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Monthly climate in He'eia, Hawaii, United States

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification He'eia features a tropical savanna climate (As).Temperatures typically range between 22 °C (72 °F) and 26 °C (79 °F) through the year, but rarely can drop to 16 °C (62 °F) or can rise to as high as 29 °C (85 °F).The average annual precipitation amounts to about 675 mm (26.6 inches) and receives 163 rainy days on the 1 mm (0.04 inches) threshold annually.He'eia enjoys an average of 3569 hours of sunshine throughout the year, and daylight varies from 10 hours 50 minutes to 13 hours 24 minutes per day.

Monthly average temperatures in He'eia, Hawaii, United States §

The warmest months in He'eia are July, August and September, with daily mean temperatures ranging from 26 to 26 °C (78 - 79 °F) throughout the day. The coldest temperatures usually occur in January, February and March, when daily mean temperatures range from 22 to 23 °C (72 - 73 °F) throughout the day. On average each year, He'eia experiences 223 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 He'eia, Hawaii, United States.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 27°C
(80°F)		 26°C
(79°F)		 27°C
(81°F)		 27°C
(80°F)		 28°C
(82°F)		 28°C
(83°F)		 28°C
(83°F)		 29°C
(85°F)		 29°C
(85°F)		 29°C
(84°F)		 29°C
(84°F)		 27°C
(81°F)
Mean maximum 26°C
(79°F)		 26°C
(78°F)		 26°C
(79°F)		 26°C
(80°F)		 27°C
(81°F)		 27°C
(82°F)		 28°C
(83°F)		 28°C
(83°F)		 29°C
(84°F)		 28°C
(83°F)		 28°C
(82°F)		 26°C
(80°F)
Average high 24°C
(76°F)		 24°C
(75°F)		 24°C
(76°F)		 25°C
(77°F)		 26°C
(79°F)		 27°C
(80°F)		 27°C
(81°F)		 28°C
(82°F)		 28°C
(82°F)		 27°C
(81°F)		 26°C
(79°F)		 25°C
(77°F)
Daily mean 23°C
(73°F)		 22°C
(72°F)		 22°C
(73°F)		 23°C
(74°F)		 24°C
(75°F)		 25°C
(77°F)		 26°C
(78°F)		 26°C
(79°F)		 26°C
(79°F)		 25°C
(78°F)		 25°C
(76°F)		 23°C
(74°F)
Average low 21°C
(71°F)		 21°C
(69°F)		 21°C
(70°F)		 22°C
(72°F)		 23°C
(73°F)		 24°C
(75°F)		 24°C
(76°F)		 25°C
(77°F)		 24°C
(76°F)		 24°C
(76°F)		 23°C
(74°F)		 22°C
(72°F)
Mean minimum 20°C
(68°F)		 18°C
(65°F)		 20°C
(67°F)		 20°C
(68°F)		 20°C
(69°F)		 23°C
(73°F)		 23°C
(74°F)		 24°C
(75°F)		 23°C
(74°F)		 23°C
(73°F)		 21°C
(70°F)		 20°C
(69°F)
Minimum 19°C
(67°F)		 16°C
(62°F)		 19°C
(66°F)		 19°C
(66°F)		 18°C
(65°F)		 22°C
(72°F)		 22°C
(72°F)		 23°C
(73°F)		 22°C
(72°F)		 22°C
(72°F)		 20°C
(69°F)		 18°C
(65°F)

Compare climate in He'eia with other places

Compare temperature, precipitation, sunshine, UV index in He'eia, Hawaii, United States with other places around the world.

Monthly average precipitation in He'eia, Hawaii, United States §

He'eia usually has the most precipitation in February, March and December, with an average of 15 rainy days and 86 mm (3.4 inches) of precipitation per month.The driest months in He'eia are January, July and September. On average, 37 mm (1.4 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in He'eia, Hawaii, United States.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) 34 (1.3) 82 (3.2) 89 (3.5) 51 (2.0) 44 (1.7) 56 (2.2) 39 (1.5) 41 (1.6) 37 (1.5) 66 (2.6) 48 (1.9) 87 (3.4)
Average precipitation days (≥ 1 mm) 9 14 16 13 13 11 16 12 12 15 16 16

Monthly sunshine hours in He'eia, Hawaii, United States §

The sunniest months in He'eia are June, July and August, when the sun shines an average of 11 hours 8 minutes a day.Least sunny months in He'eia: January, February and December receive an average of 7 hours 56 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in He'eia, Hawaii, United States.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 218 248 286 309 335 338 348 337 318 300 271 254
Mean daily daylight hours 10h 59m 11h 26m 12h 2m 12h 38m 13h 9m 13h 24m 13h 15m 12h 48m 12h 13m 11h 36m 11h 5m 10h 50m

Solar UV radiation in He'eia, Hawaii, United States §

He'eia experiences the highest level of ultraviolet (UV) radiation in June, July and August, when the maximum UV index can reach values of 13 - 13, which corresponds to the Extreme category of sun exposure.January, November and December are in the High / Very High exposure category. In these months, the maximum values of the UV index do not exceed 8. For more detailed information, check out our hourly He'eia UV Index data.

Average daily maximum UV levels by month for He'eia, Hawaii, United States.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) 7 10 11 12 12 13 13 13 12 11 8 7