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Weather in South Carolina for May 2025

Your guide to South Carolina weather in May - trends and predictions

    Official Weather Alert ⚠️

  • Flood Warning - See hour by hour.

  • Temperatures

  • Until now, May 2025 in South Carolina has been nearly identical to the historical average, with a temperature of 26.6 °F (showing only a slight deviation of -0.1 °F).

  • The forecast for the next days in South Carolina predicts temperatures to be around 28 °F, close to the historical average.

  • In general, the average temperature in South Carolina at the beginning of May is 26.1 °F. As the month progressed, temperatures tended to slightly increase, reaching an average of 26.4 °F by the end of May.

  • Rain 🌧️

  • The climate of South Carolina in May is notably wet, with an average of 12 rainy days, and a total of 117.5 mm of precipitation.

  • More

  • New! Chat with our AI weatherman - it’s amazing and free.

Average dry days
19
Dry days
Average rainy days
12
Rainy days
Average snowy days
0
Snow days
Average temperatures
27°/20°
Temperatures
Average wind speed
19 km/h
Avg max wind
Average humidity
72 %
Avg humidity

South Carolina Weather May

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Temperatures trend during May in South Carolina

See the weather trend as well as the moving average line

May weather in South Carolina day by day

Click on a date for more information
Date Weather Temperatures Rain UV More
May 1 Patchy rain possible
Patchy rain possible
26° /19° 1.3 mm 6
May 2 Partly cloudy
Partly cloudy
27° /19° 0 mm 7
May 3 Sunny
Sunny
26° /19° 0 mm 7
May 4 Light rain shower
Light rain shower
25° /20° 10 mm 6
May 5 Light rain shower
Light rain shower
27° /19° 2.9 mm 6
May 6 Patchy light rain
Patchy light rain
26° /20° 2.9 mm 7
May 7 Patchy rain possible
Patchy rain possible
26° /19° 1.9 mm 6
May 8 Mist
Mist
28° /20° 0 mm 6
May 9 Sunny
Sunny
28° /21° 4.6 mm 7
May 10 Light rain shower
Light rain shower
24° /19° 9.6 mm 6
May 11 Sunny
Sunny
25° /18° 19.6 mm 6
May 12 Sunny
Sunny
25° /18° 34.2 mm 6
May 13 Patchy light drizzle
Patchy light drizzle
26° /20° 42.1 mm 6
May 14 Light rain shower
Light rain shower
26° /20° 33.5 mm 6
May 15 Patchy rain possible
Patchy rain possible
30° /21° 0.2 mm 7
May 16 Patchy rain possible
Patchy rain possible
28° /21° 0 mm 7
May 17 Patchy rain possible
Patchy rain possible
30° /22° 0.1 mm 7
May 18 Light rain shower
Light rain shower
27° /20° 14.2 mm 6
May 19 Sunny
Sunny
36° /23° 0 mm 2.4
May 20 Overcast
Overcast
34° /23° 0 mm 2.3
May 21 Patchy rain possible
Patchy rain possible
31° /24° 1.7 mm 2.1
May 22 Partly cloudy
Partly cloudy
28° /19° 0 mm 0.1
May 23 Sunny
Sunny
25° /17° 0 mm 6
May 24 Sunny
Sunny
25° /18° 0 mm 6
May 25 Patchy rain possible
Patchy rain possible
28° /21° 0.3 mm 5
May 26 Patchy rain possible
Patchy rain possible
30° /22° 1.5 mm 6
May 27 Patchy rain possible
Patchy rain possible
25° /20° 0.8 mm 5
May 28 Sunny
Sunny
25° /18° 0 mm 6
May 29 Sunny
Sunny
27° /20° 0 mm 6
May 30 Patchy rain possible
Patchy rain possible
23° /21° 4.5 mm 5
May 31 Patchy rain possible
Patchy rain possible
27° /21° 0.2 mm 5
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Important Notice
Our weather forecast for South Carolina in May is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the South Carolina forecast closer to your planned date for the most up-to-date weather information.

South Carolina in May - FAQ

What are the expected maximum and minimum temperatures in South Carolina during May?
During May, expect a variety of temperatures with highs around 27° and lows near 20°, suitable for diverse activities and preferences.
How much rainfall should be expected in South Carolina during May?
Significant rainfall exceeding 117.5 mm is expected in South Carolina during May, occurring over more than 12 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in South Carolina during May?
The average wind speed in South Carolina during May is 19 km/h, suggesting breezy to windy conditions, depending on your activities.

May rainfall patterns in South Carolina

Explore the daily rainfall trends and prepare for South Carolinas May weather 💧

UV exposure in South Carolina during May

Stay informed about UV levels for safe outdoor activities throughout the month of May ☀️
Counties in South Carolina
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Top locations in South Carolina
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Location coordinates Where is South Carolina?

Get accurate weather forecasts for South Carolina, located at latitude 32.777 and longitude -79.931. Stay updated with localized weather information tailored for South Carolina.

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