Honiara
September
Weather in Honiara for September 2027
Your guide to Honiara weather in September - trends and predictions
In general, the average temperature in Honiara at the beginning of September is 28.9 °C. As the month progressed, temperatures tended to slightly increase, reaching an average of 29 °C by the end of September.
Honiara experiences heavy rainfall in September, with over 20 rainy days and an average total precipitation 179.1 mm.
Is September a good time to visit Honiara? check out the best time to travel to Honiara page.
Temperatures
Rain 🌧️
More
9
Dry days
21
Rainy days
0
Snow days
29°/23°
Temperatures
15 km/h
Avg max wind
81 %
Avg humidity
Honiara Weather September
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Temperatures trend during September in Honiara
See the weather trend as well as the moving average line
September weather in Honiara day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. |  Light rain | 29° /24° | 8.1 mm | 6 | |
| 2 Sept. | Light rain | 29° /23° | 6.1 mm | 6 | |
| 3 Sept. | Light rain | 29° /23° | 3.2 mm | 6 | |
| 4 Sept. | Light rain | 29° /24° | 4.1 mm | 7 | |
| 5 Sept. | Light rain | 29° /24° | 7.4 mm | 7 | |
| 6 Sept. | Light rain | 29° /23° | 3.4 mm | 6 | |
| 7 Sept. | Light rain | 29° /23° | 4.6 mm | 6 | |
| 8 Sept. | Light rain | 28° /22° | 3.4 mm | 8 | |
| 9 Sept. |  Moderate rain | 28° /23° | 11.4 mm | 6 | |
| 10 Sept. |  Light rain shower | 28° /23° | 2.1 mm | 6 | |
| 11 Sept. | Light rain | 28° /23° | 4.7 mm | 6 | |
| 12 Sept. | Light rain | 29° /24° | 4.4 mm | 6 | |
| 13 Sept. | Moderate rain | 29° /24° | 12.5 mm | 6 | |
| 14 Sept. | Light rain | 28° /24° | 8.5 mm | 6 | |
| 15 Sept. | Patchy rain possible | 28° /23° | 2.1 mm | 6 | |
| 16 Sept. | Light rain | 28° /23° | 3.6 mm | 6 | |
| 17 Sept. | Light rain | 28° /24° | 4.4 mm | 6 | |
| 18 Sept. | Light rain | 29° /24° | 4 mm | 7 | |
| 19 Sept. | Patchy rain possible | 29° /24° | 1.1 mm | 6 | |
| 20 Sept. | Light rain | 29° /23° | 2.8 mm | 7 | |
| 21 Sept. | Light rain | 29° /23° | 6.6 mm | 8 | |
| 22 Sept. | Light rain | 28° /23° | 5.7 mm | 6 | |
| 23 Sept. | Light rain | 28° /23° | 9.2 mm | 7 | |
| 24 Sept. | Patchy rain possible | 29° /23° | 1.2 mm | 8 | |
| 25 Sept. | Patchy rain possible | 29° /23° | 1 mm | 7 | |
| 26 Sept. | Light rain | 30° /23° | 2.9 mm | 8 | |
| 27 Sept. | Light rain | 29° /24° | 7.7 mm | 7 | |
| 28 Sept. | Moderate rain | 29° /23° | 15.9 mm | 6 | |
| 29 Sept. | Moderate rain | 29° /23° | 23.8 mm | 8 | |
| 30 Sept. | Light rain | 29° /24° | 3.4 mm | 7 | |
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Important Notice
Our weather forecast for Honiara 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 Honiara forecast closer to your planned date for the most up-to-date weather information.
Change Month
Honiara in September - FAQ
What are the expected maximum and minimum temperatures in Honiara during September?
During September, expect a variety of temperatures with highs around 29° and lows near 23°, suitable for diverse activities and preferences.
How much rainfall should be expected in Honiara during September?
Significant rainfall exceeding 179.1 mm is expected in Honiara during September, occurring over more than 21 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Honiara during September?
The average wind speed in Honiara during September is 15 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Honiara
Explore the daily rainfall trends and prepare for Honiaras September weather 💧
Typically, Honiara has 21 rainy days in September with a total of 179.1 mm of rainfall.
UV exposure in Honiara during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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