May weather forecast
Thorndale, PA

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Weather in May

May, the last month of the spring in Thorndale, is an agreeable month, with an average temperature fluctuating between 52.3°F (11.3°C) and 70.9°F (21.6°C).

Temperature

May marks a rise in the average high-temperature, moving from April's mild 60.3°F (15.7°C) to an agreeable 70.9°F (21.6°C). Thorndale's temperature tends to fall to an average low of 52.3°F (11.3°C) during the nights of May.

Humidity

The months with the highest humidity in Thorndale are February, May and October, with an average relative humidity of 80%.

Rainfall

In Thorndale, in May, during 16.8 rainfall days, 2.6" (66mm) of precipitation is typically accumulated. Throughout the year, in Thorndale, Pennsylvania, there are 145.6 rainfall days, and 26.81" (681mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Thorndale are January through May, October through December. May is the last month it regularly snows. During 0.1 snowfall days, in May, Thorndale aggregates 0.12" (3mm) of snow. In Thorndale, during the entire year, snow falls for 17.2 days and aggregates up to 10.47" (266mm) of snow.

Daylight

The average length of the day in May in Thorndale is 14h and 25min.
On the first day of May, sunrise is at 6:01 am and sunset at 7:58 pm. On the last day of the month, sunrise is at 5:36 am and sunset at 8:25 pm EDT.

Sunshine

The average sunshine in May is 8.3h.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index in Thorndale. 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: A maximum UV index of 6 in May translates into the following recommendations:
Undertake protective measures and comply with sun safety rules. Shielding against skin and eye damage is essential. To the best of your ability, limit your exposure to the sun between the hours of 10 a.m. and 4 p.m., when UV radiation is at its peak. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration. Consider carefully! The reflective quality of snow can almost double the intensity of the Sun's UV radiation.
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Frequently asked questions

What are May temperatures in Thorndale?

An average high-temperature, in May, in Thorndale, is 70.9°F (21.6°C) and the average low-temperature is 52.3°F (11.3°C).

What are the most humid months in Thorndale?

February, May and October, with an average relative humidity of 80%, are most humid months in Thorndale.

What is the average humidity in May in Thorndale?

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

How much does it rain in Thorndale in May?

In May, the rain falls for 16.8 days. Throughout May, 2.6" (66mm) of precipitation is accumulated.

What is the last month it snows in Thorndale?

May is the last month it regularly snows in Thorndale, Pennsylvania. During 0.1 snowfall days, in May, Thorndale aggregates 0.12" (3mm) of snow.

How many hours of daylight does Thorndale have in May?

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

When are sunrise and sunset in May in Thorndale?

On the first day of May, sunrise is at 6:01 am and sunset at 7:58 pm. On the last day of the month, sunrise is at 5:36 am and sunset at 8:25 pm EDT.

How many hours of sunshine does Thorndale have in May?

In May, the average sunshine duration in Thorndale is 8.3h.

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

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

What is the UV index intensity in May in Thorndale?

In Thorndale, Pennsylvania, the average daily maximum UV index in May is 6. A UV Index value of 6 to 7 symbolizes a high health risk from exposure to the Sun's 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
Thorndale, PA

Average temperature in May - Thorndale, PA
  • Average high temperature in May: 70.9°F

The warmest month (with the highest average high temperature) is July (84°F).
The month with the lowest average high temperature is January (35.4°F).

  • Average low temperature in May: 52.3°F

The month with the highest average low temperature is July (66.2°F).
The coldest month (with the lowest average low temperature) is January (23.7°F).

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Average pressure in May
Thorndale, PA

Average pressure in May - Thorndale, 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
Thorndale, PA

Average wind speed in May - Thorndale, PA
  • Average wind speed in May: 6.5mph

The windiest months (with the highest average wind speed) are January and March (8.5mph).
The calmest months (with the lowest average wind speed) are July and August (5.2mph).

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Average humidity in May
Thorndale, PA

Average humidity in May - Thorndale, PA
  • Average humidity in May: 80%

The months with the highest relative humidity are February, May and October (80%).
The month with the lowest relative humidity is April (75%).

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Average rainfall in May
Thorndale, PA

Average rainfall in May - Thorndale, PA
  • Average rainfall in May: 2.6"

The wettest month (with the highest rainfall) is August (3.31").
The driest month (with the least rainfall) is February (1.61").

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Average rainfall days in May
Thorndale, PA

Average rainfall days in May - Thorndale, PA
  • Average rainfall days in May: 16.8 days

The month with the highest number of rainy days is May (16.8 days).
The month with the least rainy days is January (6.7 days).

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Average snowfall in May
Thorndale, PA

Average snowfall in May - Thorndale, PA
  • Average snowfall in May: 0.12"

The month with the highest snowfall is March (3.46").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in May
Thorndale, PA

Average snowfall days in May - Thorndale, PA
  • Average snowfall days in May: 0.1 days

The month with the highest number of snowfall days is February (4.8 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
Thorndale, PA

Average daylight in May / Average sunshine in May - Thorndale, 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
Thorndale, PA

Average sunshine days in May - Thorndale, PA
  • Average sunshine days in May: 12.3 days

The month with the most sunshine days is December (20.5 days).
The month with the least sunshine days is May (12.3 days).

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Average UV index in May
Thorndale, PA

Average UV index in May - Thorndale, 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, March, November and December (UV index 2).

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Average cloud cover in May
Thorndale, PA

Average cloud cover in May - Thorndale, 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
Thorndale, PA

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

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

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Thorndale, Pennsylvania, USA

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