Weather in Worcester County, Massachusetts for September 2026
Until now, September 2026 in Worcester County has been nearly identical to the historical average, with a temperature of 23.1 °F (showing only a slight deviation of 0.4 °F).
The forecast for the next days in Worcester County predicts temperatures to be around 16 °F, close to the historical average.
In general, the average temperature in Worcester County at the beginning of September is 24.3 °F. As the month progressed, temperatures tended to significantly cool down, reaching an average of 16 °F by the end of September.
The climate of Worcester County in September is notably wet, with an average of 15 rainy days, and a total of 166.5 mm of precipitation.
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Worcester County Weather September
Temperatures trend during September in Worcester County
September weather in Worcester County day by day
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Sept. 1 |  Sunny | 22° /14° | 96.4 mm | 4 | |
| Sept. 2 |  Overcast | 23° /13° | 0 mm | 5 | |
| Sept. 3 |  Mist | 25° /13° | 6.2 mm | 5 | |
| Sept. 4 | Mist | 26° /14° | 0 mm | 6 | |
| Sept. 5 | Sunny | 26° /15° | 2.7 mm | 7 | |
| Sept. 6 |  Cloudy | 24° /15° | 8.8 mm | 5 | |
| Sept. 7 |  Thundery outbreaks possible | 24° /13° | 11.5 mm | 6 | |
| Sept. 8 | Sunny | 24° /13° | 0.6 mm | 6 | |
| Sept. 9 |  Partly cloudy | 23° /14° | 4 mm | 5 | |
| Sept. 10 |  Light rain shower | 24° /15° | 3.7 mm | 4 | |
| Sept. 11 | Light rain shower | 23° /12° | 1.8 mm | 6 | |
| Sept. 12 | Partly cloudy | 23° /13° | 8.2 mm | 6 | |
| Sept. 13 |  Moderate or heavy rain shower | 22° /14° | 19.3 mm | 5 | |
| Sept. 14 | Mist | 23° /14° | 0 mm | 6 | |
| Sept. 15 | Overcast | 21° /12° | 0 mm | 5 | |
| Sept. 16 | Overcast | 23° /13° | 0 mm | 5 | |
| Sept. 17 | Mist | 23° /12° | 0.5 mm | 4 | |
| Sept. 18 | Fog | 22° /14° | 5.6 mm | 4 | |
| Sept. 19 | Overcast | 18° /9° | 0 mm | 5.2 | |
| Sept. 20 | Overcast | 14° /9° | 9.3 mm | 1 | |
| Sept. 21 | Overcast | 19° /10° | 0.2 mm | 5.8 | |
| Sept. 22 | Overcast | 13° /8° | 0.3 mm | 2.5 | |
| Sept. 23 | Overcast | 14° /7° | 0.1 mm | 3.6 | |
| Sept. 24 | Overcast | 12° /6° | 0 mm | 3 | |
| Sept. 25 | Patchy rain possible | 14° /10° | 1.2 mm | 3 | |
| Sept. 26 | Sunny | 19° /8° | 37.4 mm | 5 | |
| Sept. 27 | Overcast | 11° /7° | 1.3 mm | 3 | |
| Sept. 28 | Overcast | 18° /8° | 0 mm | 4 | |
| Sept. 29 | Overcast | 19° /8° | 0 mm | 4 | |
| Sept. 30 | Overcast | 19° /10° | 0 mm | 5 | |
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Worcester County in September - FAQ
What are the expected maximum and minimum temperatures in Worcester County during September?
How much rainfall should be expected in Worcester County during September?
What are the typical wind conditions in Worcester County during September?
September rainfall patterns in Worcester County
UV exposure in Worcester County during September
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Where is Worcester County?Get accurate weather forecasts for Worcester County, located at latitude 42.263 and longitude -71.802. Stay updated with localized weather information tailored for Worcester County.