Swimming in Micronesia in september 2025 Sea temperature by city in september
Do you want to go to the beach in Micronesia in september 2025? Is it the right month to go for pleasant temperatures and staying in the water for a long time? The answer is on this page with the sea temperatures in september in Micronesia by city and our opinion on the chances of enjoying pleasant sea conditions.
Sea temperature in Micronesia in september 2025
Here, find the average sea temperature in Micronesia in september in several coastal cities.
85°F
min: 85°F / max: 87°F
85°F
min: 84°F / max: 86°F
86°F
min: 84°F / max: 87°F
86°F
min: 84°F / max: 87°F
85°F
min: 83°F / max: 88°F
86°F
min: 84°F / max: 87°F
86°F
min: 84°F / max: 87°F
85°F
min: 83°F / max: 87°F
Where should you go swimming in Micronesia in the month of september?
Swimming in Micronesia in september is ideal
In september in Micronesia swimming conditions are generally the same everywhere.
In september in Guam (Marianas), Marshall islands, Chuuk Lagoon (Caroline Islands), Kosrae Island, Nauru, Palikir, Pohnpei and Yap islands, swimming conditions are perfect! With water reaching a maximum of 87°F and an average of 85°F, going in the water (and staying there!) feels great.
Where to go swimming in Micronesia in september: the map of sea temperatures
ideal swimming 
pleasant swimming 
cool swimming 
cold swimming 
freezing swimmingWater temperature and seasonal norms in september
Guam (Marianas)
| September | |||
| Average sea temperature | 85°F | ||
| Minimum sea temperature | 85°F | ||
| Maximum sea temperature | 87°F | ||
| Average outside temperature | 85°F | ||
| Maximum outside temperature | 86°F | ||
| Minimum outside temperature | 85°F | ||
| Precipitation | 20.8in | ||
| Number of days of precipitation | 21 jour(s) (71%) | ||
| Cloud cover | 45% | ||
| Our opinion | ideal swimming |
More information on swimming in Guam (Marianas) in september
Marshall islands
| September | |||
| Average sea temperature | 85°F | ||
| Minimum sea temperature | 84°F | ||
| Maximum sea temperature | 86°F | ||
| Average outside temperature | 85°F | ||
| Maximum outside temperature | 86°F | ||
| Minimum outside temperature | 85°F | ||
| Precipitation | 19.5in | ||
| Number of days of precipitation | 23 jour(s) (76%) | ||
| Cloud cover | 44% | ||
| Our opinion | ideal swimming |
More information on swimming in Marshall islands in september
Chuuk Lagoon (Caroline Islands)
| September | |||
| Average sea temperature | 86°F | ||
| Minimum sea temperature | 84°F | ||
| Maximum sea temperature | 87°F | ||
| Average outside temperature | 85°F | ||
| Maximum outside temperature | 86°F | ||
| Minimum outside temperature | 85°F | ||
| Precipitation | 13.1in | ||
| Number of days of precipitation | 16 jour(s) (53%) | ||
| Cloud cover | 46% | ||
| Our opinion | ideal swimming |
More information on swimming in Chuuk Lagoon (Caroline islands) in september
Kosrae Island
| September | |||
| Average sea temperature | 86°F | ||
| Minimum sea temperature | 84°F | ||
| Maximum sea temperature | 87°F | ||
| Average outside temperature | 85°F | ||
| Maximum outside temperature | 86°F | ||
| Minimum outside temperature | 85°F | ||
| Precipitation | 11.5in | ||
| Number of days of precipitation | 15 jour(s) (50%) | ||
| Cloud cover | 44% | ||
| Our opinion | ideal swimming |
More information on swimming in Kosrae Island in september
Nauru
| September | |||
| Average sea temperature | 85°F | ||
| Minimum sea temperature | 83°F | ||
| Maximum sea temperature | 88°F | ||
| Average outside temperature | 85°F | ||
| Maximum outside temperature | 85°F | ||
| Minimum outside temperature | 83°F | ||
| Precipitation | 8in | ||
| Number of days of precipitation | 11 jour(s) (36%) | ||
| Cloud cover | 39% | ||
| Our opinion | ideal swimming |
More information on swimming in Nauru in september
List of coastal cities in Micronesia
| Guam (Marianas) in september | ideal swimming |
| Marshall islands in september | ideal swimming |
| Chuuk Lagoon (Caroline Islands) in september | ideal swimming |
| Kosrae Island in september | ideal swimming |
| Nauru in september | ideal swimming |
| Palikir in september | ideal swimming |
| Pohnpei in september | ideal swimming |
| Yap islands in september | ideal swimming |