May weather forecast
Keys Farm, MD

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Weather in May

May, the last month of the spring in Keys Farm, is a pleasant month, with an average temperature varying between 71.2°F (21.8°C) and 57.7°F (14.3°C).

Temperature

May brings a temperature increase, with average high-temperatures moving from April's comfortable 62.2°F (16.8°C) to a pleasant 71.2°F (21.8°C). Nightly temperatures in Keys Farm drop to an average low of 57.7°F (14.3°C) in May.

Humidity

May is the most humid month, with an average relative humidity of 78%.

Rainfall

In Keys Farm, during May, the rain falls for 13.8 days and regularly aggregates up to 0.87" (22mm) of precipitation. In Keys Farm, during the entire year, the rain falls for 120.4 days and collects up to 10.47" (266mm) of precipitation.

Snowfall

April through October are months without snowfall.

Daylight

In Keys Farm, the average length of the day in May is 14h and 19min.
On the first day of the month, sunrise is at 6:06 am and sunset at 7:58 pm. On the last day of May, sunrise is at 5:42 am and sunset at 8:25 pm EDT.

Sunshine

In May, the average sunshine is 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 value of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV rays for average individuals.
Note: During May, 6 as the daily maximum UV index converts into the following advice:
Adhere to precautions and respect sun safety doctrines. Avoiding sunburn is vital. Stay in the shade and limit sun exposure from 10 a.m. to 4 p.m., when UV radiation is most potent. Keep in mind that shade structures like parasols or canopies do not offer full protection. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear.
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Frequently asked questions

What is the temperature in May in Keys Farm?

In May, in Keys Farm, the average high-temperature is 71.2°F (21.8°C), and the average low-temperature is 57.7°F (14.3°C).

What is the most humid month in Keys Farm?

With an average relative humidity of 78%, May is the most humid month in Keys Farm, Maryland.

What is the average humidity in May in Keys Farm?

In May, the average relative humidity is 78%.

How many days does it rain in May in Keys Farm?

In Keys Farm, during May, the rain falls for 13.8 days and regularly aggregates up to 0.87" (22mm) of precipitation.

When it does not snow in Keys Farm?

April through October are months without snowfall in Keys Farm.

What is the average length of the day in May in Keys Farm?

In May, the average day length in Keys Farm is 14h and 19min.

When are sunrise and sunset in May in Keys Farm?

In May, on the first day of the month, sunrise is at 6:06 am and sunset at 7:58 pm. On the last day of the month, in Keys Farm, Maryland, sunrise is at 5:42 am and sunset at 8:25 pm EDT.

How long on average sun shines in May in Keys Farm?

The average sunshine duration in May in Keys Farm, Maryland, is 9h.

When is the highest UV index in Keys Farm?

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

How high is the UV index in May in Keys Farm?

The average daily maximum UV index in May in Keys Farm is 6. A UV Index of 6 to 7 symbolizes a high hazard to health from unprotected exposure to 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
Keys Farm, MD

Average temperature in May - Keys Farm, MD
  • Average high temperature in May: 71.2°F

The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (40.3°F).

  • Average low temperature in May: 57.7°F

The month with the highest average low temperature is July (72°F).
The coldest month (with the lowest average low temperature) is January (29.8°F).

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Average pressure in May
Keys Farm, MD

Average pressure in May - Keys Farm, MD
  • 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).

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Average wind speed in May
Keys Farm, MD

Average wind speed in May - Keys Farm, MD
  • Average wind speed in May: 8mph

The windiest month (with the highest average wind speed) is January (10mph).
The calmest months (with the lowest average wind speed) are July and August (6.6mph).

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Average humidity in May
Keys Farm, MD

Average humidity in May - Keys Farm, MD
  • Average humidity in May: 78%

The month with the highest relative humidity is May (78%).
The months with the lowest relative humidity are January, March, April and November (72%).

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Average rainfall in May
Keys Farm, MD

Average rainfall in May - Keys Farm, MD
  • Average rainfall in May: 0.87"

The wettest month (with the highest rainfall) is August (1.69").
The driest month (with the least rainfall) is January (0.47").

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Average rainfall days in May
Keys Farm, MD

Average rainfall days in May - Keys Farm, MD
  • Average rainfall days in May: 13.8 days

The months with the highest number of rainy days are July and August (14.3 days).
The month with the least rainy days is November (5.3 days).

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Average snowfall in May
Keys Farm, MD

Average snowfall in May - Keys Farm, MD
  • Average snowfall in May: 0"

The month with the highest snowfall is January (0.67").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in May
Keys Farm, MD

Average snowfall days in May - Keys Farm, MD
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is February (2.5 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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Average daylight in May /
Average sunshine in May
Keys Farm, MD

Average daylight in May / Average sunshine in May - Keys Farm, 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: 9h and 0min

The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 5h and 0min).

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Average sunshine days in May
Keys Farm, MD

Average sunshine days in May - Keys Farm, MD
  • Average sunshine days in May: 14.7 days

The month with the most sunshine days is November (23.4 days).
The month with the least sunshine days is August (13.8 days).

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Average UV index in May
Keys Farm, MD

Average UV index in May - Keys Farm, 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 and December (UV index 2).

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Average cloud cover in May
Keys Farm, MD

Average cloud cover in May - Keys Farm, MD
  • Average cloud cover in May: 41

The months with the most cloud cover are February and March (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 28).

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Average visibility in May
Keys Farm, MD

Average visibility in May - Keys Farm, 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).

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Keys Farm, Maryland, USA

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