May weather forecast
Dublin, PA

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Weather in May

May, the last month of the spring in Dublin, is a pleasant month, with an average temperature varying between 70.7°F (21.5°C) and 52.3°F (11.3°C).

Temperature

As May arrives, a rise in the average high-temperature is observed, moving from a moderate 60.1°F (15.6°C) in April to an agreeable 70.7°F (21.5°C). Dublin, during the nights of May, experiences an average temperature drop to a cool 52.3°F (11.3°C).

Humidity

In Dublin, the average relative humidity in May is 77%.

Rainfall

In Dublin, Pennsylvania, in May, it is raining for 17.6 days, with typically 3.03" (77mm) of accumulated precipitation. Throughout the year, there are 157.1 rainfall days, and 31.73" (806mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Dublin are January through May, October through December. May is the last month it regularly snows. During 0.2 snowfall days, in May, Dublin aggregates 0.47" (12mm) of snow. In Dublin, during the entire year, snow falls for 26.7 days and aggregates up to 14.37" (365mm) of snow.

Daylight

The average length of the day in May is 14h and 26min.
On the first day of the month, sunrise is at 5:58 am and sunset at 7:56 pm. On the last day of May, sunrise is at 5:32 am and sunset at 8:24 pm EDT.

Sunshine

In May, the average sunshine is 8.5h.

UV index

The months with the highest UV index 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: The daily maximum UV index of 6 in May interprets into the following advice:
Ward off overexposure. Defence against solar harm is crucial. Stay out of direct sunlight between 10 a.m. and 4 p.m., when UV radiation is most intense, and remember that not all shade structures provide complete protection. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage. Notice this! Nearly double the intensity of the Sun's UV radiation can be caused by snow reflection.
Updated: Jun 17, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are May temperatures?

During May, Dublin experiences an average high-temperature of 70.7°F (21.5°C) and a low-temperature of 52.3°F (11.3°C).

What is the average humidity in May?

In Dublin, the average relative humidity in May is 77%.

How many days does it rain in May?

In Dublin, during May, the rain falls for 17.6 days and regularly aggregates up to 3.03" (77mm) of precipitation.

What is the last month it snows?

May is the last month it regularly snows. During 0.2 snowfall days, in May, Dublin aggregates 0.47" (12mm) of snow.

What is the average length of the day in May?

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

When is the sunrise / sunset in May?

On the first day of May, sunrise is at 5:58 am and sunset at 7:56 pm. On the last day of the month, sunrise is at 5:32 am and sunset at 8:24 pm EDT.

How long on average sun shines in May?

The average sunshine duration in May in Dublin is 8.5h.

What are the months with the highest UV index?

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

What is the UV index intensity in May?

The average daily maximum UV index in May is 6. A UV Index reading of 6 to 7 represents a high hazard to health from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Dublin, PA

Average temperature in May - Dublin, PA
  • Average high temperature in May: 70.7°F

The warmest month (with the highest average high temperature) is July (84.9°F).
The month with the lowest average high temperature is January (35.2°F).

  • Average low temperature in May: 52.3°F

The month with the highest average low temperature is July (65.7°F).
The coldest month (with the lowest average low temperature) is January (23°F).

Average pressure in May
Dublin, PA

Average pressure in May - Dublin, 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).

Average wind speed in May
Dublin, PA

Average wind speed in May - Dublin, PA
  • Average wind speed in May: 6.4mph

The windiest month (with the highest average wind speed) is March (8.2mph).
The calmest month (with the lowest average wind speed) is August (5mph).

Average humidity in May
Dublin, PA

Average humidity in May - Dublin, PA
  • Average humidity in May: 77%

The month with the highest relative humidity is February (80%).
The months with the lowest relative humidity are April and July (74%).

Average rainfall in May
Dublin, PA

Average rainfall in May - Dublin, PA
  • Average rainfall in May: 3.03"

The wettest months (with the highest rainfall) are July and August (3.07").
The driest month (with the least rainfall) is September (1.85").

Average rainfall days in May
Dublin, PA

Average rainfall days in May - Dublin, PA
  • Average rainfall days in May: 17.6 days

The month with the highest number of rainy days is May (17.6 days).
The month with the least rainy days is January (8.8 days).

Average snowfall in May
Dublin, PA

Average snowfall in May - Dublin, PA
  • Average snowfall in May: 0.47"

The month with the highest snowfall is March (4.13").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in May
Dublin, PA

Average snowfall days in May - Dublin, PA
  • Average snowfall days in May: 0.2 days

The month with the highest number of snowfall days is January (8.2 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in May / Average sunshine in May - Dublin, 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 18min).

  • Average sunshine in May: 8h and 3min

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 42min).

Average sunshine days in May
Dublin, PA

Average sunshine days in May - Dublin, PA
  • Average sunshine days in May: 12.2 days

The month with the most sunshine days is November (18.2 days).
The month with the least sunshine days is June (11.9 days).

Average UV index in May
Dublin, PA

Average UV index in May - Dublin, 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).

Average cloud cover in May
Dublin, PA

Average cloud cover in May - Dublin, 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 32).

Average visibility in May
Dublin, PA

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

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

Dublin, Pennsylvania, USA

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