Marshall Islands

Marshall Islands Weather in September

Average temperatures, rainfall, sunshine and the best places to visit in Marshall Islands in September.

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Majuro Arno Atoll Kwajalein

Planning a trip to Marshall Islands this September? Here's what you need to know about the weather:

What to Expect in Marshall Islands in September

September in Marshall Islands generally has warm temperatures, with heavy precipitation.

Temperatures

You can expect warm maximum daytime temperatures of around 29°C (84°F) and nighttime temperatures around 26°C (79°F) in Majuro. These night and day temperatures are average and some days may be even warmer. So be prepared and dress for the heat.

To learn more about the conditions in specific areas of Marshall Islands, check out the map below.

Precipitation

In September, precipitation varies across different areas. From heavy rainfall in Kwajalein with an average of 295 mm (12 in) to heavy rainfall in Majuro with 307 mm (12 in).

Average sunshine

Plenty of sunshine can be expected in numerous places in September. Majuro typically receives 218 hours of sunlight, making it ideal for those seeking sunny weather.

Explore Marshall Islands by month

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Best Places to Visit in Marshall Islands in September

Click on a destination dot for more details. Toggle the map to compare temperatures or precipitation across Marshall Islands.

Conditions Temperatures Precipitation
perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

Popular Destinations in Marshall Islands

What is the weather like in September for some of the most popular destinations in Marshall Islands?

Temperature range in Marshall Islands (September)

Precipitation variation in Marshall Islands (September)

Majuro

In September Majuro generally has high temperatures with maximum daytime temperatures around 29°C (84°F), minimum nighttime temperatures around 26°C (79°F) and heavy monthly rainfall. So on average the conditions are poor that month.

« August
September
October »
August
September
October
Max temperature
29°C (84°F)
29°C (84°F)
29°C (84°F)
Min temperature
26°C (79°F)
26°C (79°F)
26°C (79°F)
Monthly sun hours
232 hours
218 hours
205 hours
Monthly rainfall
303 mm (12 in)
307 mm (12 in)
328 mm (13 in)
Monthly rainy days
20 days
19 days
20 days
Weather conditions
poor
poor
poor
Climate in Majuro →

Arno Atoll

In September Arno Atoll generally has high temperatures with maximum daytime temperatures around 29°C (84°F), minimum nighttime temperatures around 26°C (79°F) and heavy monthly rainfall. So on average the conditions are poor that month.

« August
September
October »
August
September
October
Max temperature
29°C (84°F)
29°C (84°F)
29°C (84°F)
Min temperature
26°C (79°F)
26°C (79°F)
26°C (79°F)
Monthly sun hours
232 hours
218 hours
205 hours
Monthly rainfall
301 mm (12 in)
307 mm (12 in)
328 mm (13 in)
Monthly rainy days
20 days
19 days
20 days
Weather conditions
poor
poor
poor
Climate in Arno Atoll →

Kwajalein

In September Kwajalein generally has high temperatures with maximum daytime temperatures around 29°C (84°F), minimum nighttime temperatures around 26°C (79°F) and heavy monthly rainfall. So on average the conditions are poor that month.

« August
September
October »
August
September
October
Max temperature
29°C (84°F)
29°C (84°F)
29°C (84°F)
Min temperature
26°C (79°F)
26°C (79°F)
26°C (79°F)
Monthly rainfall
290 mm (11 in)
295 mm (12 in)
317 mm (12 in)
Monthly rainy days
21 days
20 days
21 days
Weather conditions
poor
poor
poor
Climate in Kwajalein →

Is your destination not in the list? Have a look at all destinations in Marshall Islands.

In our records: Marshall Islands September extremes

Notable September records observed across cities in Marshall Islands in our climate database (1976 – 2026). Historic readings can vary in quality, so treat these as illustrative.

  • In our records, the warmest September day in Marshall Islands reached 39°C (102°F) in Majuro on September 6, 2016.

Popular cities in September

Day & night temperatures, rainfall and average weather in Marshall Islands in September.

City Weather Day temp Night temp Rainfall
Majuro 29°C (84°F) 26°C (79°F) 307 mm (12 in)
Arno Atoll 29°C (84°F) 26°C (79°F) 307 mm (12 in)
Kwajalein 29°C (84°F) 26°C (79°F) 295 mm (12 in)

Marshall Islands weather in September: frequently asked questions

What is the weather like in Marshall Islands in September?

Marshall Islands typically experiences poor weather in September, part of the season. Daytime highs in Majuro average around 29°C (84°F), and temperatures drop to about 26°C (79°F) at night.

What is the average temperature in Marshall Islands in September?

In Majuro, the average daytime high in September is 29°C (84°F), while nighttime temperatures drop to around 26°C (79°F).

Does Marshall Islands get a lot of rain in September?

Expect plenty of rainfall. Majuro records an average of 307 mm (12 in) in September, putting it among the wetter months for Marshall Islands.

Is September a Good Time to Visit Marshall Islands?

Given the typically poor weather conditions in Majuro, September may not be the ideal time to visit Marshall Islands.

Generally speaking, January, February, March and April provide unpleasant weather in Majuro.

Interested in more climate information?

We have much more information about the climate in Marshall Islands.

Weather and climate has detailed information for every country in the world. Are you going to Marshall Islands? Get detailed historical weather averages for many cities in Marshall Islands.

Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.