Weather in Newport for September 2026
Until now, September 2026 in Newport has been nearly identical to the historical average, with a temperature of 18.7 °C (showing only a slight deviation of 0.5 °C).
The forecast for the next days in Newport predicts temperatures to be around 19 °C, close to the historical average.
In general, the average temperature in Newport at the beginning of September is 19.4 °C. As the month progressed, temperatures tended to noticeably cool down, reaching an average of 17.1 °C by the end of September.
Newport experiences heavy rainfall in September, with over 20 rainy days and an average total precipitation 108.2 mm.
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Newport Weather September
Temperatures trend during September in Newport
September weather in Newport day by day
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. |  Light rain shower | 19° /13° | 2.5 mm | 4 | |
| 2 Sept. |  Partly cloudy | 19° /13° | 2.8 mm | 4 | |
| 3 Sept. | Light rain shower | 19° /14° | 4.8 mm | 4 | |
| 4 Sept. | Patchy rain possible | 19° /13° | 2 mm | 4 | |
| 5 Sept. |  Sunny | 19° /12° | 7.5 mm | 5 | |
| 6 Sept. |  Overcast | 21° /14° | 2.5 mm | 4 | |
| 7 Sept. | Sunny | 20° /14° | 1 mm | 4 | |
| 8 Sept. | Light rain shower | 19° /14° | 8.8 mm | 4 | |
| 9 Sept. | Patchy rain possible | 19° /13° | 1.3 mm | 5 | |
| 10 Sept. | Light rain shower | 18° /12° | 2.3 mm | 4 | |
| 11 Sept. | Light rain shower | 17° /12° | 1.9 mm | 4 | |
| 12 Sept. | Overcast | 20° /14° | 0.6 mm | 3.4 | |
| 13 Sept. | Overcast | 20° /17° | 7.8 mm | 4.2 | |
| 14 Sept. | Patchy rain possible | 21° /17° | 1.5 mm | 3.9 | |
| 15 Sept. | Sunny | 20° /14° | 1.6 mm | 5 | |
| 16 Sept. | Patchy rain possible | 16° /13° | 0.4 mm | 4 | |
| 17 Sept. | Overcast | 18° /13° | 3.6 mm | 5 | |
| 18 Sept. | Overcast | 17° /13° | 0 mm | 5 | |
| 19 Sept. | Overcast | 19° /14° | 0 mm | 4 | |
| 20 Sept. | Patchy rain possible | 19° /12° | 0.5 mm | 5 | |
| 21 Sept. | Sunny | 16° /11° | 0 mm | 5 | |
| 22 Sept. | Overcast | 17° /11° | 0 mm | 5 | |
| 23 Sept. | Overcast | 17° /16° | 2.3 mm | 4 | |
| 24 Sept. | Sunny | 21° /15° | 0 mm | 6 | |
| 25 Sept. | Sunny | 21° /15° | 1.4 mm | 6 | |
| 26 Sept. | Light rain shower | 16° /11° | 3.9 mm | 4 | |
| 27 Sept. | Light rain shower | 15° /10° | 5.6 mm | 3 | |
| 28 Sept. | Patchy rain possible | 16° /10° | 3 mm | 4 | |
| 29 Sept. | Sunny | 15° /9° | 3.9 mm | 4 | |
| 30 Sept. | Patchy rain possible | 16° /10° | 2.7 mm | 4 | |
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Newport in September - FAQ
What are the expected maximum and minimum temperatures in Newport during September?
How much rainfall should be expected in Newport during September?
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September rainfall patterns in Newport
UV exposure in Newport during September
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