Kundiawa Weather in September
What's the weather like in Kundiawa (Chimbu) in September 2025?
The climate in Kundiawa during September can be summarized as warm and wet.
September is in the spring in Kundiawa and is typically the 4th coldest month of the year. Daytime maximum temperatures average around 28°C (82°F), whilst at night 12°C (53°F) is normal.
| Daytime temperature | 27.6°C 81.7°F |
|---|---|
| Nightly temperature | 11.8°C 53.2°F |
| Average temperature | 19.7°C 67.5°F |
| Daily sunshine | 4.7 hrs |
| Avg rainfall | 173 mm 6.8 ins |
| Rainy days | 21 days |
| Sea temperature | 26.6°C 80°F |
| Humidity | 78% |
| Windspeed | 14.4kph 9 mph |
On average September is the 5th driest month of the year in Kundiawa with around 173mm 6.8 inches of rain making it a wet time to visit. This rainfall is typically spread over 21 days, although this may vary considerably.
On the flip side this corresponds to an average of 4.7 hours of sunshine per day.
September temperatures in Kundiawa
September rainfall
September hourly sunshine
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Kundiawa in September 2025.
Other monthly averages
Best places to visit in September
Kundiawa weather stats
| Hottest month: | January | 28.3°C 82.9°F |
|---|---|---|
| Driest month: | July | 93mm 3.7ins |
| Sunniest month: | November | 5.2hrs |
| Coldest month: | July | 26.2°C 79.2°F |
| Wettest month: | March | 262mm 10.3ins |
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