May weather forecast
Chatham, VA

Weather in May

May, the last month of the spring, in Chatham, is a warm month, with average temperature varying between 76.6°F (24.8°C) and 55.4°F (13°C).

Temperature

In May, the average high-temperature slightly increases, from a comfortable 67.8°F (19.9°C) in April, to a warm 76.6°F (24.8°C). In Chatham, in May, the average low-temperature is 55.4°F (13°C).

Humidity

Months with the highest humidity are May and December, with an average relative humidity of 76%.

Rainfall

May is the month with the most rainfall. Rain falls for 18.3 days and accumulates 3.82" (97mm) of precipitation.

Snowfall

May through October are months without snowfall in Chatham, Virginia.

Daylight

In Chatham, the average length of the day is 14.2h.

Sunshine

In Chatham, the average sunshine is 9.2h.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index reading of 6 to 7 represents a high threat to health from unprotected exposure to the Sun's UV rays for the ordinary person.
Note: The daily maximum UV index of 6 in May interpret into the following advice:
Take precautions and adopt sun safety practices. Protection against sunburn is obliged. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
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FAQ

What are the most humid months in Chatham?

Months with the highest humidity in Chatham are May and December, with an average relative humidity of 76%.

What is the average humidity in May in Chatham?

The average relative humidity in May in Chatham is 76%.

What is the rainiest month in Chatham?

May is the month with the most rainfall in Chatham. Rain falls for 18.3 days and accumulates 3.82" (97mm) of precipitation.

How many days does it rain in May in Chatham?

In May, in Chatham, the rain falls for 18.3 days. Throughout May, 3.82" (97mm) of precipitation is accumulated.

When it does not snow in Chatham?

May through October are months without snowfall.

Does it snow in Chatham in May?

In May, it doesn't snow. April is the latest month when it typically snows.

What is the average length of the day in May in Chatham?

The average length of the day in May in Chatham is 14.2h.

How many hours of sunshine does Chatham have in May?

The average sunshine in May in Chatham, Virginia, is 9.2h.

When is the highest UV index in Chatham?

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

What is the UV index reading in May in Chatham?

In Chatham, the average daily maximum UV index in May is 6. A UV Index reading of 6 to 7 represents a high hazard to health from the exposure to the Sun's UV radiation.

Average temperature in May
Chatham, VA

Average temperature in May - Chatham, VA
  • Average high temperature in May: 76.6°F

The warmest month (with the highest average high temperature) is July (88.7°F).
The month with the lowest average high temperature is January (43.3°F).

  • Average low temperature in May: 55.4°F

The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is January (28.4°F).

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Average pressure in May
Chatham, VA

Average pressure in May - Chatham, VA
  • Average pressure in May: 30.03"

The month with the highest atmospheric pressure is November (30.16").
The month with the lowest atmospheric pressure is June (29.97").

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Average wind speed in May
Chatham, VA

Average wind speed in May - Chatham, VA
  • Average wind speed in May: 5.8mph

The windiest months (with the highest average wind speed) are February and April (7.1mph).
The calmest month (with the lowest average wind speed) is August (4.3mph).

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Average humidity in May
Chatham, VA

Average humidity in May - Chatham, VA
  • Average humidity in May: 76%

Months with the highest relative humidity are May and December (76%).
The month with the lowest relative humidity is July (69%).

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Average rainfall in May
Chatham, VA

Average rainfall in May - Chatham, VA
  • Average rainfall in May: 3.82"

The wettest month (with the highest rainfall) is May (3.82").
The driest month (with the least rainfall) is September (1.97").

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Average rainfall days in May
Chatham, VA

Average rainfall days in May - Chatham, VA
  • Average rainfall days in May: 18.3 days

The month with the highest number of rainy days is May (18.3 days).
The month with the least rainy days is November (8.8 days).

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Average snowfall in May
Chatham, VA

Average snowfall in May - Chatham, VA
  • Average snowfall in May: 0"

The month with the highest snowfall is February (3.19").
Months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in May
Chatham, VA

Average snowfall days in May - Chatham, VA
  • Average snowfall days in May: 0.1 days

The month with the highest number of snowfall days is February (4 days).
Months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in May /
Average sunshine in May
Chatham, VA

Average daylight in May / Average sunshine in May - Chatham, VA
  • Average daylight in May: 14.2h

The month with the longest days is June (Average daylight: 14.7h).
The month with the shortest days is December (Average daylight: 9.7h).

  • Average sunshine in May: 9.2h

Months with the most sunshine are June and July (Average sunshine: 10.5h).
The month with the least sunshine is January (Average sunshine: 5.3h).

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Average sunshine days in May
Chatham, VA

Average sunshine days in May - Chatham, VA
  • Average sunshine days in May: 10.9 days

The month with the most sunshine days is November (20.4 days).
The month with the least sunshine days is May (10.9 days).

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Average UV index in May
Chatham, VA

Average UV index in May - Chatham, VA
  • Average UV index in May: 6

Months with the highest UV index are May, June, July and August (UV index 6).
Months with the lowest UV index are January, February and December (UV index 2).

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Average cloud cover in May
Chatham, VA

Average cloud cover in May - Chatham, VA
  • Average cloud cover in May: 41

Months with the most cloud cover are February and March (Cloud cover 44).
Months with the least cloud cover are June and July (Cloud cover 31).

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Average visibility in May
Chatham, VA

Average visibility in May - Chatham, VA
  • Average visibility in May: 5mi

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

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