Richland County (Columbia)
May
Weather in Richland County, South Carolina for May 2026
Your guide to Richland County weather in May - trends and predictions
Until now, May 2026 in Richland County is slightly cooler than the historical average by -1.9 °F.
The forecast for the coming days of May 2026 predicts a temperature of 33.2 °F , which is warmer than usual.
In general, the average temperature in Richland County at the beginning of May is 25.3 °F. As the month progressed, temperatures tended to slightly decrease, reaching an average of 25 °F by the end of May.
Richland County in May brings notable rainfall, with an average of 16 rainy days and a total precipitation of 203.4 mm.
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Temperatures
Rain 🌧️
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15
Dry days
16
Rainy days
0
Snow days
27°/18°
Temperatures
16 km/h
Avg max wind
72 %
Avg humidity
Richland County Weather May
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Temperatures trend during May in Richland County
See the weather trend as well as the moving average line
May weather in Richland County day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| May 1 |  Overcast | 24° /15° | 1.3 mm | 7 | |
| May 2 |  Patchy rain possible | 23° /14° | 6.8 mm | 5 | |
| May 3 |  Moderate or heavy rain shower | 25° /13° | 6.6 mm | 8 | |
| May 4 | Patchy rain possible | 26° /14° | 3.2 mm | 8 | |
| May 5 |  Sunny | 27° /14° | 0 mm | 9 | |
| May 6 | Sunny | 28° /14° | 0.2 mm | 9 | |
| May 7 | Patchy rain possible | 24° /16° | 9.5 mm | 4 | |
| May 8 |  Heavy rain at times | 26° /14° | 4.1 mm | 9 | |
| May 9 | Overcast | 27° /16° | 6.5 mm | 6 | |
| May 10 | Heavy rain at times | 25° /16° | 4.2 mm | 7 | |
| May 11 | Patchy rain possible | 30° /16° | 0.3 mm | 8.4 | |
| May 12 | Patchy rain possible | 25° /16° | 0.3 mm | 8.7 | |
| May 13 | Sunny | 29° /14° | 0 mm | 8.7 | |
| May 14 | Patchy rain possible | 27° /16° | 0.3 mm | 8.1 | |
| May 15 | Sunny | 30° /11° | 0 mm | 0.6 | |
| May 16 | Sunny | 33° /19° | 0 mm | 7 | |
| May 17 |  Partly cloudy | 34° /20° | 0 mm | 7 | |
| May 18 | Sunny | 36° /21° | 0 mm | 7 | |
| May 19 | Sunny | 37° /21° | 0 mm | 7 | |
| May 20 | Partly cloudy | 37° /22° | 0 mm | 7 | |
| May 21 | Sunny | 38° /22° | 0 mm | 7 | |
| May 22 | Patchy rain possible | 38° /23° | 0.4 mm | 6 | |
| May 23 | Partly cloudy | 36° /22° | 0 mm | 7 | |
| May 24 | Patchy rain possible | 35° /22° | 1.4 mm | 6 | |
| May 25 | Moderate or heavy rain shower | 20° /16° | 51.4 mm | 5 | |
| May 26 | Light rain shower | 25° /18° | 8.3 mm | 6 | |
| May 27 | Moderate or heavy rain shower | 19° /16° | 17.6 mm | 4 | |
| May 28 | Light rain shower | 28° /17° | 3.1 mm | 6 | |
| May 29 |  Mist | 28° /21° | 0 mm | 6 | |
| May 30 | Mist | 26° /20° | 1.3 mm | 6 | |
| May 31 | Partly cloudy | 29° /16° | 0 mm | 7 | |
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Important Notice
Our weather forecast for Richland County 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 Richland County forecast closer to your planned date for the most up-to-date weather information.
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Richland County in May - FAQ
What are the expected maximum and minimum temperatures in Richland County during May?
During May, expect a variety of temperatures with highs around 27° and lows near 18°, suitable for diverse activities and preferences.
How much rainfall should be expected in Richland County during May?
Significant rainfall exceeding 203.4 mm is expected in Richland County during May, occurring over more than 16 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Richland County during May?
The average wind speed in Richland County during May is 16 km/h, suggesting breezy to windy conditions, depending on your activities.
May rainfall patterns in Richland County
Explore the daily rainfall trends and prepare for Richland Countys May weather 💧
Typically, Richland County has 16 rainy days in May with a total of 203.4 mm of rainfall.
UV exposure in Richland County during May
Stay informed about UV levels for safe outdoor activities throughout the month of May ☀️
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Where is Richland County?Get accurate weather forecasts for Richland County, located at latitude 34.001 and longitude -81.035. Stay updated with localized weather information tailored for Richland County.
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