May weather forecast
Andalusia, PA

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Weather in May

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

Temperature

Andalusia experiences a temperature shift with the start of May, with average high-temperatures moving from an enjoyable 61.7°F (16.5°C) in April to an agreeable 71.8°F (22.1°C). Andalusia experiences an average nighttime temperature of 54.5°F (12.5°C) in the month of May.

Humidity

In May, the average relative humidity is 75%.

Rainfall

In Andalusia, in May, it is raining for 17.3 days, with typically 2.8" (71mm) of accumulated precipitation. In Andalusia, 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 Andalusia. May is the last month it regularly snows in Andalusia. During 0.1 snowfall days, in May, Andalusia aggregates 0.2" (5mm) of snow. Throughout the year, in Andalusia, there are 16.8 snowfall days, and 8.5" (216mm) of snow is accumulated.

Daylight

The average length of the day in May in Andalusia 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 May, the average sunshine in Andalusia is 8.4h.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index in Andalusia, Pennsylvania. A UV Index of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to UV radiation for average individuals.
Note: A typical high UV index of 6 in May suggests the following recommendations:
Take precautions and adopt sun safety practices. Protection against sunburn is obliged. Stay in the shade and limit direct Sun exposure from 10 a.m. to 4 p.m., a time when UV radiation is particularly strong. Remember, however, that shade structures may not provide complete protection. Employ a wide-brim hat for potent defense against up to 50% of UV rays. Be aware! The intensity of the Sun's UV radiation can be amplified nearly twice due to snow reflection.
Updated: Feb 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in Andalusia in May?

May temperatures vary between a high-temperature of 71.8°F (22.1°C) and a low-temperature of 54.5°F (12.5°C).

What is the average humidity in May in Andalusia?

In Andalusia, the average relative humidity in May is 75%.

How much does it rain in Andalusia in May?

In Andalusia, Pennsylvania, in May, it is raining for 17.3 days, with typically 2.8" (71mm) of accumulated precipitation.

What is the last month it snows in Andalusia?

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

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

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

What time are sunrise and sunset in May in Andalusia?

On the first day of May in Andalusia, Pennsylvania, 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 long on average sun shines in May in Andalusia?

In May, the average sunshine duration is 8.4h.

When is the highest UV index in Andalusia?

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

What is the UV index intensity in May in Andalusia?

The average daily maximum UV index in May in Andalusia, Pennsylvania, is 6. A UV Index value of 6 to 7 symbolizes a high hazard to health 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
Andalusia, PA

Average temperature in May - Andalusia, 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).

Average pressure in May
Andalusia, PA

Average pressure in May - Andalusia, 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).

Average wind speed in May
Andalusia, PA

Average wind speed in May - Andalusia, 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).

Average humidity in May
Andalusia, PA

Average humidity in May - Andalusia, 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%).

Average rainfall in May
Andalusia, PA

Average rainfall in May - Andalusia, 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").

Average rainfall days in May
Andalusia, PA

Average rainfall days in May - Andalusia, 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).

Average snowfall in May
Andalusia, PA

Average snowfall in May - Andalusia, 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").

Average snowfall days in May
Andalusia, PA

Average snowfall days in May - Andalusia, 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).

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

Average daylight in May / Average sunshine in May - Andalusia, 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).

Average sunshine days in May
Andalusia, PA

Average sunshine days in May - Andalusia, 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).

Average UV index in May
Andalusia, PA

Average UV index in May - Andalusia, 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
Andalusia, PA

Average cloud cover in May - Andalusia, 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).

Average visibility in May
Andalusia, PA

Average visibility in May - Andalusia, 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).

Andalusia, Pennsylvania, USA

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