May weather forecast
Clarksville, MD

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Weather in May

May, the last month of the spring in Clarksville, is a pleasant month, with temperature in the range of an average low of 55.4°F (13°C) and an average high of 72.7°F (22.6°C).

Temperature

As May arrives, Clarksville's weather shows an increase in high-temperatures, moving from April's refreshing 63.1°F (17.3°C) to an agreeable 72.7°F (22.6°C). An average temperature of 55.4°F (13°C) marks the nights in May.

Humidity

May and October, with an average relative humidity of 77%, are the most humid months.

Rainfall

In Clarksville, in May, it is raining for 18 days, with typically 3.15" (80mm) of accumulated precipitation. In Clarksville, during the entire year, the rain falls for 159.3 days and collects up to 30.31" (770mm) of precipitation.

Snowfall

April through October are months without snowfall.

Daylight

In May, the average length of the day is 14h and 20min.
On the first day of the month, sunrise is at 6:08 am and sunset at 8:01 pm. On the last day of May, sunrise is at 5:43 am and sunset at 8:27 pm EDT.

Sunshine

In Clarksville, the average sunshine in May is 8.9h.

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 hazard from exposure to the Sun's UV radiation for the ordinary person.
Note: In May, the average maximum UV index of 6 translates into the following recommendations:
Dodge overexposure. Fair-skinned people can get singed in less than 20 minutes. Stay in the shade and limit direct sun exposure between 10 a.m. and 4 p.m., when UV radiation is at its strongest. Remember, however, that not all shade structures provide full sun protection. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly.

Frequently asked questions

What is the usual temperature for Clarksville in May?

In May, the average high-temperature and low-temperature are 72.7°F (22.6°C) and 55.4°F (13°C) respectively.

What are the most humid months?

May and October, with an average relative humidity of 77%, are most humid months.

What is the average humidity in May?

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

How many days does it rain in May?

In Clarksville, during May, the rain falls for 18 days and regularly aggregates up to 3.15" (80mm) of precipitation.

When it does not snow in Clarksville?

April through October are months without snowfall.

What is the average length of the day in May?

The average day length in May is 14h and 20min.

What time are sunrise and sunset in May?

On the first day of May, sunrise is at 6:08 am and sunset at 8:01 pm. On the last day of the month, sunrise is at 5:43 am and sunset at 8:27 pm EDT.

How many hours of sunshine does Clarksville have in May?

In May, the average sunshine duration is 8.9h.

When is the highest UV index?

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

What is the UV index reading in May?

In Clarksville, the average daily maximum UV index in May is 6. A UV Index estimate 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
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Clarksville, MD

Average temperature in May - Clarksville, MD
  • Average high temperature in May: 72.7°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 (38.1°F).

  • Average low temperature in May: 55.4°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 (26.1°F).

Average pressure in May
Clarksville, MD

Average pressure in May - Clarksville, MD
  • Average pressure in May: 30.01"Hg

The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed in May
Clarksville, MD

Average wind speed in May - Clarksville, MD
  • Average wind speed in May: 6.8mph

The windiest month (with the highest average wind speed) is March (8.6mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).

Average humidity in May
Clarksville, MD

Average humidity in May - Clarksville, MD
  • Average humidity in May: 77%

The months with the highest relative humidity are May and October (77%).
The months with the lowest relative humidity are April and July (72%).

Average rainfall in May
Clarksville, MD

Average rainfall in May - Clarksville, MD
  • Average rainfall in May: 3.15"

The wettest month (with the highest rainfall) is August (4.06").
The driest month (with the least rainfall) is January (1.85").

Average rainfall days in May
Clarksville, MD

Average rainfall days in May - Clarksville, MD
  • Average rainfall days in May: 18 days

The month with the highest number of rainy days is May (18 days).
The month with the least rainy days is January (8.4 days).

Average snowfall in May
Clarksville, MD

Average snowfall in May - Clarksville, MD
  • Average snowfall in May: 0"

The month with the highest snowfall is March (3.03").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in May
Clarksville, MD

Average snowfall days in May - Clarksville, MD
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is February (4.6 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
Clarksville, MD

Average daylight in May / Average sunshine in May - Clarksville, MD
  • Average daylight in May: 14h and 2min

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in May: 8h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 48min).
The months with the least sunshine are January and February (Average sunshine: 5h and 6min).

Average sunshine days in May
Clarksville, MD

Average sunshine days in May - Clarksville, MD
  • Average sunshine days in May: 11 days

The month with the most sunshine days is November (19.6 days).
The month with the least sunshine days is May (11 days).

Average UV index in May
Clarksville, MD

Average UV index in May - Clarksville, MD
  • 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
Clarksville, MD

Average cloud cover in May - Clarksville, MD
  • Average cloud cover in May: 44

The month with the most cloud cover is March (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 29).

Average visibility in May
Clarksville, MD

Average visibility in May - Clarksville, MD
  • Average visibility in May: 6mi

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

Clarksville, Maryland, USA

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