May weather forecast
Windsor, SC

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Weather in May

May, the last month of the spring in Windsor, is also a moderately hot month, with an average temperature ranging between max 81°F (27.2°C) and min 63.5°F (17.5°C).

Temperature

Windsor's weather in May presents a minor rise in the average high-temperature, moving from 74.1°F (23.4°C) in April to a still moderately hot 81°F (27.2°C). The nights of May anticipate an average low-temperature of 63.5°F (17.5°C).

Heat index

May's mean heat index is appraised at a hot 86°F (30°C). One might feel worn out with persistent exposure and activity, resulting in heat cramps.
Heat index data is primarily for areas with shade and subjected to light winds. Exposure to unobstructed sunshine could lead to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', is the outcome of merging air's temperature and its humidity metrics. Elements such as metabolic variations, being pregnant, and physical activity can impact one's weather perception. Direct sun exposure is noteworthy in its ability to escalate the felt temperature, potentially adding 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values are highly critical for babies and toddlers. Children often overlook the need for breaks and fluid intake. Thirst is a late-stage sign of dehydration - hence, it is necessary to stay hydrated, especially during extended periods of physical activities.

Humidity

In May, the average relative humidity in Windsor, South Carolina, is 74%.

Rainfall

In Windsor, in May, it is raining for 14.7 days, with typically 2.83" (72mm) of accumulated precipitation. Throughout the year, in Windsor, there are 157.7 rainfall days, and 30.2" (767mm) of precipitation is accumulated.

Snowfall

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

Daylight

The average length of the day in May is 13h and 55min.
On the first day of the month, sunrise is at 6:36 am and sunset at 8:09 pm. On the last day of May, sunrise is at 6:17 am and sunset at 8:30 pm EDT.

Sunshine

In May, the average sunshine in Windsor is 9.9h.

UV index

In Windsor, South Carolina, the average daily maximum UV index in May is 6. A UV Index value of 6 to 7 symbolizes a high health hazard from unsafe exposure to UV radiation for the average person.
Note: In May, the UV index of 6 transforms into the following advice:
Use measures and accept sun safety conventions. Guarding against skin and eye trauma is of high priority. Stay in the shade and limit direct Sun exposure from 10 a.m. to 4 p.m., a time when UV radiation is particularly strong. Remember, however, that shade structures may not provide complete protection. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly.
Updated: Feb 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average May temperature in Windsor?

In May, the average high-temperature and low-temperature are 81°F (27.2°C) and 63.5°F (17.5°C) respectively. In May, the average heat index (a.k.a. 'felt air temperature', 'real feel'), which represents the influence of relative humidity on air temperature, is appraised at 86°F (30°C).

What is the average humidity in May in Windsor?

In Windsor, South Carolina, the average relative humidity in May is 74%.

How many days does it rain in May in Windsor?

In May, the rain falls for 14.7 days. Throughout May, 2.83" (72mm) of precipitation is accumulated.

When it does not snow in Windsor?

March through November are months without snowfall.

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

In May, the average day length in Windsor is 13h and 55min.

When is the sunrise / sunset in May in Windsor?

On the first day of May, sunrise is at 6:36 am and sunset at 8:09 pm. On the last day of the month, sunrise is at 6:17 am and sunset at 8:30 pm EDT.

How many hours of sunshine does Windsor have in May?

In Windsor, the average sunshine duration in May is 9.9h.

What is the UV index reading in May in Windsor?

In Windsor, South Carolina, the average daily maximum UV index in May is 6. A UV Index reading of 6 to 7 represents a high health risk 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
Windsor, SC

Average temperature in May - Windsor, SC
  • Average high temperature in May: 81°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 (54°F).

  • Average low temperature in May: 63.5°F

The month with the highest average low temperature is July (73.4°F).
The coldest month (with the lowest average low temperature) is January (38.8°F).

Average pressure in May
Windsor, SC

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

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

Average wind speed in May
Windsor, SC

Average wind speed in May - Windsor, SC
  • Average wind speed in May: 7.4mph

The windiest months (with the highest average wind speed) are February, March and April (8.6mph).
The calmest month (with the lowest average wind speed) is August (5.8mph).

Average humidity in May
Windsor, SC

Average humidity in May - Windsor, SC
  • Average humidity in May: 74%

The month with the highest relative humidity is December (75%).
The months with the lowest relative humidity are January and November (70%).

Average rainfall in May
Windsor, SC

Average rainfall in May - Windsor, SC
  • Average rainfall in May: 2.83"

The wettest month (with the highest rainfall) is December (3.35").
The driest month (with the least rainfall) is November (1.77").

Average rainfall days in May
Windsor, SC

Average rainfall days in May - Windsor, SC
  • Average rainfall days in May: 14.7 days

The month with the highest number of rainy days is July (19 days).
The month with the least rainy days is November (8.2 days).

Average snowfall in May
Windsor, SC

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

The month with the highest snowfall is January (0.31").
The months with the least snowfall are March, April, May, June, July, August, September, October and November (0").

Average snowfall days in May
Windsor, SC

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

The month with the highest number of snowfall days is January (0.6 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
Windsor, SC

Average daylight in May / Average sunshine in May - Windsor, SC
  • Average daylight in May: 13h and 5min

The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).

  • 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
Windsor, SC

Average sunshine days in May - Windsor, SC
  • Average sunshine days in May: 14.7 days

The month with the most sunshine days is October (20.5 days).
The month with the least sunshine days is July (9.4 days).

Average UV index in May
Windsor, SC

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

The months with the highest UV index are June and July (UV index 7).
The months with the lowest UV index are January and December (UV index 3).

Average cloud cover in May
Windsor, SC

Average cloud cover in May - Windsor, SC
  • Average cloud cover in May: 33

The month with the most cloud cover is December (Cloud cover 42).
The month with the least cloud cover is October (Cloud cover 28).

Average visibility in May
Windsor, SC

Average visibility in May - Windsor, 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).

Windsor, South Carolina, USA

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