May weather forecast
Denver, PA

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Weather in May

The last month of the spring, May, is an agreeable month in Denver, Pennsylvania, with temperature in the range of an average high of 69.6°F (20.9°C) and an average low of 51.8°F (11°C).

Temperature

May indicates a change in the average high-temperature, moving up from a moderate 59.5°F (15.3°C) in April to a pleasant 69.6°F (20.9°C). May generally records an average low-temperature of 51.8°F (11°C).

Humidity

The months with the highest humidity are February, May and October, with an average relative humidity of 81%.

Rainfall

In Denver, in May, it is raining for 14.6 days, with typically 1.26" (32mm) of accumulated precipitation. In Denver, during the entire year, the rain falls for 127.9 days and collects up to 11.69" (297mm) of precipitation.

Snowfall

January through March, May, November and December are months with snowfall. May is the first month it typically snows. Throughout May, in the average 0.1 snowfall days, it receives 0.04" (1mm) of snow. Throughout the year, there are 18.5 snowfall days, and 3.86" (98mm) of snow is accumulated.

Daylight

In May, the average length of the day is 14h and 26min.
On the first day of the month, sunrise is at 6:03 am and sunset at 8:00 pm. On the last day of May, sunrise is at 5:37 am and sunset at 8:27 pm EDT.

Sunshine

In May, the average sunshine is 8.4h.

UV index

May through July, with an average maximum UV index of 6, are months with the highest UV index. A UV Index estimate of 6 to 7 represents a high health vulnerability from unsafe exposure to UV radiation for ordinary individuals.
Note: The UV index of 6 during May leads to these advisories:
Employ safeguards and advocate sun safety protocols. Shielding against skin and eye damage is crucial. Avoid exposure to the Sun and try to stay in the shade between 10 a.m. and 4 p.m., when UV radiation is most potent, but be aware that parasols or canopies may not offer full protection. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes. Mark this! Snow reflection can nearly double the UV radiation intensity from the Sun.
Updated: Jun 20, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average May temperature?

In Denver, in May, the average high-temperature is 69.6°F (20.9°C), and the average low-temperature is 51.8°F (11°C).

What are the most humid months?

The months with the highest humidity are February, May and October, with an average relative humidity of 81%.

What is the average humidity in May?

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

How much does it rain in May?

In Denver, in May, during 14.6 rainfall days, 1.26" (32mm) of precipitation is typically accumulated.

When does it start to snow?

May is the first month it typically snows. Throughout May, in the average 0.1 snowfall days, it receives 0.04" (1mm) of snow.

What is the average length of the day in May?

In Denver, the average day length in May is 14h and 26min.

When is the sunrise / sunset in May in Denver?

On the first day of May, sunrise is at 6:03 am and sunset at 8:00 pm. On the last day of the month, sunrise is at 5:37 am and sunset at 8:27 pm EDT.

How many hours of sunshine does Denver have in May?

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

When is the highest UV index in Denver?

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

How high is the UV index in May?

In Denver, the average daily maximum UV index in May is 6. A UV Index value of 6 to 7 symbolizes a high health risk from unsafe 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
Denver, PA

Average temperature in May - Denver, PA
  • Average high temperature in May: 69.6°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 (35.2°F).

  • Average low temperature in May: 51.8°F

The month with the highest average low temperature is July (64.2°F).
The coldest month (with the lowest average low temperature) is January (22.5°F).

Average pressure in May
Denver, PA

Average pressure in May - Denver, 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).

Average wind speed in May
Denver, PA

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

The windiest months (with the highest average wind speed) are January and March (8.6mph).
The calmest month (with the lowest average wind speed) is August (4.9mph).

Average humidity in May
Denver, PA

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

The months with the highest relative humidity are February, May and October (81%).
The month with the lowest relative humidity is April (76%).

Average rainfall in May
Denver, PA

Average rainfall in May - Denver, PA
  • Average rainfall in May: 1.26"

The wettest month (with the highest rainfall) is July (1.46").
The driest month (with the least rainfall) is February (0.67").

Average rainfall days in May
Denver, PA

Average rainfall days in May - Denver, PA
  • Average rainfall days in May: 14.6 days

The month with the highest number of rainy days is July (14.8 days).
The month with the least rainy days is January (6.5 days).

Average snowfall in May
Denver, PA

Average snowfall in May - Denver, PA
  • Average snowfall in May: 0.04"

The month with the highest snowfall is January (1.18").
The months with the least snowfall are April, June, July, August, September and October (0").

Average snowfall days in May
Denver, PA

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

The month with the highest number of snowfall days is January (5.8 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

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

Average daylight in May / Average sunshine in May - Denver, 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 36min).

Average sunshine days in May
Denver, PA

Average sunshine days in May - Denver, PA
  • Average sunshine days in May: 13.3 days

The month with the most sunshine days is November (21 days).
The month with the least sunshine days is July (12.5 days).

Average UV index in May
Denver, PA

Average UV index in May - Denver, PA
  • Average UV index in May: 6

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

Average cloud cover in May
Denver, PA

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

The months with the most cloud cover are February and December (Cloud cover 49).
The month with the least cloud cover is July (Cloud cover 31).

Average visibility in May
Denver, PA

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

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

Denver, Pennsylvania, USA

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