May weather forecast
Sweet Briar, PA

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Weather in May

The last month of the spring, May, is a pleasant month in Sweet Briar, Pennsylvania, with an average temperature ranging between max 71.4°F (21.9°C) and min 53.4°F (11.9°C).

Temperature

With the onset of May, Sweet Briar's weather sees a temperature rise, transitioning from a comfortable 60.8°F (16°C) in April to a pleasant 71.4°F (21.9°C). An average nighttime temperature of 53.4°F (11.9°C) is recorded during May.

Humidity

The average relative humidity in May is 76%.

Rainfall

In Sweet Briar, during May, the rain falls for 16 days and regularly aggregates up to 1.77" (45mm) of precipitation. In Sweet Briar, Pennsylvania, during the entire year, the rain falls for 138.2 days and collects up to 15.59" (396mm) of precipitation.

Snowfall

January through March, May 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 0.16" (4mm) of snow. In Sweet Briar, during the entire year, snow falls for 15.8 days and aggregates up to 2.13" (54mm) of snow.

Daylight

In May, the average length of the day in Sweet Briar is 14h and 24min.
On the first day of the month, sunrise is at 5:59 am and sunset at 7:55 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 8.5h.

UV index

The months with the highest UV index in Sweet Briar are May through August, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high health hazard from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The average daily UV index of 6 in May transforms into the following instructions:
Eschew overexposure. Those with light skin may suffer burns in fewer than 20 minutes. Avoid direct Sun exposure and stay in the shade between 10 a.m. and 4 p.m., a time when UV radiation is most intense, noting that not all shade structures offer full protection. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes. Bear in mind! The Sun's UV radiation can nearly double in intensity due to the reflective quality of snow.
Updated: Feb 13, 2024 | Published by: Weather U.S. | About Us / Weather Forecasting / Data Sources

Frequently asked questions

What are the temperatures in Sweet Briar in May?

The high-temperature, in May, in Sweet Briar, is 71.4°F (21.9°C), while the low-temperature averages to 53.4°F (11.9°C).

What is the average humidity in May in Sweet Briar?

The average relative humidity in May in Sweet Briar, Pennsylvania, is 76%.

How much does it rain in Sweet Briar in May?

In Sweet Briar, in May, during 16 rainfall days, 1.77" (45mm) of precipitation is typically accumulated.

When does it start snowing in Sweet Briar?

May is the first month it typically snows in Sweet Briar, Pennsylvania. Throughout May, in the average 0.1 snowfall days, it receives 0.16" (4mm) of snow.

How many hours of daylight does Sweet Briar have in May?

In Sweet Briar, Pennsylvania, the average day length in May is 14h and 24min.

When is the sunrise / sunset in May in Sweet Briar?

In May, on the first day of the month, sunrise is at 5:59 am and sunset at 7:55 pm. On the last day of the month, in Sweet Briar, Pennsylvania, sunrise is at 5:34 am and sunset at 8:23 pm EDT.

How many hours of sunshine does Sweet Briar have in May?

In Sweet Briar, Pennsylvania, the average sunshine duration in May is 8.5h.

When is the highest UV index in Sweet Briar?

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

How high is the UV index in May in Sweet Briar?

The average daily maximum UV index in May in Sweet Briar 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
Sweet Briar, PA

Average temperature in May - Sweet Briar, PA
  • Average high temperature in May: 71.4°F

The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (36.7°F).

  • Average low temperature in May: 53.4°F

The month with the highest average low temperature is July (67.5°F).
The coldest month (with the lowest average low temperature) is January (24.3°F).

Average pressure in May
Sweet Briar, PA

Average pressure in May - Sweet Briar, 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
Sweet Briar, PA

Average wind speed in May - Sweet Briar, PA
  • Average wind speed in May: 6.6mph

The windiest month (with the highest average wind speed) is March (8.3mph).
The calmest months (with the lowest average wind speed) are July and August (5.3mph).

Average humidity in May
Sweet Briar, PA

Average humidity in May - Sweet Briar, PA
  • Average humidity in May: 76%

The months with the highest relative humidity are February and October (79%).
The months with the lowest relative humidity are April and July (72%).

Average rainfall in May
Sweet Briar, PA

Average rainfall in May - Sweet Briar, PA
  • Average rainfall in May: 1.77"

The wettest month (with the highest rainfall) is July (1.89").
The driest month (with the least rainfall) is February (0.91").

Average rainfall days in May
Sweet Briar, PA

Average rainfall days in May - Sweet Briar, PA
  • Average rainfall days in May: 16 days

The month with the highest number of rainy days is May (16 days).
The month with the least rainy days is November (7.4 days).

Average snowfall in May
Sweet Briar, PA

Average snowfall in May - Sweet Briar, PA
  • Average snowfall in May: 0.16"

The months with the highest snowfall are February and March (0.55").
The months with the least snowfall are April, June, July, August, September, October and November (0").

Average snowfall days in May
Sweet Briar, PA

Average snowfall days in May - Sweet Briar, 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 April, June, July, August, September and October (0 days).

Average daylight in May /
Average sunshine in May
Sweet Briar, PA

Average daylight in May / Average sunshine in May - Sweet Briar, 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 3min

The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).

Average sunshine days in May
Sweet Briar, PA

Average sunshine days in May - Sweet Briar, PA
  • Average sunshine days in May: 12.8 days

The month with the most sunshine days is November (20.5 days).
The months with the least sunshine days are May and June (12.8 days).

Average UV index in May
Sweet Briar, PA

Average UV index in May - Sweet Briar, 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
Sweet Briar, PA

Average cloud cover in May - Sweet Briar, 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 32).

Average visibility in May
Sweet Briar, PA

Average visibility in May - Sweet Briar, 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).

Sweet Briar, Pennsylvania, USA

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