May weather forecast
Sylvester, WV

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Weather in May

The last month of the spring, May, is a warm month in Sylvester, West Virginia, with an average temperature ranging between min 54.1°F (12.3°C) and max 74.8°F (23.8°C).

Temperature

As Sylvester enters May, the average high-temperature increases from the a refreshing 64.9°F (18.3°C) of April to a moderately hot 74.8°F (23.8°C). Sylvester in May anticipates an average nighttime temperature of 54.1°F (12.3°C).

Humidity

The average relative humidity in May is 78%.

Rainfall

The month with the most rainfall in Sylvester is May, when the rain falls for 20.6 days and typically aggregates up to 3.74" (95mm) of precipitation.

Snowfall

May through September are months without snowfall.

Daylight

In May, the average length of the day in Sylvester is 14h and 14min.
On the first day of May, sunrise is at 6:29 am and sunset at 8:17 pm. On the last day of the month, sunrise is at 6:05 am and sunset at 8:42 pm EDT.

Sunshine

In May, the average sunshine is 9h.

UV index

In Sylvester, West Virginia, the average daily maximum UV index in May is 5. A UV Index of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for the average person.
Note: A daily maximum UV index of 5 in May translates into the following instructions:
Take care. Persons with lighter skin might suffer burns in less than 30 minutes. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears. Heed this! Snow reflection can almost augment the UV radiation of the sun by double.
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Frequently asked questions

What is the usual temperature for Sylvester in May?

An average high-temperature, in May, in Sylvester, is 74.8°F (23.8°C) and the average low-temperature is 54.1°F (12.3°C).

What is the average humidity in May in Sylvester?

The average relative humidity in May in Sylvester is 78%.

What is the rainiest month in Sylvester?

May is the month with the most rainfall in Sylvester. Rain falls for 20.6 days and accumulates 3.74" (95mm) of precipitation.

How much does it rain in Sylvester in May?

In Sylvester, West Virginia, during May, the rain falls for 20.6 days and regularly aggregates up to 3.74" (95mm) of precipitation.

When it does not snow in Sylvester?

In Sylvester, West Virginia, snow does not fall in May through September.

Does it snow in Sylvester in May?

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

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

In Sylvester, the average day length in May is 14h and 14min.

What time are sunrise and sunset in May in Sylvester?

On the first day of May in Sylvester, West Virginia, sunrise is at 6:29 am and sunset at 8:17 pm. On the last day of the month, sunrise is at 6:05 am and sunset at 8:42 pm EDT.

How many hours of sunshine does Sylvester have in May?

In May, the average sunshine duration in Sylvester is 9h.

What is the UV index reading in May in Sylvester?

The average daily maximum UV index in May in Sylvester is 5. A UV Index reading of 3 to 5 represents a moderate vulnerability 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
Sylvester, WV

Average temperature in May - Sylvester, WV
  • Average high temperature in May: 74.8°F

The warmest month (with the highest average high temperature) is July (85.5°F).
The month with the lowest average high temperature is January (39°F).

  • Average low temperature in May: 54.1°F

The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (25.9°F).

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Average pressure in May
Sylvester, WV

Average pressure in May - Sylvester, WV
  • Average pressure in May: 30.02"Hg

The month with the highest atmospheric pressure is November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).

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Average wind speed in May
Sylvester, WV

Average wind speed in May - Sylvester, WV
  • Average wind speed in May: 5.6mph

The windiest months (with the highest average wind speed) are January and February (6.6mph).
The calmest month (with the lowest average wind speed) is August (4mph).

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Average humidity in May
Sylvester, WV

Average humidity in May - Sylvester, WV
  • Average humidity in May: 78%

The month with the highest relative humidity is February (82%).
The months with the lowest relative humidity are June, July, August and November (76%).

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Average rainfall in May
Sylvester, WV

Average rainfall in May - Sylvester, WV
  • Average rainfall in May: 3.74"

The wettest month (with the highest rainfall) is May (3.74").
The driest month (with the least rainfall) is September (1.77").

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Average rainfall days in May
Sylvester, WV

Average rainfall days in May - Sylvester, WV
  • Average rainfall days in May: 20.6 days

The month with the highest number of rainy days is May (20.6 days).
The month with the least rainy days is November (10.9 days).

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Average snowfall in May
Sylvester, WV

Average snowfall in May - Sylvester, WV
  • Average snowfall in May: 0"

The months with the highest snowfall are January and February (5.12").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in May
Sylvester, WV

Average snowfall days in May - Sylvester, WV
  • Average snowfall days in May: 0.1 days

The month with the highest number of snowfall days is January (12.3 days).
The 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
Sylvester, WV

Average daylight in May / Average sunshine in May - Sylvester, WV
  • Average daylight in May: 14h and 1min

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 36min).

  • Average sunshine in May: 9h and 0min

The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).

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Average sunshine days in May
Sylvester, WV

Average sunshine days in May - Sylvester, WV
  • Average sunshine days in May: 9.3 days

The month with the most sunshine days is November (17.1 days).
The month with the least sunshine days is February (8.7 days).

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Average UV index in May
Sylvester, WV

Average UV index in May - Sylvester, WV
  • 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, November and December (UV index 2).

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Average cloud cover in May
Sylvester, WV

Average cloud cover in May - Sylvester, WV
  • Average cloud cover in May: 44

The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 33).

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Average visibility in May
Sylvester, WV

Average visibility in May - Sylvester, WV
  • Average visibility in May: 5mi

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

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Sylvester, West Virginia, USA

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