Misima Island Weather in September
Misima Island in September sees high daytime temperatures of 28°C (82°F) and nighttime lows of 25°C (77°F). As part of the rainy season, showers are frequent and often heavy. Budget around 181 mm (7.1 in) of rainfall for the month.
Rainfall in Misima Island in September
As part of the rainy season, Misima Island sees around 16 days of rain in September, with an average of 181 mm (7.1 in). Rainfall this month is frequent and tends to be fairly heavy when it does fall. Packing waterproofs is a good idea.
Temperature in Misima Island in September
Temperatures in Misima Island in September top out at 28°C (82°F) and drop to 25°C (77°F) overnight. This kind of day-to-night contrast is typical for this time of year. With overnight lows of 25°C (77°F), evenings and nights remain warm. Light clothing and an open window or fan can help you sleep comfortably.
Average water temperature in September
At 26°C (79°F), the water is warm and comfortable for swimming. Most people find this temperature ideal for spending longer periods in the water.If you prefer enjoying temperate temperatures and rain-free days, July, August and October typically offer the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Papua New Guinea, check out our Misima Island's climate page.
Misima Island Temperature in September
Min Temperature
25°C (77°F)
Max Temperature
28°C (82°F)
Water Temperature
26°C (79°F)
Chance of Rain
55%
Precipitation
181 mm (7.1 in)
Rainy days
16 days
Humidity
79%
Daily Historical Temperatures
42-year average (1979-2025)
Based on our historical records, temperatures in Misima Island typically stay consistent throughout September, with daily highs averaging around 28°C (82°F). Nights are warm, with lows around 26°C (79°F).
Average temperatures in September
Historical weather for Misima Island in September
Browse day-by-day weather records for Misima Island spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Misima Island historical weather extremes in September
The extremes listed below come from historical weather data collected in Misima Island from 2004 through 2025.
- The hottest September day on record in Misima Island reached 31°C (88°F) (September 4, 2004).
- The lowest daytime temperature in September was 25°C (77°F), recorded on September 10, 2019.
- The coldest night in September in Misima Island was on September 8, 2014, with a minimum of 24°C (75°F).
Best Places in Papua New Guinea in September
Find out more about the weather in Papua New Guinea and which places have the best travel conditions in this month. See all of Papua New Guinea in September →
perfect weather
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tolerable
unpleasant
poor
What to Wear in Misima Island in September
Warm temperatures in September make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. Heavy rain is guaranteed, please bring a good poncho and waterproof everything! With water temperatures around 26°C (79°F), swimming conditions are excellent. Pack your swimsuit, goggles, and maybe some water shoes.What To Do in Misima Island in September
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Papua New Guinea, check out our Misima Island's climate page.
Temperature Rainfall Humidity Water Temp
See the full Misima Island climate overview or explore weather in Papua New Guinea.
