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Monthly climate in Mili, Marshall Islands

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Mili features a tropical rainforest climate (Af). Temperatures typically range between 27 °C (81 °F) and 27 °C (82 °F) through the year, but rarely can drop to 25 °C (77 °F) or can rise to as high as 30 °C (86 °F). The average annual precipitation amounts to about 3832 mm (150.9 inches) and receives 313 rainy days on the 1 mm (0.04 inches) threshold annually. Mili enjoys an average of 3217 hours of sunshine throughout the year, and daylight varies from 11 hours 46 minutes to 12 hours 27 minutes per day.

Monthly average temperatures in Mili, Marshall Islands

The warmest months in Mili are September, October and November, with daily mean temperatures ranging from 27 to 27 °C (82 - 82 °F) throughout the day. The coldest temperatures usually occur in March, April and June, when daily mean temperatures range from 27 to 27 °C (81 - 81 °F) throughout the day. On average each year, Mili experiences 329 days above 25 °C (77.0 °F) and 0 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Mili. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum29°C
(84°F)		29°C
(84°F)		29°C
(84°F)		29°C
(84°F)		29°C
(84°F)		29°C
(84°F)		29°C
(84°F)		29°C
(85°F)		29°C
(85°F)		29°C
(85°F)		30°C
(86°F)		29°C
(85°F)
Mean maximum29°C
(84°F)		28°C
(84°F)		28°C
(83°F)		29°C
(84°F)		29°C
(84°F)		29°C
(84°F)		29°C
(84°F)		29°C
(85°F)		29°C
(85°F)		29°C
(85°F)		29°C
(85°F)		29°C
(84°F)
Average high28°C
(83°F)		28°C
(83°F)		28°C
(82°F)		28°C
(82°F)		28°C
(83°F)		28°C
(83°F)		28°C
(83°F)		28°C
(83°F)		28°C
(83°F)		28°C
(83°F)		28°C
(83°F)		28°C
(83°F)
Daily mean27°C
(81°F)		27°C
(81°F)		27°C
(81°F)		27°C
(81°F)		27°C
(81°F)		27°C
(81°F)		27°C
(81°F)		27°C
(81°F)		27°C
(82°F)		27°C
(82°F)		27°C
(82°F)		27°C
(81°F)
Average low27°C
(80°F)		27°C
(80°F)		26°C
(79°F)		26°C
(80°F)		26°C
(80°F)		26°C
(80°F)		26°C
(80°F)		26°C
(80°F)		26°C
(80°F)		26°C
(80°F)		26°C
(80°F)		26°C
(80°F)
Mean minimum26°C
(78°F)		26°C
(78°F)		25°C
(77°F)		25°C
(78°F)		26°C
(78°F)		26°C
(78°F)		26°C
(78°F)		25°C
(78°F)		25°C
(78°F)		25°C
(78°F)		26°C
(78°F)		26°C
(78°F)
Minimum25°C
(78°F)		25°C
(78°F)		25°C
(77°F)		25°C
(77°F)		25°C
(78°F)		25°C
(78°F)		25°C
(78°F)		25°C
(77°F)		25°C
(77°F)		25°C
(78°F)		25°C
(78°F)		25°C
(78°F)

Compare climate in Mili with other places

Compare temperature, precipitation, sunshine, UV index in Mili, Marshall Islands with other places around the world.

Monthly average precipitation in Mili, Marshall Islands

Mili usually has the most precipitation in May, November and December, with an average of 27 rainy days and 390 mm (15.4 inches) of precipitation per month. The driest months in Mili are February, September and October. On average, 242 mm (9.5 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Mili. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)299 (11.8)188 (7.4)349 (13.8)342 (13.5)407 (16.0)345 (13.6)317 (12.5)283 (11.1)263 (10.3)276 (10.9)351 (13.8)412 (16.2)
Average precipitation days (≥ 1 mm)222127272828272725262629

Monthly sunshine hours in Mili, Marshall Islands

The sunniest months in Mili are July, August and September, when the sun shines an average of 9 hours 22 minutes a day. Least sunny months in Mili: January, November and December receive an average of 7 hours 54 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Mili. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours209260278270269270286292283279257260
Mean daily daylight hours11h 47m11h 54m12h 4m12h 14m12h 23m12h 27m12h 25m12h 17m12h 8m11h 58m11h 49m11h 46m

Solar UV radiation in Mili, Marshall Islands

Mili experiences the highest level of ultraviolet (UV) radiation in February, March and April, when the maximum UV index can reach values of 15 - 16, which corresponds to the Extreme category of sun exposure. June, November and December are in the Extreme exposure category. In these months, the maximum values of the UV index do not exceed 13. For more detailed information, check out our hourly Mili UV Index data.

Average daily maximum UV levels by month for Mili. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)131516161413131414131211