May weather forecast
Bala Cynwyd, PA

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Weather in May

May, the last month of the spring in Bala Cynwyd, is a pleasant month, with an average temperature fluctuating between 71.8°F (22.1°C) and 54.3°F (12.4°C).

Temperature

As Bala Cynwyd transitions into May, the average high-temperature shows a change, moving from a refreshing 61.2°F (16.2°C) in April to an agreeable 71.8°F (22.1°C). An average nighttime temperature of 54.3°F (12.4°C) is recorded during May.

Humidity

The average relative humidity in May is 75%.

Rainfall

In Bala Cynwyd, in May, it is raining for 12.6 days, with typically 0.91" (23mm) of accumulated precipitation. In Bala Cynwyd, during the entire year, the rain falls for 111.8 days and collects up to 9.69" (246mm) of precipitation.

Snowfall

In Bala Cynwyd, snow does not fall in April through October.

Daylight

In May, the average length of the day in Bala Cynwyd is 14h and 25min.
On the first day of the month, sunrise is at 5:59 am and sunset at 7:56 pm. On the last day of May, sunrise is at 5:34 am and sunset at 8:23 pm EDT.

Sunshine

In May, the average sunshine is 8.4h.

UV index

The months with the highest UV index are May through August, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high health risk from exposure to the Sun's UV radiation for average individuals.
Note: An average UV index of 6 in May transforms into this advice:
Persist in precautions and follow sun safety policies. Keeping sunburn at bay is imperative. 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. Enhance your sun protection with tightly woven, yet airy clothing.

Frequently asked questions

What is the usual temperature for Bala Cynwyd in May?

In Bala Cynwyd, in May, the average high-temperature is 71.8°F (22.1°C), and the average low-temperature is 54.3°F (12.4°C).

What is the average humidity in May in Bala Cynwyd?

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

How many days does it rain in May in Bala Cynwyd?

In Bala Cynwyd, in May, during 12.6 rainfall days, 0.91" (23mm) of precipitation is typically accumulated.

When it does not snow?

April through October are months without snowfall.

What is the average length of the day in May?

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

When are sunrise and sunset in May?

In May, on the first day of the month, sunrise is at 5:59 am and sunset at 7:56 pm. On the last day of the month, sunrise is at 5:34 am and sunset at 8:23 pm EDT.

How long on average sun shines in May?

The average sunshine duration in May is 8.4h.

What are the months with the highest UV index?

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

How high is the UV index in May?

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
Bala Cynwyd, PA

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

The warmest month (with the highest average high temperature) is July (85.8°F).
The month with the lowest average high temperature is January (36.7°F).

  • Average low temperature in May: 54.3°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°F).

Average pressure in May
Bala Cynwyd, PA

Average pressure in May - Bala Cynwyd, 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
Bala Cynwyd, PA

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

The windiest month (with the highest average wind speed) is March (8.5mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).

Average humidity in May
Bala Cynwyd, PA

Average humidity in May - Bala Cynwyd, PA
  • Average humidity in May: 75%

The months with the highest relative humidity are February and October (78%).
The months with the lowest relative humidity are April, July and August (71%).

Average rainfall in May
Bala Cynwyd, PA

Average rainfall in May - Bala Cynwyd, PA
  • Average rainfall in May: 0.91"

The wettest months (with the highest rainfall) are July and August (1.14").
The driest month (with the least rainfall) is January (0.55").

Average rainfall days in May
Bala Cynwyd, PA

Average rainfall days in May - Bala Cynwyd, PA
  • Average rainfall days in May: 12.6 days

The month with the highest number of rainy days is July (13.3 days).
The month with the least rainy days is January (5.3 days).

Average snowfall in May
Bala Cynwyd, PA

Average snowfall in May - Bala Cynwyd, PA
  • Average snowfall in May: 0"

The months with the highest snowfall are February and March (0.98").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in May
Bala Cynwyd, PA

Average snowfall days in May - Bala Cynwyd, PA
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is January (4.5 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight in May /
Average sunshine in May
Bala Cynwyd, PA

Average daylight in May / Average sunshine in May - Bala Cynwyd, 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 36min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).

Average sunshine days in May
Bala Cynwyd, PA

Average sunshine days in May - Bala Cynwyd, PA
  • Average sunshine days in May: 15.3 days

The month with the most sunshine days is November (22.5 days).
The month with the least sunshine days is July (14.9 days).

Average UV index in May
Bala Cynwyd, PA

Average UV index in May - Bala Cynwyd, 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, November and December (UV index 2).

Average cloud cover in May
Bala Cynwyd, PA

Average cloud cover in May - Bala Cynwyd, PA
  • Average cloud cover in May: 48

The month with the most cloud cover is February (Cloud cover 49).
The month with the least cloud cover is July (Cloud cover 32).

Average visibility in May
Bala Cynwyd, PA

Average visibility in May - Bala Cynwyd, PA
  • Average visibility in May: 5mi

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

Bala Cynwyd, Pennsylvania, USA

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