Weather in Grahamstown for September 2025
Until now, September 2025 in Grahamstown has been nearly identical to the historical average, with a temperature of 18.5 °C (showing only a slight deviation of 0.2 °C).
The forecast for the upcoming days in Grahamstown predicts a temperature of 22.1 °C, which is slightly above the historical average.
In general, the average temperature in Grahamstown at the beginning of September is 18.6 °C. As the month progressed, temperatures tended to moderately rise, reaching an average of 19.7 °C by the end of September.
The climate of Grahamstown in September is notably wet, with an average of 12 rainy days, and a total of 62.8 mm of precipitation.
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Grahamstown Weather September
Temperatures trend during September in Grahamstown
September weather in Grahamstown day by day
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. |  Sunny | 19° /15° | 1.5 mm | 6 | |
| 2 Sept. | Sunny | 20° /15° | 0 mm | 6 | |
| 3 Sept. |  Partly cloudy | 22° /16° | 0 mm | 7 | |
| 4 Sept. |  Patchy rain possible | 18° /15° | 0.1 mm | 6 | |
| 5 Sept. | Light rain shower | 17° /14° | 2.4 mm | 5 | |
| 6 Sept. | Sunny | 17° /14° | 0.2 mm | 6 | |
| 7 Sept. | Patchy rain possible | 17° /14° | 0.4 mm | 5 | |
| 8 Sept. | Light rain shower | 17° /14° | 5.8 mm | 5 | |
| 9 Sept. | Light rain shower | 18° /15° | 1.5 mm | 5 | |
| 10 Sept. | Sunny | 18° /14° | 0.1 mm | 6 | |
| 11 Sept. | Light rain shower | 18° /16° | 2.1 mm | 5 | |
| 12 Sept. | Light rain shower | 19° /17° | 3.6 mm | 5 | |
| 13 Sept. | Sunny | 18° /16° | 0.3 mm | 6 | |
| 14 Sept. | Sunny | 24° /11° | 0 mm | 1.5 | |
| 15 Sept. | Partly cloudy | 31° /13° | 0 mm | 1.4 | |
| 16 Sept. | Partly cloudy | 17° /9° | 0.1 mm | 1.1 | |
| 17 Sept. | Sunny | 18° /7° | 0 mm | 1.7 | |
| 18 Sept. | Sunny | 19° /7° | 0 mm | 2.4 | |
| 19 Sept. | Partly cloudy | 23° /8° | 0.1 mm | 6 | |
| 20 Sept. | Partly cloudy | 27° /16° | 0 mm | 6 | |
| 21 Sept. | Patchy rain possible | 18° /14° | 0.3 mm | 5 | |
| 22 Sept. | Patchy rain possible | 17° /10° | 0.2 mm | 4 | |
| 23 Sept. | Partly cloudy | 26° /10° | 0 mm | 6 | |
| 24 Sept. | Partly cloudy | 34° /12° | 0 mm | 7 | |
| 25 Sept. | Patchy rain possible | 29° /13° | 0.4 mm | 5 | |
| 26 Sept. | Patchy rain possible | 9° /7° | 3.2 mm | 3 | |
| 27 Sept. | Sunny | 18° /5° | 0 mm | 5 | |
| 28 Sept. | Patchy rain possible | 17° /14° | 5 mm | 5 | |
| 29 Sept. | Light rain shower | 16° /13° | 4.6 mm | 5 | |
| 30 Sept. | Light rain shower | 15° /12° | 2 mm | 5 | |
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Grahamstown in September - FAQ
September rainfall patterns in Grahamstown
UV exposure in Grahamstown during September
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Where is Grahamstown?Get accurate weather forecasts for Grahamstown, located at latitude -33.304 and longitude 26.533. Stay updated with localized weather information tailored for Grahamstown.