South Kingstown (RI)
September
Weather in South Kingstown, Rhode Island for September 2025
Your guide to South Kingstown weather in September - trends and predictions
In general, the average temperature in South Kingstown at the beginning of September is 22.6 °F. As the month progressed, temperatures tended to significantly cool down, reaching an average of 17.9 °F by the end of September.
South Kingstown experiences moderate rainfall in September, with an average of 10 rainy days and a total precipitation of 112 mm.
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Temperatures
Rain 🌧️
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20
Dry days
10
Rainy days
0
Snow days
20°/15°
Temperatures
20 km/h
Avg max wind
80 %
Avg humidity
South Kingstown Weather September
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Temperatures trend during September in South Kingstown
See the weather trend as well as the moving average line
September weather in South Kingstown day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Sept. 1 |  Patchy rain possible | 24° /19° | 0.7 mm | 5 | |
| Sept. 2 |  Partly cloudy | 25° /16° | 0.1 mm | 7 | |
| Sept. 3 |  Sunny | 21° /12° | 0 mm | 6 | |
| Sept. 4 | Sunny | 22° /13° | 0 mm | 6 | |
| Sept. 5 | Sunny | 21° /15° | 0 mm | 6 | |
| Sept. 6 | Patchy rain possible | 24° /16° | 0.2 mm | 5 | |
| Sept. 7 |  Moderate or heavy rain shower | 21° /14° | 5.4 mm | 5 | |
| Sept. 8 | Sunny | 19° /10° | 0 mm | 5 | |
| Sept. 9 | Partly cloudy | 21° /12° | 0 mm | 6 | |
| Sept. 10 | Partly cloudy | 24° /15° | 0 mm | 6 | |
| Sept. 11 | Sunny | 22° /13° | 0 mm | 6 | |
| Sept. 12 | Sunny | 21° /13° | 0 mm | 6 | |
| Sept. 13 | Sunny | 24° /15° | 0 mm | 6 | |
| Sept. 14 | Sunny | 25° /16° | 0 mm | 7 | |
| Sept. 15 |  Cloudy | 23° /15° | 0 mm | 5 | |
| Sept. 16 | Partly cloudy | 21° /14° | 0 mm | 6 | |
| Sept. 17 |  Overcast | 21° /15° | 0 mm | 5 | |
| Sept. 18 | Overcast | 21° /16° | 0 mm | 5 | |
| Sept. 19 | Moderate or heavy rain shower | 21° /17° | 49 mm | 5 | |
| Sept. 20 | Patchy rain possible | 18° /17° | 4.3 mm | 4 | |
| Sept. 21 | Moderate or heavy rain shower | 16° /15° | 22.2 mm | 4 | |
| Sept. 22 | Patchy rain possible | 16° /15° | 2.8 mm | 4 | |
| Sept. 23 | Patchy rain possible | 17° /15° | 0.1 mm | 4 | |
| Sept. 24 | Patchy rain possible | 18° /14° | 0.2 mm | 4 | |
| Sept. 25 | Patchy rain possible | 17° /14° | 0.3 mm | 4 | |
| Sept. 26 |  Heavy rain at times | 19° /15° | 19.8 mm | 4 | |
| Sept. 27 | Overcast | 19° /17° | 6.5 mm | 4 | |
| Sept. 28 | Patchy rain possible | 20° /15° | 0.3 mm | 5 | |
| Sept. 29 | Overcast | 16° /13° | 0 mm | 4 | |
| Sept. 30 |  Fog | 16° /12° | 0 mm | 4 | |
| Next | |||||
Important Notice
Our weather forecast for South Kingstown in September 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 Kingstown forecast closer to your planned date for the most up-to-date weather information.
Change Month
South Kingstown in September - FAQ
What are the expected maximum and minimum temperatures in South Kingstown during September?
During September, expect a variety of temperatures with highs around 20° and lows near 15°, suitable for diverse activities and preferences.
How much rainfall should be expected in South Kingstown during September?
Significant rainfall exceeding 112 mm is expected in South Kingstown during September, occurring over more than 10 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in South Kingstown during September?
The average wind speed in South Kingstown during September is 20 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in South Kingstown
Explore the daily rainfall trends and prepare for South Kingstowns September weather 💧
UV exposure in South Kingstown during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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Where is South Kingstown?Get accurate weather forecasts for South Kingstown, located at latitude 41.447 and longitude -71.525. Stay updated with localized weather information tailored for South Kingstown.
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