May weather forecast
Brownstown, PA

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Weather in May

May, the last month of the spring in Brownstown, is a pleasant month, with temperature in the range of an average low of 52.2°F (11.2°C) and an average high of 70.2°F (21.2°C).

Temperature

The onset of May brings a temperature shift, with the average high-temperature moving from a moderate 59.9°F (15.5°C) in April to an agreeable 70.2°F (21.2°C). An average temperature of 52.2°F (11.2°C) is recorded during the nights in May.

Humidity

May is the most humid month, with an average relative humidity of 81%.

Rainfall

In Brownstown, in May, it is raining for 17.1 days, with typically 2.87" (73mm) of accumulated precipitation. Throughout the year, there are 161.8 rainfall days, and 30.31" (770mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, October through December. May is the last month it regularly snows. During 0.1 snowfall days, in May, Brownstown aggregates 0.04" (1mm) of snow. In Brownstown, during the entire year, snow falls for 24.1 days and aggregates up to 11.93" (303mm) of snow.

Daylight

In Brownstown, the average length of the day in May is 14h and 25min.
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 8.3h.

UV index

In May, the average daily maximum UV index is 5. A UV Index of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for average individuals.
Note: The maximum daily UV index, 5 in May, converts into the following recommendations:
Take necessary precautions - Defending against sun damage is advocated. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears. Take heed! Reflection from the snow can almost amplify the Sun's UV radiation by double.

Frequently asked questions

What are May temperatures?

The high-temperature, in May, in Brownstown, records 70.2°F (21.2°C), while the low-temperature is 52.2°F (11.2°C).

What is the most humid month?

May is the most humid month, with an average relative humidity of 81%.

What is the average humidity in May?

In May, the average relative humidity is 81%.

How much does it rain in May?

In Brownstown, in May, it is raining for 17.1 days, with typically 2.87" (73mm) of accumulated precipitation.

What is the last month it snows?

May is the last month it regularly snows. During 0.1 snowfall days, in May, Brownstown aggregates 0.04" (1mm) of snow.

What is the average length of the day in May?

The average day length in May is 14h and 25min.

When is the sunrise / sunset in May?

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 Brownstown have in May?

In May, the average sunshine duration is 8.3h.

What is the UV index intensity in May?

In Brownstown, the average daily maximum UV index in May is 5. A UV Index value of 3 to 5 symbolizes a medium hazard to health from 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
Brownstown, PA

Average temperature in May - Brownstown, PA
  • Average high temperature in May: 70.2°F

The warmest month (with the highest average high temperature) is July (82.6°F).
The month with the lowest average high temperature is January (35.4°F).

  • Average low temperature in May: 52.2°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 (22.8°F).

Average pressure in May
Brownstown, PA

Average pressure in May - Brownstown, 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
Brownstown, PA

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

The windiest month (with the highest average wind speed) is March (8.9mph).
The calmest month (with the lowest average wind speed) is August (5mph).

Average humidity in May
Brownstown, PA

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

The month with the highest relative humidity is May (81%).
The month with the lowest relative humidity is April (76%).

Average rainfall in May
Brownstown, PA

Average rainfall in May - Brownstown, PA
  • Average rainfall in May: 2.87"

The wettest month (with the highest rainfall) is August (3.31").
The driest month (with the least rainfall) is February (2.09").

Average rainfall days in May
Brownstown, PA

Average rainfall days in May - Brownstown, PA
  • Average rainfall days in May: 17.1 days

The month with the highest number of rainy days is July (17.3 days).
The month with the least rainy days is January (9 days).

Average snowfall in May
Brownstown, PA

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

The month with the highest snowfall is March (3.43").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in May
Brownstown, PA

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

The month with the highest number of snowfall days is January (7.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in May / Average sunshine in May - Brownstown, 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
Brownstown, PA

Average sunshine days in May - Brownstown, PA
  • Average sunshine days in May: 11.6 days

The month with the most sunshine days is November (17.8 days).
The months with the least sunshine days are May and July (11.6 days).

Average UV index in May
Brownstown, PA

Average UV index in May - Brownstown, PA
  • Average UV index in May: 5

The months with the highest UV index are 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
Brownstown, PA

Average cloud cover in May - Brownstown, 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
Brownstown, PA

Average visibility in May - Brownstown, 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).

Brownstown, Pennsylvania, USA

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