May weather forecast
Summerville, GA

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Weather in May

The last month of the spring, May, is a moderately hot month in Summerville, Georgia, with an average temperature ranging between min 57.7°F (14.3°C) and max 78.6°F (25.9°C).

Temperature

A gentle upsurge in temperatures occurs as April gives way to May, with average highs shifting from an agreeable 70.7°F (21.5°C) to a warm 78.6°F (25.9°C). In Summerville, in May, the average low-temperature is a refreshing 57.7°F (14.3°C).

Humidity

In May, the average relative humidity is 77%.

Rainfall

In Summerville, in May, during 15.7 rainfall days, 1.89" (48mm) of precipitation is typically accumulated. In Summerville, during the entire year, the rain falls for 157 days and collects up to 20" (508mm) of precipitation.

Snowfall

April through October are months without snowfall in Summerville.

Daylight

In May, the average length of the day is 13h and 59min.
On the first day of the month, sunrise is at 6:50 am and sunset at 8:26 pm. On the last day of May, sunrise is at 6:29 am and sunset at 8:48 pm EDT.

Sunshine

In Summerville, the average sunshine in May is 9.5h.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index in Summerville. A UV Index estimate of 6 to 7 represents a high threat to health from exposure to the Sun's UV rays for ordinary individuals.
Note: The daily maximum UV index of 6 in May interprets into the following advice:
Use measures and accept sun safety conventions. Guarding against skin and eye trauma is of high priority. Between 10 a.m. and 4 p.m., the Sun emits the most powerful UV radiation. Limit direct exposure to the Sun during these hours. Employ a hat with a wide brim for robust protection, cutting UV exposure by half.
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Frequently asked questions

What is the usual temperature for Summerville in May?

The high-temperature during May is 78.6°F (25.9°C) and the low-temperature is 57.7°F (14.3°C).

What is the average humidity in May in Summerville?

In Summerville, Georgia, the average relative humidity in May is 77%.

How many days does it rain in May in Summerville?

In Summerville, Georgia, during May, the rain falls for 15.7 days and regularly aggregates up to 1.89" (48mm) of precipitation.

When it does not snow in Summerville?

In Summerville, snow does not fall in April through October.

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

In Summerville, the average day length in May is 13h and 59min.

What time are sunrise and sunset in May in Summerville?

On the first day of May in Summerville, Georgia, sunrise is at 6:50 am and sunset at 8:26 pm. On the last day of the month, sunrise is at 6:29 am and sunset at 8:48 pm EDT.

How many hours of sunshine does Summerville have in May?

In Summerville, Georgia, the average sunshine duration in May is 9.5h.

What are the months with the highest UV index in Summerville?

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

What is the UV index intensity in May in Summerville?

In May, the average daily maximum UV index in Summerville is 6. A UV Index reading of 6 to 7 represents 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
Summerville, GA

Average temperature in May - Summerville, GA
  • Average high temperature in May: 78.6°F

The warmest month (with the highest average high temperature) is July (88.3°F).
The month with the lowest average high temperature is January (47.7°F).

  • Average low temperature in May: 57.7°F

The month with the highest average low temperature is July (67.6°F).
The coldest month (with the lowest average low temperature) is January (32.4°F).

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Average pressure in May
Summerville, GA

Average pressure in May - Summerville, GA
  • Average pressure in May: 30.02"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).

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Average wind speed in May
Summerville, GA

Average wind speed in May - Summerville, GA
  • Average wind speed in May: 5.3mph

The windiest month (with the highest average wind speed) is February (7.2mph).
The calmest month (with the lowest average wind speed) is August (4.1mph).

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Average humidity in May
Summerville, GA

Average humidity in May - Summerville, GA
  • Average humidity in May: 77%

The month with the highest relative humidity is December (80%).
The month with the lowest relative humidity is October (74%).

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Average rainfall in May
Summerville, GA

Average rainfall in May - Summerville, GA
  • Average rainfall in May: 1.89"

The wettest month (with the highest rainfall) is August (2.56").
The driest month (with the least rainfall) is October (1.06").

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Average rainfall days in May
Summerville, GA

Average rainfall days in May - Summerville, GA
  • Average rainfall days in May: 15.7 days

The month with the highest number of rainy days is July (19.8 days).
The month with the least rainy days is November (7.8 days).

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Average snowfall in May
Summerville, GA

Average snowfall in May - Summerville, GA
  • Average snowfall in May: 0"

The month with the highest snowfall is February (0.28").
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
Summerville, GA

Average snowfall days in May - Summerville, GA
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is January (1.3 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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Average daylight in May /
Average sunshine in May
Summerville, GA

Average daylight in May / Average sunshine in May - Summerville, GA
  • Average daylight in May: 14h and 0min

The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).

  • Average sunshine in May: 9h and 3min

The months with the most sunshine are June and July (Average sunshine: 10h and 12min).
The month with the least sunshine is December (Average sunshine: 4h and 42min).

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Average sunshine days in May
Summerville, GA

Average sunshine days in May - Summerville, GA
  • Average sunshine days in May: 13.4 days

The month with the most sunshine days is October (21.4 days).
The month with the least sunshine days is July (9.2 days).

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Average UV index in May
Summerville, GA

Average UV index in May - Summerville, GA
  • 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 and December (UV index 2).

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Average cloud cover in May
Summerville, GA

Average cloud cover in May - Summerville, GA
  • Average cloud cover in May: 36

The month with the most cloud cover is February (Cloud cover 51).
The month with the least cloud cover is June (Cloud cover 32).

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Average visibility in May
Summerville, GA

Average visibility in May - Summerville, GA
  • Average visibility in May: 5mi

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

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Summerville, Georgia, USA

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