Saipan
September
Weather in Saipan for September 2026
Your guide to Saipan weather in September - trends and predictions
Until now, September 2026 in Saipan has been nearly identical to the historical average, with a temperature of 29.1 °C (showing only a slight deviation of 0.1 °C).
The forecast for the next days in Saipan predicts temperatures to be around 29 °C, close to the historical average.
In general, the average temperature in Saipan at the beginning of September is 29 °C. As the month progressed, temperatures tended to slightly decrease, reaching an average of 28.9 °C by the end of September.
Saipan experiences heavy rainfall in September, with over 20 rainy days and an average total precipitation 402.9 mm.
Temperatures
Rain 🌧️
1
Dry days
29
Rainy days
0
Snow days
29°/27°
Temperatures
26 km/h
Avg max wind
77 %
Avg humidity
Saipan Weather September
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Temperatures trend during September in Saipan
See the weather trend as well as the moving average line
September weather in Saipan day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. |  Moderate or heavy rain shower | 29° /26° | 19.3 mm | 5 | |
| 2 Sept. | Moderate or heavy rain shower | 29° /27° | 19.1 mm | 5 | |
| 3 Sept. | Moderate or heavy rain shower | 29° /27° | 7.2 mm | 5 | |
| 4 Sept. |  Patchy rain possible | 29° /27° | 4.9 mm | 5 | |
| 5 Sept. |  Patchy light rain with thunder | 29° /27° | 7.4 mm | 5 | |
| 6 Sept. | Patchy light rain with thunder | 29° /28° | 12.8 mm | 5 | |
| 7 Sept. | Patchy rain possible | 29° /27° | 4.9 mm | 5 | |
| 8 Sept. | Light rain shower | 29° /27° | 7.8 mm | 6 | |
| 9 Sept. | Light rain shower | 29° /27° | 10.6 mm | 6 | |
| 10 Sept. | Light rain shower | 30° /27° | 16.5 mm | 5 | |
| 11 Sept. | Patchy rain possible | 29° /27° | 33.3 mm | 5 | |
| 12 Sept. | Moderate or heavy rain shower | 29° /27° | 38.2 mm | 6 | |
| 13 Sept. |  Cloudy | 29° /26° | 16.3 mm | 6 | |
| 14 Sept. | Cloudy | 29° /27° | 11.3 mm | 5 | |
| 15 Sept. | Light rain shower | 29° /27° | 15.7 mm | 5 | |
| 16 Sept. | Moderate or heavy rain shower | 29° /27° | 28.1 mm | 5 | |
| 17 Sept. |  Thundery outbreaks possible | 29° /26° | 15.8 mm | 5 | |
| 18 Sept. |  Patchy light rain | 29° /27° | 5.9 mm | 5 | |
| 19 Sept. | Light rain shower | 30° /27° | 4.2 mm | 5 | |
| 20 Sept. | Light rain shower | 30° /27° | 6.4 mm | 5 | |
| 21 Sept. | Patchy rain possible | 29° /27° | 3.4 mm | 5 | |
| 22 Sept. | Light rain shower | 29° /27° | 6.8 mm | 5 | |
| 23 Sept. | Patchy rain possible | 30° /27° | 4 mm | 6 | |
| 24 Sept. | Light rain shower | 29° /28° | 4.4 mm | 7 | |
| 25 Sept. |  Sunny | 29° /28° | 0.2 mm | 12 | |
| 26 Sept. | Patchy rain possible | 29° /29° | 1.1 mm | 11.7 | |
| 27 Sept. | Light rain shower | 29° /28° | 8.2 mm | 11.8 | |
| 28 Sept. | Sunny | 29° /28° | 1.6 mm | 11.9 | |
| 29 Sept. | Light rain shower | 29° /28° | 8.4 mm | 10.8 | |
| 30 Sept. | Light rain shower | 28° /26° | 12.6 mm | 6 | |
| Next | |||||
Important Notice
Our weather forecast for Saipan 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 Saipan forecast closer to your planned date for the most up-to-date weather information.
Change Month
Saipan in September - FAQ
What are the expected maximum and minimum temperatures in Saipan during September?
During September, expect a variety of temperatures with highs around 29° and lows near 27°, suitable for diverse activities and preferences.
How much rainfall should be expected in Saipan during September?
Significant rainfall exceeding 402.9 mm is expected in Saipan during September, occurring over more than 29 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Saipan during September?
The average wind speed in Saipan during September is 26 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Saipan
Explore the daily rainfall trends and prepare for Saipans September weather 💧
Typically, Saipan has 29 rainy days in September with a total of 402.9 mm of rainfall.
UV exposure in Saipan during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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