May weather forecast
Savannah, GA

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A railway track through a well lit River Street in Savannah, Georgia
A railway track through a well lit River Street in Savannah, Georgia

Weather in May

May signifies the true arrival of summer in Savannah, Georgia. The most notable feature is the increase in temperature with the highest average temperature climbing up to 82.2°F (27.9°C). Sunshine hours are at their peak and daylight hours continue to increase, contributing to a consistent warming trend. It's a period of transition towards the true summer heat, but still accommodating enough for outdoor activities. Thus, May in Savannah, Georgia showcases a bright, warm city, ready for the summer.

Temperature

May sees a marginal temperature increase, moving from 75.7°F (24.3°C) in April to a still moderately hot 82.2°F (27.9°C). Savannah's nights in May experience an average temperature drop to a refreshing 67.1°F (19.5°C).

Heat index

Throughout May, the heat index is appraised at a hot 87.8°F (31°C). Long-lasting exposure and activity potentially induce a sense of weariness, with the risk of heat cramps.
Note that heat index values are valued for light wind and location in the shade. The heat index may scale up by 15 Fahrenheit (8 Celsius) degrees with direct sun exposure.
Note: The heat index, also known as 'feels like' or 'real feel', embodies the combination of air temperature and moisture content to illustrate perceived heat. One's perception of temperature is subjective, varying based on their activity and individual heat perception, influenced by factors like wind, clothing, and metabolic variations. Take note that direct exposure to the sun can increase the felt temperature, possibly adding 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values are primarily vital for children. Kids often lack the knowledge about the necessity to take breaks and consume liquids. Thirst, as a late symptom of dehydration, necessitates the maintenance of hydration, particularly during enduring physical activities.

Humidity

In Savannah, the average relative humidity in May is 74%.

Rainfall

In May, the rain falls for 13.6 days. Throughout May, 1.97" (50mm) of precipitation is accumulated. Throughout the year, there are 155.6 rainfall days, and 29.41" (747mm) of precipitation is accumulated.

Snowfall

February through November are months without snowfall.

Ocean temperature

In Savannah, in May, the average water temperature is 72.9°F (22.7°C).
Note: Cold sensitivities vary, but with the right amount of sunshine, a gentle breeze, and a warm day, a swim in 72.9°F (22.7°C) waters might be just right. Remember, Olympic swimmers are used to waters between 77°F (25°C) and 82.4°F (28°C).

Daylight

The average length of the day in May is 13h and 49min.
On the first day of May, sunrise is at 6:37 am and sunset at 8:05 pm. On the last day of the month, sunrise is at 6:18 am and sunset at 8:25 pm EDT.

Sunshine

The average sunshine in May is 10.4h.

UV index

The months with the highest UV index are May through August, with an average maximum UV index of 7. A UV Index value of 6 to 7 symbolizes a high health hazard from unprotected exposure to Sun's UV rays for the ordinary person.
Note: During May, 7 as the daily maximum UV index converts into the following advice:
Resist extreme sun exposure. Guarding against solar damage is essential. From 10 a.m. to 4 p.m., when UV radiation is at its strongest, limit direct exposure to the Sun and note that shade structures may not provide full sun protection. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Caution! The reflection of sand and water significantly increases the intensity of the Sun's UV radiation.

Frequently asked questions

What are May temperatures?

An average high-temperature, in May, in Savannah, is 82.2°F (27.9°C) and the average low-temperature is 67.1°F (19.5°C). The average heat index (a.k.a. 'feels like', 'real feel'), which factors the actual air temperature with the relative humidity, in May is appraised at 87.8°F (31°C).

What is the average humidity in May?

In Savannah, the average relative humidity in May is 74%.

How much does it rain in Savannah in May?

In Savannah, during May, the rain falls for 13.6 days and regularly aggregates up to 1.97" (50mm) of precipitation.

When it does not snow?

February through November are months without snowfall.

What is the water temperature in May?

In Savannah, the average seawater temperature in May is 72.9°F (22.7°C). For individuals prone to feeling cold, swimming in 73.4°F (23°C) is still regarded as intolerable. A wetsuit is not a necessity, but sunshine, wind, and air temperature are essential factors for relishing swimming at 72.9°F (22.7°C).

What is the average length of the day in May?

In May, the average day length is 13h and 49min.

When is the sunrise / sunset in May?

In May, on the first day of the month, sunrise is at 6:37 am and sunset at 8:05 pm. On the last day of the month, in Savannah, sunrise is at 6:18 am and sunset at 8:25 pm EDT.

How long on average sun shines in May?

In May, the average sunshine duration is 10.4h.

What are the months with the highest UV index?

The months with the highest UV index are May through August, with an average maximum UV index of 7.

How high is the UV index in May?

In Savannah, the average daily maximum UV index in May is 7. A UV Index estimate of 6 to 7 represents a high health threat from exposure to the Sun's 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
Savannah, GA

Average temperature in May - Savannah, GA
  • Average high temperature in May: 82.2°F

The warmest month (with the highest average high temperature) is July (90.5°F).
The month with the lowest average high temperature is January (58.1°F).

  • Average low temperature in May: 67.1°F

The months with the highest average low temperature are July and August (75.7°F).
The coldest month (with the lowest average low temperature) is January (43.7°F).

Average pressure in May
Savannah, GA

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

The month with the highest atmospheric pressure is January (30.14"Hg).
The months with the lowest atmospheric pressure are June and August (29.98"Hg).

Average wind speed in May
Savannah, GA

Average wind speed in May - Savannah, GA
  • Average wind speed in May: 7.2mph

The windiest month (with the highest average wind speed) is April (7.9mph).
The calmest month (with the lowest average wind speed) is August (6mph).

Average humidity in May
Savannah, GA

Average humidity in May - Savannah, GA
  • Average humidity in May: 74%

The month with the highest relative humidity is December (77%).
The month with the lowest relative humidity is March (71%).

Average rainfall in May
Savannah, GA

Average rainfall in May - Savannah, GA
  • Average rainfall in May: 1.97"

The wettest month (with the highest rainfall) is August (4.33").
The driest month (with the least rainfall) is January (1.38").

Average rainfall days in May
Savannah, GA

Average rainfall days in May - Savannah, GA
  • Average rainfall days in May: 13.6 days

The month with the highest number of rainy days is August (21.3 days).
The month with the least rainy days is November (7.3 days).

Average snowfall in May
Savannah, GA

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

The months with the highest snowfall are January and December (0.04").
The months with the least snowfall are February, March, April, May, June, July, August, September, October and November (0").

Average snowfall days in May
Savannah, GA

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

The months with the highest number of snowfall days are January, February and December (0.1 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October and November (0 days).

Average sea temperature in May
Savannah, GA

Average sea temperature in May - Savannah, GA
  • Average sea temperature in May: 72.9°F

The best month for swimming (with the highest average sea temperature) is August (83.7°F).
The coldest month (with the lowest average sea temperature) is February (56.6°F).

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

Average daylight in May / Average sunshine in May - Savannah, GA
  • Average daylight in May: 13h and 5min

The month with the longest days is June (Average daylight: 14h and 12min).
The month with the shortest days is December (Average daylight: 10h and 6min).

  • Average sunshine in May: 10h and 2min

The month with the most sunshine is July (Average sunshine: 11h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 24min).

Average sunshine days in May
Savannah, GA

Average sunshine days in May - Savannah, GA
  • Average sunshine days in May: 15.4 days

The month with the most sunshine days is November (20.6 days).
The month with the least sunshine days is August (8.5 days).

Average UV index in May
Savannah, GA

Average UV index in May - Savannah, GA
  • Average UV index in May: 7

The months with the highest UV index are May, June, July and August (UV index 7).
The month with the lowest UV index is January (UV index 3).

Average cloud cover in May
Savannah, GA

Average cloud cover in May - Savannah, GA
  • Average cloud cover in May: 29

The months with the most cloud cover are February and December (Cloud cover 40).
The month with the least cloud cover is July (Cloud cover 26).

Average visibility in May
Savannah, GA

Average visibility in May - Savannah, GA
  • 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).

Savannah, Georgia, USA

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