Midway Atoll Weather in September
Thinking of visiting Midway Atoll in September? Expect high temperatures reaching 28°C (82°F) during the day, dropping to 25°C (77°F) at night, and note that quite a bit of rainfall is likely.
Rainfall in Midway Atoll in September
You can expect rain on roughly 16 days based on historical data, averaging 88 mm (3.5 in) for the month. Neither particularly heavy nor particularly frequent, the rain this month is about average. A light jacket should be enough on most wet days.
Temperature in Midway Atoll in September
Midway Atoll in September has perfect weather. Days reach 28°C (82°F) and nights cool to 25°C (77°F). This kind of day-to-night contrast is typical for this time of year. Nights stay warm at around 25°C (77°F), so light bedding and good ventilation are worth thinking about.
Wind Speed in Midway Atoll in September
Wind speeds average 4 m/s (8 knots) during September. At this speed, expect moderate winds that can raise dust and move small branches. Since this is an average, some days have gentle light winds while others experience stronger breezes that are quite noticeable.
Average water temperature in September
With water at 27°C (81°F), you can expect warm, pleasant conditions for any water activity. There's no adjustment period — it feels comfortable straight away.Our weather planner can help you find worldwide destinations with pleasant weather during this period. February, March, April, May, June, July, August, September, October, November and December typically offer the best weather for Midway Atoll.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our Midway Atoll's climate page.
Midway Atoll Temperature in September
Min Temperature
25°C (77°F)
Max Temperature
28°C (82°F)
Water Temperature
27°C (81°F)
Chance of Rain
53%
Precipitation
88 mm (3.5 in)
Rainy days
16 days
Windspeed
4 m/s (8 knots)
Daily Historical Temperatures
41-year average (1976-2025)
Based on our historical records, temperatures in Midway Atoll typically stay consistent throughout September, with daily highs averaging around 28°C (82°F). Nights are warm, with lows around 25°C (77°F).
Average temperatures in September
Daily Historical Precipitation
41-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in September
Historical weather for Midway Atoll in September
Browse day-by-day weather records for Midway Atoll spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Midway Atoll historical weather extremes in September
Based on 19 years of weather observations in Midway Atoll between 2006 and 2025, these are the recorded extremes.
- The hottest September day on record in Midway Atoll reached 33°C (91°F) (September 11, 2014).
- Midway Atoll experienced its chilliest September day on September 30, 2012, reaching only 24°C (75°F).
- The lowest overnight temperature recorded in September was 19°C (66°F) (September 1, 2009).
Best Places in the United States of America in September
Find out more about the weather in the United States of America and which places have the best travel conditions in this month. See all of the United States of America in September →
perfect weather
pleasant
tolerable
unpleasant
poor
What to Wear in Midway Atoll in September
Warm weather calls for comfortable, breathable clothing in September. Cotton t-shirts, shorts, light dresses, and sandals are perfect. You might still want a light layer for evenings or air-conditioned places (for example buses). High rain levels are expected, so pack waterproof gear and an umbrella or poncho. With water temperatures around 27°C (81°F), swimming conditions are excellent. Pack your swimsuit, goggles, and maybe some water shoes.What To Do in Midway Atoll 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 the United States of America, check out our Midway Atoll's climate page.
Temperature Rainfall Wind Speed Water Temp
See the full Midway Atoll climate overview or explore weather in the United States of America.
