May weather forecast
Timmonsville, SC

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Weather in May

The last month of the spring, May, is a warm month in Timmonsville, South Carolina, with an average temperature varying between 79.7°F (26.5°C) and 63°F (17.2°C).

Temperature

A subtle rise in the average high-temperature is observed during May, adjusting from an agreeable 73°F (22.8°C) in April to a warm 79.7°F (26.5°C). An average minimum temperature of 63°F (17.2°C) marks the month of May.

Humidity

The months with the highest humidity are May, August and September, with an average relative humidity of 77%.

Rainfall

In Timmonsville, in May, during 12.7 rainfall days, 1.46" (37mm) of precipitation is typically accumulated. In Timmonsville, during the entire year, the rain falls for 123.1 days and collects up to 13.19" (335mm) of precipitation.

Snowfall

In Timmonsville, snow does not fall in March through November.

Daylight

In May, the average length of the day is 13h and 57min.
On the first day of the month, sunrise is at 6:29 am and sunset at 8:04 pm. On the last day of May, in Timmonsville, sunrise is at 6:09 am and sunset at 8:25 pm EDT.

Sunshine

In Timmonsville, the average sunshine in May is 9.8h.

UV index

In May, the average daily maximum UV index is 6. A UV Index reading of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV radiation for average individuals.
Note: A maximum high daily UV index of 6 during May translates into the following directions:
Sustain precautions and conform to sun safety norms. Preventing sunburn is necessary. UV radiation from the Sun is most intense between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes.
Updated: Feb 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in Timmonsville in May?

During May, Timmonsville experiences an average high-temperature of 79.7°F (26.5°C) and a low-temperature of 63°F (17.2°C).

What is the most humid month in Timmonsville?

May, August and September, with an average relative humidity of 77%, are most humid months.

What is the average humidity in May in Timmonsville?

In May, the average relative humidity in Timmonsville, South Carolina, is 77%.

How much does it rain in Timmonsville in May?

In Timmonsville, South Carolina, during May, the rain falls for 12.7 days and regularly aggregates up to 1.46" (37mm) of precipitation.

When it does not snow in Timmonsville?

March through November are months without snowfall in Timmonsville, South Carolina.

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

The average day length in May is 13h and 57min.

When are sunrise and sunset in May in Timmonsville?

In May, on the first day of the month, sunrise is at 6:29 am and sunset at 8:04 pm. On the last day of the month, in Timmonsville, South Carolina, sunrise is at 6:09 am and sunset at 8:25 pm EDT.

How long on average sun shines in May in Timmonsville?

In Timmonsville, the average sunshine duration in May is 9.8h.

How high is the UV index in May in Timmonsville?

In Timmonsville, 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 unsafe 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
Timmonsville, SC

Average temperature in May - Timmonsville, SC
  • Average high temperature in May: 79.7°F

The warmest month (with the highest average high temperature) is July (90°F).
The month with the lowest average high temperature is January (52.3°F).

  • Average low temperature in May: 63°F

The month with the highest average low temperature is July (72.7°F).
The coldest month (with the lowest average low temperature) is January (37.4°F).

Average pressure in May
Timmonsville, SC

Average pressure in May - Timmonsville, SC
  • Average pressure in May: 30.02"Hg

The months with the highest atmospheric pressure are January and November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.97"Hg).

Average wind speed in May
Timmonsville, SC

Average wind speed in May - Timmonsville, SC
  • Average wind speed in May: 7.1mph

The windiest month (with the highest average wind speed) is April (8.3mph).
The calmest month (with the lowest average wind speed) is August (5.6mph).

Average humidity in May
Timmonsville, SC

Average humidity in May - Timmonsville, SC
  • Average humidity in May: 77%

The months with the highest relative humidity are May, August and September (77%).
The months with the lowest relative humidity are January and November (72%).

Average rainfall in May
Timmonsville, SC

Average rainfall in May - Timmonsville, SC
  • Average rainfall in May: 1.46"

The wettest month (with the highest rainfall) is August (1.57").
The driest month (with the least rainfall) is January (0.51").

Average rainfall days in May
Timmonsville, SC

Average rainfall days in May - Timmonsville, SC
  • Average rainfall days in May: 12.7 days

The month with the highest number of rainy days is July (15.3 days).
The month with the least rainy days is November (5.7 days).

Average snowfall in May
Timmonsville, SC

Average snowfall in May - Timmonsville, SC
  • Average snowfall in May: 0"

The month with the highest snowfall is February (0.16").
The months with the least snowfall are March, April, May, June, July, August, September, October and November (0").

Average snowfall days in May
Timmonsville, SC

Average snowfall days in May - Timmonsville, SC
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is January (0.4 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).

Average daylight in May /
Average sunshine in May
Timmonsville, SC

Average daylight in May / Average sunshine in May - Timmonsville, SC
  • 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 5min

The month with the most sunshine is July (Average sunshine: 10h and 54min).
The month with the least sunshine is December (Average sunshine: 5h and 24min).

Average sunshine days in May
Timmonsville, SC

Average sunshine days in May - Timmonsville, SC
  • Average sunshine days in May: 15.3 days

The month with the most sunshine days is November (23.3 days).
The month with the least sunshine days is July (12.7 days).

Average UV index in May
Timmonsville, SC

Average UV index in May - Timmonsville, SC
  • Average UV index in May: 6

The months with the highest UV index are June and July (UV index 7).
The month with the lowest UV index is January (UV index 2).

Average cloud cover in May
Timmonsville, SC

Average cloud cover in May - Timmonsville, SC
  • Average cloud cover in May: 36

The months with the most cloud cover are February and December (Cloud cover 41).
The months with the least cloud cover are June and October (Cloud cover 29).

Average visibility in May
Timmonsville, SC

Average visibility in May - Timmonsville, SC
  • 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).

Timmonsville, South Carolina, USA

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