May weather forecast
Port Clinton, PA

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Weather in May

The last month of the spring, May, is an agreeable month in Port Clinton, Pennsylvania, with an average temperature ranging between min 50.5°F (10.3°C) and max 69.1°F (20.6°C).

Temperature

May's onset is marked by a temperature increase, moving from a refreshing 58.6°F (14.8°C) in April to a pleasant 69.1°F (20.6°C). During the month of May, an average low-temperature of 50.5°F (10.3°C) is recorded in Port Clinton.

Humidity

In Port Clinton, Pennsylvania, the average relative humidity in May is 80%.

Rainfall

In Port Clinton, during May, the rain falls for 17.1 days and regularly aggregates up to 2.64" (67mm) of precipitation. In Port Clinton, Pennsylvania, during the entire year, the rain falls for 148.7 days and collects up to 26.42" (671mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall in Port Clinton. May is the last month it regularly snows in Port Clinton. During 0.1 snowfall days, in May, Port Clinton aggregates 0.2" (5mm) of snow. In Port Clinton, during the entire year, snow falls for 26.2 days and aggregates up to 13.58" (345mm) of snow.

Daylight

In Port Clinton, the average length of the day in May is 14h and 28min.
On the first day of May, sunrise is at 6:01 am and sunset at 8:00 pm. On the last day of the month, sunrise is at 5:35 am and sunset at 8:28 pm EDT.

Sunshine

In May, the average sunshine is 8.1h.

UV index

In May, the average daily maximum UV index in Port Clinton is 5. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for the average person.
Note: The maximum UV index of 5 during May leads to these instructions:
Be careful. Light complexion individuals might get burns in fewer than 30 minutes. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear. Observe! Snow reflection can nearly intensify the Sun's UV radiation twofold.
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Frequently asked questions

What is the temperature in May in Port Clinton?

In May, in Port Clinton, the average high-temperature is 69.1°F (20.6°C), and the average low-temperature is 50.5°F (10.3°C).

What is the average humidity in May in Port Clinton?

In Port Clinton, the average relative humidity in May is 80%.

How many days does it rain in May in Port Clinton?

In Port Clinton, Pennsylvania, in May, it is raining for 17.1 days, with typically 2.64" (67mm) of accumulated precipitation.

What is the last month it snows in Port Clinton?

May is the last month it regularly snows in Port Clinton. During 0.1 snowfall days, in May, Port Clinton aggregates 0.2" (5mm) of snow.

What is the average length of the day in May in Port Clinton?

The average day length in May in Port Clinton is 14h and 28min.

What time are sunrise and sunset in May in Port Clinton?

In May, on the first day of the month, sunrise is at 6:01 am and sunset at 8:00 pm. On the last day of the month, in Port Clinton, Pennsylvania, sunrise is at 5:35 am and sunset at 8:28 pm EDT.

How many hours of sunshine does Port Clinton have in May?

The average sunshine duration in May in Port Clinton is 8.1h.

What is the UV index intensity in May in Port Clinton?

The average daily maximum UV index in May is 5. A UV Index value of 3 to 5 symbolizes a medium hazard to health from exposure to Sun's UV rays.
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
Port Clinton, PA

Average temperature in May - Port Clinton, PA
  • Average high temperature in May: 69.1°F

The warmest month (with the highest average high temperature) is July (82.4°F).
The month with the lowest average high temperature is January (33.6°F).

  • Average low temperature in May: 50.5°F

The month with the highest average low temperature is July (62.6°F).
The coldest month (with the lowest average low temperature) is January (21.6°F).

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Average pressure in May
Port Clinton, PA

Average pressure in May - Port Clinton, PA
  • Average pressure in May: 30.01"Hg

The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

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Average wind speed in May
Port Clinton, PA

Average wind speed in May - Port Clinton, PA
  • Average wind speed in May: 6.3mph

The windiest month (with the highest average wind speed) is March (8.3mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).

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Average humidity in May
Port Clinton, PA

Average humidity in May - Port Clinton, PA
  • Average humidity in May: 80%

The month with the highest relative humidity is February (82%).
The month with the lowest relative humidity is April (76%).

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Average rainfall in May
Port Clinton, PA

Average rainfall in May - Port Clinton, PA
  • Average rainfall in May: 2.64"

The wettest month (with the highest rainfall) is August (2.87").
The driest month (with the least rainfall) is September (1.61").

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Average rainfall days in May
Port Clinton, PA

Average rainfall days in May - Port Clinton, PA
  • Average rainfall days in May: 17.1 days

The month with the highest number of rainy days is May (17.1 days).
The month with the least rainy days is January (7.7 days).

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Average snowfall in May
Port Clinton, PA

Average snowfall in May - Port Clinton, PA
  • Average snowfall in May: 0.2"

The month with the highest snowfall is March (3.86").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in May
Port Clinton, PA

Average snowfall days in May - Port Clinton, PA
  • Average snowfall days in May: 0.1 days

The month with the highest number of snowfall days is January (8.3 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
Port Clinton, PA

Average daylight in May / Average sunshine in May - Port Clinton, PA
  • Average daylight in May: 14h and 3min

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 1min

The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 24min).

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Average sunshine days in May
Port Clinton, PA

Average sunshine days in May - Port Clinton, PA
  • Average sunshine days in May: 10.8 days

The month with the most sunshine days is November (18.8 days).
The month with the least sunshine days is May (10.8 days).

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Average UV index in May
Port Clinton, PA

Average UV index in May - Port Clinton, PA
  • Average UV index in May: 5

The month with the highest UV index is June (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).

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Average cloud cover in May
Port Clinton, PA

Average cloud cover in May - Port Clinton, PA
  • Average cloud cover in May: 49

The month with the most cloud cover is February (Cloud cover 52).
The month with the least cloud cover is July (Cloud cover 33).

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Average visibility in May
Port Clinton, PA

Average visibility in May - Port Clinton, PA
  • Average visibility in May: 5mi

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

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Port Clinton, Pennsylvania, USA

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