May weather forecast
Trevose, PA

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Weather in May

The last month of the spring, May, is a pleasant month in Trevose, Pennsylvania, with an average temperature ranging between min 54.5°F (12.5°C) and max 71.8°F (22.1°C).

Temperature

A rise in the average high-temperature is observed during May, moving from an enjoyable 61.7°F (16.5°C) in April to an agreeable 71.8°F (22.1°C). Trevose's average low-temperature is measured at a cool 54.5°F (12.5°C) during May.

Humidity

The average relative humidity in May in Trevose, Pennsylvania, is 75%.

Rainfall

In May, in Trevose, the rain falls for 17.3 days. Throughout May, 2.8" (71mm) of precipitation is accumulated. In Trevose, during the entire year, the rain falls for 153.8 days and collects up to 30.94" (786mm) of precipitation.

Snowfall

January through May, November and December are months with snowfall in Trevose. May is the last month it regularly snows in Trevose. During 0.1 snowfall days, in May, Trevose aggregates 0.2" (5mm) of snow. In Trevose, during the entire year, snow falls for 16.8 days and aggregates up to 8.5" (216mm) of snow.

Daylight

In May, the average length of the day in Trevose, Pennsylvania, is 14h and 25min.
On the first day of May, sunrise is at 5:58 am and sunset at 7:55 pm. On the last day of the month, sunrise is at 5:32 am and sunset at 8:22 pm EDT.

Sunshine

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

UV index

The months with the highest UV index in Trevose 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 rays for the ordinary person.
Note: In May, the maximum UV index of 6 suggests this advice:
Implement preventive steps and embrace sun safety standards. Protection from skin and eye distress is compulsory. Stay in the shade and avoid direct Sun exposure from 10 a.m. to 4 p.m., a period when UV radiation is particularly strong, noting that parasols or canopies may not offer total sun protection. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. On your guard! Snow's reflection can almost double the intensity of the Sun's UV radiation.
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Frequently asked questions

What is the average May temperature in Trevose?

In May, the average high-temperature and low-temperature are 71.8°F (22.1°C) and 54.5°F (12.5°C) respectively.

What is the average humidity in May in Trevose?

The average relative humidity in May in Trevose, Pennsylvania, is 75%.

How many days does it rain in May in Trevose?

In Trevose, Pennsylvania, during May, the rain falls for 17.3 days and regularly aggregates up to 2.8" (71mm) of precipitation.

What is the last month it snows in Trevose?

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

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

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

When are sunrise and sunset in May in Trevose?

On the first day of May, sunrise is at 5:58 am and sunset at 7:55 pm. On the last day of the month, sunrise is at 5:32 am and sunset at 8:22 pm EDT.

How many hours of sunshine does Trevose have in May?

In Trevose, Pennsylvania, the average sunshine duration in May is 8.4h.

When is the highest UV index in Trevose?

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

How high is the UV index in May in Trevose?

In May, the average daily maximum UV index in Trevose, Pennsylvania, is 6. A UV Index estimate of 6 to 7 represents a high health vulnerability 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
Trevose, PA

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

The warmest month (with the highest average high temperature) is July (86.4°F).
The month with the lowest average high temperature is January (37.4°F).

  • Average low temperature in May: 54.5°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 (25.2°F).

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Average pressure in May
Trevose, PA

Average pressure in May - Trevose, 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 (29.93"Hg).

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Average wind speed in May
Trevose, PA

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

The windiest months (with the highest average wind speed) are March and April (8.5mph).
The calmest month (with the lowest average wind speed) is August (5.6mph).

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Average humidity in May
Trevose, PA

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

The months with the highest relative humidity are February and October (77%).
The months with the lowest relative humidity are April, July and August (71%).

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Average rainfall in May
Trevose, PA

Average rainfall in May - Trevose, PA
  • Average rainfall in May: 2.8"

The wettest month (with the highest rainfall) is July (3.39").
The driest month (with the least rainfall) is January (1.89").

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Average rainfall days in May
Trevose, PA

Average rainfall days in May - Trevose, PA
  • Average rainfall days in May: 17.3 days

The month with the highest number of rainy days is July (18.5 days).
The month with the least rainy days is November (7.5 days).

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Average snowfall in May
Trevose, PA

Average snowfall in May - Trevose, PA
  • Average snowfall in May: 0.2"

The month with the highest snowfall is March (2.76").
The months with the least snowfall are June, July, August, September and October (0").

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Average snowfall days in May
Trevose, PA

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

The month with the highest number of snowfall days is January (5.2 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

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Average daylight in May /
Average sunshine in May
Trevose, PA

Average daylight in May / Average sunshine in May - Trevose, 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 30min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).

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Average sunshine days in May
Trevose, PA

Average sunshine days in May - Trevose, PA
  • Average sunshine days in May: 11.9 days

The month with the most sunshine days is November (21.2 days).
The month with the least sunshine days is July (10.4 days).

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Average UV index in May
Trevose, PA

Average UV index in May - Trevose, 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
Trevose, PA

Average cloud cover in May - Trevose, PA
  • Average cloud cover in May: 47

The month with the most cloud cover is February (Cloud cover 48).
The month with the least cloud cover is July (Cloud cover 33).

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Average visibility in May
Trevose, PA

Average visibility in May - Trevose, 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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Trevose, Pennsylvania, USA

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