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Monthly climate in Utulei, Eastern District, American Samoa

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Utulei features a tropical rainforest climate (Af).Temperatures typically range between 26 °C (80 °F) and 27 °C (82 °F) through the year, but rarely can drop to 24 °C (76 °F) or can rise to as high as 30 °C (86 °F).The average annual precipitation amounts to about 2843 mm (111.9 inches) and receives 287 rainy days on the 1 mm (0.04 inches) threshold annually.Utulei enjoys an average of 3345 hours of sunshine throughout the year, and daylight varies from 11 hours 16 minutes to 12 hours 56 minutes per day.

Monthly average temperatures in Utulei, Eastern District, American Samoa §

The warmest months in Utulei are January, March and April, with daily mean temperatures ranging from 27 to 27 °C (82 - 82 °F) throughout the day. The coldest temperatures usually occur in July, August and September, when daily mean temperatures range from 26 to 27 °C (80 - 80 °F) throughout the day. On average each year, Utulei 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 Utulei, Eastern District, American Samoa.Generated using Copernicus Climate Change Service information.Data for period from January 2017 to June 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum 29°C
(85°F)		 30°C
(86°F)		 29°C
(85°F)		 29°C
(85°F)		 29°C
(85°F)		 29°C
(85°F)		 28°C
(83°F)		 28°C
(83°F)		 28°C
(83°F)		 29°C
(84°F)		 29°C
(84°F)		 29°C
(84°F)
Mean maximum 29°C
(85°F)		 29°C
(84°F)		 29°C
(84°F)		 29°C
(84°F)		 29°C
(84°F)		 28°C
(84°F)		 28°C
(83°F)		 28°C
(82°F)		 28°C
(82°F)		 28°C
(83°F)		 28°C
(83°F)		 29°C
(84°F)
Average high 28°C
(83°F)		 28°C
(83°F)		 28°C
(83°F)		 28°C
(83°F)		 28°C
(83°F)		 28°C
(82°F)		 27°C
(81°F)		 27°C
(81°F)		 27°C
(81°F)		 27°C
(82°F)		 28°C
(82°F)		 28°C
(82°F)
Daily mean 27°C
(82°F)		 27°C
(81°F)		 27°C
(82°F)		 27°C
(82°F)		 27°C
(81°F)		 27°C
(81°F)		 27°C
(80°F)		 26°C
(80°F)		 27°C
(80°F)		 27°C
(80°F)		 27°C
(81°F)		 27°C
(81°F)
Average low 26°C
(80°F)		 26°C
(80°F)		 26°C
(80°F)		 27°C
(80°F)		 26°C
(80°F)		 26°C
(80°F)		 26°C
(79°F)		 26°C
(79°F)		 26°C
(79°F)		 26°C
(79°F)		 26°C
(79°F)		 26°C
(79°F)
Mean minimum 26°C
(78°F)		 25°C
(78°F)		 25°C
(78°F)		 26°C
(78°F)		 25°C
(78°F)		 26°C
(78°F)		 25°C
(77°F)		 25°C
(77°F)		 25°C
(77°F)		 25°C
(77°F)		 25°C
(77°F)		 25°C
(77°F)
Minimum 25°C
(77°F)		 24°C
(76°F)		 25°C
(77°F)		 25°C
(77°F)		 25°C
(77°F)		 24°C
(76°F)		 24°C
(76°F)		 24°C
(76°F)		 25°C
(77°F)		 25°C
(76°F)		 24°C
(76°F)		 25°C
(76°F)

Compare climate in Utulei with other places

Compare temperature, precipitation, sunshine, UV index in Utulei, Eastern District, American Samoa with other places around the world.

Monthly average precipitation in Utulei, Eastern District, American Samoa §

Utulei usually has the most precipitation in January, February and December, with an average of 25 rainy days and 375 mm (14.8 inches) of precipitation per month.The driest months in Utulei are July, August and September. On average, 139 mm (5.5 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Utulei, Eastern District, American Samoa.Generated using Copernicus Climate Change Service information.Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Average precipitation mm (inches) 301 (11.8) 464 (18.3) 195 (7.7) 228 (9.0) 210 (8.3) 178 (7.0) 152 (6.0) 128 (5.1) 136 (5.4) 225 (8.9) 266 (10.5) 360 (14.2)
Average precipitation days (≥ 1 mm) 23 25 25 25 25 23 24 20 21 23 24 29

Monthly sunshine hours in Utulei, Eastern District, American Samoa §

The sunniest months in Utulei are March, September and October, when the sun shines an average of 9 hours 59 minutes a day.Least sunny months in Utulei: January, February and June receive an average of 8 hours 0 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Utulei, Eastern District, American Samoa.Generated using Copernicus Atmosphere Monitoring Service information.Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Mean monthly sunshine hours 231 224 310 271 280 264 270 293 301 308 298 290
Mean daily daylight hours 12h 50m 12h 32m 12h 8m 11h 44m 11h 25m 11h 16m 11h 21m 11h 38m 12h 1m 12h 25m 12h 46m 12h 56m

Solar UV radiation in Utulei, Eastern District, American Samoa §

Utulei experiences the highest level of ultraviolet (UV) radiation in January, February and December, when the maximum UV index can reach values of 15 - 16, which corresponds to the Extreme category of sun exposure.May, June and July are in the Very High / Extreme exposure category. In these months, the maximum values of the UV index do not exceed 11. For more detailed information, check out our hourly Utulei UV Index data.

Average daily maximum UV levels by month for Utulei, Eastern District, American Samoa.Generated using Copernicus Atmosphere Monitoring Service information.Data for period from January 2022 to January 2023.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
UV Index (month maximum) 16 16 15 13 11 9 9 12 14 15 15 15