May weather forecast
Wynnewood, PA

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Weather in May

The last month of the spring, May, is an agreeable month in Wynnewood, Pennsylvania, with temperature in the range of an average low of 54.3°F (12.4°C) and an average high of 71.8°F (22.1°C).

Temperature

May signals a shift in the average high-temperature, moving from April's comfortable 61.2°F (16.2°C) to an agreeable 71.8°F (22.1°C). In the month of May, Wynnewood witnesses a consistent average low-temperature of 54.3°F (12.4°C).

Humidity

In May, the average relative humidity in Wynnewood is 75%.

Rainfall

In Wynnewood, during May, the rain falls for 12.6 days and regularly aggregates up to 0.91" (23mm) of precipitation. In Wynnewood, Pennsylvania, during the entire year, the rain falls for 111.8 days and collects up to 9.69" (246mm) of precipitation.

Snowfall

In Wynnewood, snow does not fall in April through October.

Daylight

In Wynnewood, the average length of the day in May is 14h and 25min.
On the first day of the month, sunrise is at 6:00 am and sunset at 7:56 pm. On the last day of May, sunrise is at 5:34 am and sunset at 8:23 pm EDT.

Sunshine

In Wynnewood, the average sunshine in May is 8.4h.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index in Wynnewood. A UV Index estimate of 6 to 7 represents a high threat to health from unprotected exposure to Sun's UV rays for the average person.
Note: In May, the maximum UV index of 6 suggests this advice:
Enforce precautions and stick to sun safety measures. Preservation from skin and eye damage is essential. The Sun emits the most powerful UV radiation between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection.
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Frequently asked questions

What is the usual temperature for Wynnewood in May?

The average high-temperature and low-temperature during May are 71.8°F (22.1°C) and 54.3°F (12.4°C) respectively.

What is the average humidity in May in Wynnewood?

In Wynnewood, the average relative humidity in May is 75%.

How much does it rain in Wynnewood in May?

In Wynnewood, in May, during 12.6 rainfall days, 0.91" (23mm) of precipitation is typically accumulated.

When it does not snow in Wynnewood?

In Wynnewood, snow does not fall in April through October.

How many hours of daylight does Wynnewood have in May?

In May, the average day length in Wynnewood is 14h and 25min.

What time are sunrise and sunset in May in Wynnewood?

In May, on the first day of the month, sunrise is at 6:00 am and sunset at 7:56 pm. On the last day of the month, in Wynnewood, Pennsylvania, sunrise is at 5:34 am and sunset at 8:23 pm EDT.

How long on average sun shines in May in Wynnewood?

The average sunshine duration in May in Wynnewood is 8.4h.

When is the highest UV index in Wynnewood?

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

How high is the UV index in May in Wynnewood?

In Wynnewood, the average daily maximum UV index in May is 6. A UV Index of 6 to 7 symbolizes a high hazard to health 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
Wynnewood, PA

Average temperature in May - Wynnewood, PA
  • Average high temperature in May: 71.8°F

The warmest month (with the highest average high temperature) is July (85.8°F).
The month with the lowest average high temperature is January (36.7°F).

  • Average low temperature in May: 54.3°F

The month with the highest average low temperature is July (68.9°F).
The coldest month (with the lowest average low temperature) is January (25°F).

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Average pressure in May
Wynnewood, PA

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

The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

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Average wind speed in May
Wynnewood, PA

Average wind speed in May - Wynnewood, PA
  • Average wind speed in May: 6.8mph

The windiest month (with the highest average wind speed) is March (8.5mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).

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Average humidity in May
Wynnewood, PA

Average humidity in May - Wynnewood, PA
  • Average humidity in May: 75%

The months with the highest relative humidity are February and October (78%).
The months with the lowest relative humidity are April, July and August (71%).

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Average rainfall in May
Wynnewood, PA

Average rainfall in May - Wynnewood, PA
  • Average rainfall in May: 0.91"

The wettest months (with the highest rainfall) are July and August (1.14").
The driest month (with the least rainfall) is January (0.55").

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Average rainfall days in May
Wynnewood, PA

Average rainfall days in May - Wynnewood, PA
  • Average rainfall days in May: 12.6 days

The month with the highest number of rainy days is July (13.3 days).
The month with the least rainy days is January (5.3 days).

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Average snowfall in May
Wynnewood, PA

Average snowfall in May - Wynnewood, PA
  • Average snowfall in May: 0"

The months with the highest snowfall are February and March (0.98").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in May
Wynnewood, PA

Average snowfall days in May - Wynnewood, PA
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is January (4.5 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
Wynnewood, PA

Average daylight in May / Average sunshine in May - Wynnewood, PA
  • 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 2min

The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).

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Average sunshine days in May
Wynnewood, PA

Average sunshine days in May - Wynnewood, PA
  • Average sunshine days in May: 15.3 days

The month with the most sunshine days is November (22.5 days).
The month with the least sunshine days is July (14.9 days).

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Average UV index in May
Wynnewood, PA

Average UV index in May - Wynnewood, PA
  • 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
Wynnewood, PA

Average cloud cover in May - Wynnewood, PA
  • Average cloud cover in May: 48

The month with the most cloud cover is February (Cloud cover 49).
The month with the least cloud cover is July (Cloud cover 32).

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Average visibility in May
Wynnewood, PA

Average visibility in May - Wynnewood, PA
  • Average visibility in May: 5mi

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

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Wynnewood, Pennsylvania, USA

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