Richland County (Columbia)
May
Weather in Richland County, South Carolina for May 2026
Your guide to Richland County weather in May - trends and predictions
In general, the average temperature in Richland County at the beginning of May is 26.6 °F. As the month progressed, temperatures tended to moderately fall, reaching an average of 25 °F by the end of May.
Richland County in May brings notable rainfall, with an average of 18 rainy days and a total precipitation of 203.4 mm.
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Temperatures
Rain 🌧️
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13
Dry days
18
Rainy days
0
Snow days
27°/18°
Temperatures
17 km/h
Avg max wind
72 %
Avg humidity
Richland County Weather May
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Temperatures trend during May in Richland County
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May weather in Richland County day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| May 1 |  Overcast | 29° /18° | 0 mm | 6 | |
| May 2 |  Patchy rain possible | 29° /18° | 0.4 mm | 6 | |
| May 3 |  Moderate or heavy rain shower | 28° /18° | 13.2 mm | 6 | |
| May 4 | Patchy rain possible | 25° /18° | 6.4 mm | 6 | |
| May 5 |  Sunny | 26° /15° | 0 mm | 7 | |
| May 6 | Sunny | 26° /13° | 0 mm | 7 | |
| May 7 | Patchy rain possible | 23° /15° | 0.3 mm | 5 | |
| May 8 |  Heavy rain at times | 28° /16° | 8.2 mm | 6 | |
| May 9 | Overcast | 29° /17° | 13 mm | 6 | |
| May 10 | Heavy rain at times | 22° /15° | 7.2 mm | 5 | |
| May 11 | Moderate or heavy rain shower | 23° /15° | 23.3 mm | 5 | |
| May 12 | Moderate or heavy rain shower | 24° /20° | 35 mm | 5 | |
| May 13 | Moderate or heavy rain shower | 25° /19° | 7.2 mm | 6 | |
| May 14 | Moderate or heavy rain shower | 28° /19° | 3.3 mm | 6 | |
| May 15 |  Cloudy | 30° /20° | 0 mm | 7 | |
| May 16 | Overcast | 32° /20° | 0 mm | 7 | |
| May 17 | Patchy rain possible | 29° /22° | 0.1 mm | 6 | |
| May 18 | Overcast | 32° /21° | 0 mm | 7 | |
| May 19 |  Partly cloudy | 32° /21° | 0 mm | 8 | |
| May 20 | Heavy rain at times | 33° /23° | 2.8 mm | 7 | |
| May 21 | Patchy rain possible | 32° /23° | 1.3 mm | 7 | |
| May 22 | Partly cloudy | 31° /19° | 0 mm | 8 | |
| May 23 | Patchy rain possible | 28° /19° | 0.1 mm | 6 | |
| May 24 | Overcast | 27° /16° | 0 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 18 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 17 km/h, suggesting breezy to windy conditions, depending on your activities.
May rainfall patterns in Richland County
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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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