Marshall Islands - When to Visit

When to Visit Marshall Islands

Climate guide & best times to travel

Monthly Climate Data for Marshall Islands Average temperature and rainfall by month Climate Overview 20°C 23°C 27°C 31°C 35°C Rainfall (mm) 0 175 350 Jan Jan: 29.0°C high, 25.0°C low, 208mm rain Feb Feb: 29.0°C high, 25.0°C low, 193mm rain Mar Mar: 30.0°C high, 25.0°C low, 221mm rain Apr Apr: 30.0°C high, 25.0°C low, 282mm rain May May: 30.0°C high, 25.0°C low, 272mm rain Jun Jun: 30.0°C high, 25.0°C low, 282mm rain Jul Jul: 30.0°C high, 25.0°C low, 277mm rain Aug Aug: 30.0°C high, 25.0°C low, 284mm rain Sep Sep: 30.0°C high, 25.0°C low, 320mm rain Oct Oct: 30.0°C high, 25.0°C low, 351mm rain Nov Nov: 30.0°C high, 25.0°C low, 340mm rain Dec Dec: 30.0°C high, 25.0°C low, 302mm rain Temperature Rainfall
The Marshall Islands sits scattered across the central Pacific, a chain of 29 coral atolls and five single islands straddling the equator at roughly 7 degrees north latitude. The climate here is tropical oceanic in the truest sense, meaning the temperature barely shifts from one month to the next. Highs tend to hover around 29 to 30°C (85 to 86°F) year-round, and overnight lows rarely dip below 25°C (78°F). Expect no drama. What changes is the rain. The year divides loosely into a drier stretch and a wetter stretch, though "dry" is relative on a low-lying atoll surrounded by thousands of miles of open ocean. January through March is about as dry as the Marshall Islands gets, with monthly rainfall typically around 193 to 221 millimeters. That is still a good amount of water falling from the sky. But showers tend to be shorter and the gaps between them longer. From April onward, rainfall climbs steadily, and by September through November the atolls are receiving their heaviest precipitation, often exceeding 300 millimeters a month. October is usually the wettest month, averaging around 351 millimeters. Humidity holds remarkably steady at about 70 percent throughout the year, which sounds manageable on paper but feels heavier than you might expect when combined with the constant warmth. One thing worth noting is that the Marshall Islands lies within the typhoon belt, though Majuro and the southern atolls are less frequently hit than the northern atolls. The wetter months from August through November carry the highest risk of tropical disturbances. Sea breezes provide some relief from the heat, and the trade winds, which blow most reliably from December through April, make the drier months feel noticeably more comfortable despite the thermometer reading almost identically.

Best Time to Visit

Recommended timing for different travel styles.

Beach and Relaxation
January through March tends to be the sweet spot. Rainfall is at its lowest, the trade winds keep humidity feeling manageable, and the lagoon waters are typically calmer. February is often the driest single month across the Marshall Islands, making it a reasonable bet for uninterrupted days on the sand.
Cultural Exploration
The drier months from January through April work well for getting around Majuro and visiting sites like the Alele Museum, since you are less likely to have plans disrupted by heavy downpours. March coincides with Nuclear Victims Remembrance Day on the first of the month, which has a significant window into Marshallese history and identity.
Adventure and Outdoors
For diving, snorkeling, and exploring passes like Kalalin Pass, February through April typically offers the best underwater visibility. The seas tend to be somewhat calmer before the wetter season builds, and water temperatures are warm enough year-round that timing matters more for surface conditions than comfort underwater.
Budget Travel
The Marshall Islands does not have a pronounced high season and low season cycle the way beach destinations closer to major airline hubs do. That said, the wetter months from September through November see fewer visitors, and you may find more flexibility with accommodation on Majuro. Flights are limited regardless of timing, so booking well ahead matters more than picking a specific month for cost savings.

What to Pack

Essentials and seasonal recommendations for Marshall Islands.

Year-Round Essentials
Reef-safe sunscreen
The equatorial sun here is fierce. The ozone layer gives less shielding at this latitude than you may expect.
A wide-brimmed hat and quality sunglasses with UV protection
Will save you from the relentless glare off the lagoon water.
Lightweight, breathable clothing in natural fibers
Works best since synthetics trap heat against the skin in this constant warmth.
A sturdy reusable water bottle
Hydration in 30°C (86°F) heat with 70 percent humidity demands conscious effort.
Insect repellent
Mosquitoes are present across the atolls year-round.
A compact rain jacket or packable poncho
Pack it every month. Even the drier season brings regular showers.
Reef shoes or water sandals with good grip
Guard your soles. Sharp coral rims most Marshall Islands shorelines.
A dry bag or waterproof pouch for electronics
Rain, spray, and salt soak everything.
Drier Season (January through March)
Clothing
Light cotton or linen shirts and shorts are the daily uniform., One long-sleeved lightweight layer is worth having., A swimsuit that dries fast is gold. You will hop in and out of the water constantly.
Layering Tip
Trade winds can bring a cool breath after sunset. Bring one light long-sleeved layer.
Wetter Season (April through August)
Clothing
Same light layers, plus a second rain shell. Showers are common and you will get caught., Quick-dry travel pants save hassle when you move from sun to air-con and back.
Footwear
Closed-toe sandals that grip wet ground beat flip-flops on muddy paths.
Peak Wet Season (September through December)
Clothing
Pack a real lightweight rain jacket, not just a poncho. Worth every inch of luggage space during these months in the Marshall Islands., Consider an extra set of dry clothes in a waterproof bag for day trips., Moisture-wicking underwear keeps you sane when humidity and rain team up.
Plug Type
Type An and Type B
Voltage
120V at 60Hz
Adapter Note
Flying in from Europe, Australia, or the UK? Bring a plug adapter and confirm your devices handle dual voltage.
Skip These Items
Leave heavy cotton jeans behind. They stay damp forever and cook you in the heat. Formal wear is pointless. The Marshall Islands is relaxed. Even offices favor island casual. Dark-colored clothing absorbs the equatorial sun and makes the heat feel worse. Bulky towels are dead weight. Light travel towels dry fast and roll tiny. Avoid non-reef-safe sunscreen. The coral here is delicate, and chemical lotions harm the reefs that frame daily life on these atolls.
Full Packing Checklist

Interactive checklist with shopping links for every item you need.

View Marshall Islands Packing List →

Month-by-Month Guide

Climate conditions and crowd levels for each month of the year.

January

The year opens in the middle of the Marshall Islands' drier window, with highs around 29°C (85°F) and lows near 25°C (78°F). Rainfall averages about 208 millimeters, which means you will still see showers but they tend to pass quickly, often in the late afternoon. Trade winds are steady and the overall feel is about as fresh as equatorial Pacific air gets.

High 29°C (85°F)
Low 25°C (78°F)
Rainfall 208 millimeters
Crowds Low
View Details →
February

Statistically the driest month in the Marshall Islands, with roughly 193 millimeters of rain. Temperatures hold at 29°C (85°F) daytime highs and 25°C (78°F) lows. The trade winds are reliable, and the combination of slightly less rain and consistent breeze makes this the month that feels most comfortable for outdoor time.

High 29°C (85°F)
Low 25°C (78°F)
Rainfall 193 millimeters
Crowds Low
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March

Rainfall begins to creep up to around 221 millimeters, though the increase is gradual rather than dramatic. Highs nudge to 30°C (86°F) while lows stay at 25°C (78°F). Nuclear Victims Remembrance Day falls on March 1, a solemn and important observance across the atolls. The weather is still firmly in the more agreeable part of the year.

High 30°C (86°F)
Low 25°C (78°F)
Rainfall 221 millimeters
Crowds Low
View Details →
April

This is the transitional month where you can feel the shift. Rainfall jumps noticeably to about 282 millimeters, and the showers start arriving with more conviction. Temperatures sit at 30°C (86°F) highs and 25°C (78°F) lows. The trade winds begin to weaken, and there is a slightly heavier quality to the air by late April.

High 30°C (86°F)
Low 25°C (78°F)
Rainfall 282 millimeters
Crowds Low
View Details →
May

Rainfall holds around 272 millimeters, similar to April, and the heat sits at 30°C (86°F) with lows of 25°C (78°F). The transition into the wetter season is well underway. Mornings often start clear before clouds build through the afternoon. The lagoons remain warm and swimmable, and this is still a reasonable month for diving around Majuro if you do not mind afternoon rain.

High 30°C (86°F)
Low 25°C (78°F)
Rainfall 272 millimeters
Crowds Low
View Details →
June

The Marshall Islands has settled into its wetter pattern now, with about 282 millimeters of monthly rainfall. Highs stay at 30°C (86°F) and lows at 25°C (78°F). Rain events can be more prolonged than the quick showers of the drier months. The trade winds have largely faded, so the humidity, still at 70 percent, feels stickier without the breeze to offset it.

High 30°C (86°F)
Low 25°C (78°F)
Rainfall 282 millimeters
Crowds Low
View Details →
July

Much like June, with rainfall around 277 millimeters and temperatures at 30°C (86°F) highs and 25°C (78°F) lows. The wetter season is established but has not yet peaked. Overcast stretches are more common, and you might get a run of two or three days where the sky stays gray. The ocean remains warm and calm enough for lagoon activities between the rain.

High 30°C (86°F)
Low 25°C (78°F)
Rainfall 277 millimeters
Crowds Low
View Details →
August

Expect 284 millimeters of rain. This is when the tropical disturbance season stirs for the Marshall Islands. Yet the southern atolls around Majuro stay slightly safer than the northern chain. Highs linger at 30°C (86°F) and lows at 25°C (78°F). The air feels thick, almost drinkable, and stays that way until trade winds return in a few months.

High 30°C (86°F)
Low 25°C (78°F)
Rainfall 284 millimeters
Crowds Low
View Details →
September

Rain jumps to 320 millimeters. Expect longer bands of rain, not quick showers. Highs stay at 30°C (86°F) and lows at 25°C (78°F). This kicks off the wettest quarter in the Marshall Islands. Tropical systems grow likelier now. Check forecasts. Flights can be delayed.

High 30°C (86°F)
Low 25°C (78°F)
Rainfall 320 millimeters
Crowds Low
View Details →
October

This is the wettest month, averaging 351 millimeters of rainfall. Temperatures hold at 30°C (86°F) and 25°C (78°F). Long rainy spells dominate. Some days the sky never clears. Yet the warmth never quits and the atolls glow green. Travelers must love getting soaked.

High 30°C (86°F)
Low 25°C (78°F)
Rainfall 351 millimeters
Crowds Low
View Details →
November

Still soggy at 340 millimeters, the second heaviest month. Highs are 30°C (86°F) and lows 25°C (78°F). The tail of the tropical disturbance window lingers into November, though the risk fades as the weeks pass. By late November, faint signs of the dry season appear. But the shift is gentle.

High 30°C (86°F)
Low 25°C (78°F)
Rainfall 340 millimeters
Crowds Low
View Details →
December

Rain eases to 302 millimeters, still heavy yet lighter than October and November. Temperatures stay at 30°C (86°F) and 25°C (78°F). Trade winds begin to rebuild late in the month. The air feels a shade less stifling. December nudges the Marshall Islands toward its drier months.

High 30°C (86°F)
Low 25°C (78°F)
Rainfall 302 millimeters
Crowds Low
View Details →