May weather forecast
Marshallton, PA

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Weather in May

May, the last month of the spring in Marshallton, is a pleasant month, with temperature in the range of an average high of 68.7°F (20.4°C) and an average low of 49.5°F (9.7°C).

Temperature

Marshallton's weather shows a temperature rise with the arrival of May, moving from a mild 57.9°F (14.4°C) in April to a pleasant 68.7°F (20.4°C). In Marshallton, an average nighttime temperature of 49.5°F (9.7°C) is expected during May.

Humidity

The average relative humidity in May is 81%.

Rainfall

In Marshallton, Pennsylvania, during May, the rain falls for 9.4 days and regularly aggregates up to 0.71" (18mm) of precipitation. In Marshallton, during the entire year, the rain falls for 78.5 days and collects up to 6.57" (167mm) of precipitation.

Snowfall

May through October are months without snowfall in Marshallton.

Daylight

In Marshallton, the average length of the day in May is 14h and 28min.
On the first day of the month, sunrise is at 6:03 am and sunset at 8:02 pm. On the last day of May, in Marshallton, sunrise is at 5:36 am and sunset at 8:30 pm EDT.

Sunshine

In May, the average sunshine is 8.3h.

UV index

In May, the average daily maximum UV index in Marshallton is 5. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for the ordinary person.
Note: The maximum daily UV index of 5 in May converts into the following recommendations:
Take necessary precautions - Suggestions to elude sunburn are provided. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. Opt for tightly woven and loose clothing to enhance protection from the Sun. Beware! Reflection from snow can magnify the Sun's UV radiation nearly twofold.
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Frequently asked questions

What are the temperatures in Marshallton in May?

An average high-temperature, in May, in Marshallton, is 68.7°F (20.4°C) and the average low-temperature is 49.5°F (9.7°C).

What is the average humidity in May in Marshallton?

In Marshallton, the average relative humidity in May is 81%.

How much does it rain in Marshallton in May?

In Marshallton, in May, it is raining for 9.4 days, with typically 0.71" (18mm) of accumulated precipitation.

When it does not snow in Marshallton?

May through October are months without snowfall.

Does it snow in Marshallton in May?

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

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

In Marshallton, the average day length in May is 14h and 28min.

What time are sunrise and sunset in May in Marshallton?

On the first day of May, sunrise is at 6:03 am and sunset at 8:02 pm. On the last day of the month, sunrise is at 5:36 am and sunset at 8:30 pm EDT.

How many hours of sunshine does Marshallton have in May?

The average sunshine duration in May in Marshallton, Pennsylvania, is 8.3h.

How high is the UV index in May in Marshallton?

In Marshallton, 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
Marshallton, PA

Average temperature in May - Marshallton, PA
  • Average high temperature in May: 68.7°F

The warmest month (with the highest average high temperature) is July (81.5°F).
The month with the lowest average high temperature is January (32.2°F).

  • Average low temperature in May: 49.5°F

The month with the highest average low temperature is July (61.2°F).
The coldest month (with the lowest average low temperature) is January (20.1°F).

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Average pressure in May
Marshallton, PA

Average pressure in May - Marshallton, 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
Marshallton, PA

Average wind speed in May - Marshallton, 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 (4.7mph).

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Average humidity in May
Marshallton, PA

Average humidity in May - Marshallton, PA
  • Average humidity in May: 81%

The month with the highest relative humidity is February (82%).
The months with the lowest relative humidity are March and April (77%).

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Average rainfall in May
Marshallton, PA

Average rainfall in May - Marshallton, PA
  • Average rainfall in May: 0.71"

The wettest month (with the highest rainfall) is July (0.79").
The driest month (with the least rainfall) is September (0.24").

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Average rainfall days in May
Marshallton, PA

Average rainfall days in May - Marshallton, PA
  • Average rainfall days in May: 9.4 days

The month with the highest number of rainy days is July (10.4 days).
The month with the least rainy days is November (3.2 days).

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Average snowfall in May
Marshallton, PA

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

The months with the highest snowfall are January, February and March (0.43").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in May
Marshallton, PA

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

The month with the highest number of snowfall days is January (5.7 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
Marshallton, PA

Average daylight in May / Average sunshine in May - Marshallton, PA
  • 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: 8h and 2min

The month with the most sunshine is July (Average sunshine: 10h and 24min).
The months with the least sunshine are January and February (Average sunshine: 4h and 12min).

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Average sunshine days in May
Marshallton, PA

Average sunshine days in May - Marshallton, PA
  • Average sunshine days in May: 17.6 days

The month with the most sunshine days is January (24.4 days).
The month with the least sunshine days is July (16.5 days).

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Average UV index in May
Marshallton, PA

Average UV index in May - Marshallton, 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
Marshallton, PA

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

The month with the most cloud cover is February (Cloud cover 55).
The month with the least cloud cover is July (Cloud cover 32).

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Average visibility in May
Marshallton, PA

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

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

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Marshallton, Pennsylvania, USA

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