 days).

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Average UV index in May
Gahanna, OH

Average UV index in May - Gahanna, 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).

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Average cloud cover in May
Gahanna, OH

Average cloud cover in May - Gahanna, OH
  • Average cloud cover in May: 41

The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 29).

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Average visibility in May
Gahanna, OH

Average visibility in May - Gahanna, 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).

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Gahanna, Ohio, USA

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