Last updated: May 6, 2024
Under the Köppen–Geiger climate classification Wahiawa features a tropical savanna climate (As).Temperatures typically range between 22 °C (72 °F) and 26 °C (80 °F) through the year, but rarely can drop to 16 °C (61 °F) or can rise to as high as 32 °C (89 °F).The average annual precipitation amounts to about 551 mm (21.7 inches) and receives 128 rainy days on the 1 mm (0.04 inches) threshold annually.Wahiawa enjoys an average of 3566 hours of sunshine throughout the year, and daylight varies from 10 hours 50 minutes to 13 hours 24 minutes per day.
The warmest months in Wahiawa are July, August and September, with daily mean temperatures ranging from 26 to 26 °C (79 - 80 °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, Wahiawa experiences 274 days above 25 °C (77.0 °F) and 0 days below 0 °C (32.0 °F).
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Maximum | 28°C (82°F) | 28°C (82°F) | 29°C (84°F) | 29°C (84°F) | 30°C (87°F) | 31°C (88°F) | 31°C (88°F) | 32°C (89°F) | 32°C (89°F) | 31°C (88°F) | 30°C (86°F) | 28°C (83°F) |
Mean maximum | 27°C (81°F) | 27°C (80°F) | 27°C (81°F) | 28°C (83°F) | 29°C (85°F) | 30°C (86°F) | 30°C (87°F) | 31°C (88°F) | 31°C (87°F) | 30°C (86°F) | 29°C (84°F) | 27°C (82°F) |
Average high | 25°C (78°F) | 25°C (77°F) | 25°C (78°F) | 26°C (80°F) | 27°C (81°F) | 29°C (84°F) | 29°C (84°F) | 29°C (85°F) | 29°C (85°F) | 29°C (84°F) | 27°C (81°F) | 26°C (78°F) |
Daily mean | 23°C (73°F) | 22°C (72°F) | 22°C (73°F) | 23°C (74°F) | 24°C (76°F) | 25°C (78°F) | 26°C (79°F) | 26°C (80°F) | 26°C (80°F) | 26°C (78°F) | 24°C (76°F) | 23°C (74°F) |
Average low | 20°C (69°F) | 20°C (68°F) | 20°C (69°F) | 21°C (71°F) | 22°C (72°F) | 23°C (74°F) | 24°C (75°F) | 24°C (76°F) | 24°C (75°F) | 23°C (74°F) | 22°C (72°F) | 21°C (70°F) |
Mean minimum | 18°C (65°F) | 17°C (63°F) | 18°C (65°F) | 19°C (66°F) | 19°C (67°F) | 22°C (72°F) | 23°C (73°F) | 23°C (74°F) | 22°C (72°F) | 22°C (71°F) | 20°C (68°F) | 19°C (66°F) |
Minimum | 17°C (63°F) | 16°C (61°F) | 18°C (64°F) | 17°C (63°F) | 18°C (65°F) | 21°C (70°F) | 22°C (71°F) | 21°C (71°F) | 21°C (71°F) | 21°C (69°F) | 19°C (67°F) | 16°C (61°F) |
Compare temperature, precipitation, sunshine, UV index in Wahiawa, Hawaii, United States with other places around the world.
Wahiawa usually has the most precipitation in February, March and December, with an average of 13 rainy days and 77 mm (3.0 inches) of precipitation per month.The driest months in Wahiawa are January, August and September. On average, 25 mm (1.0 inches) of precipitation falls during these months.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Average precipitation mm (inches) | 22 (0.9) | 76 (3.0) | 77 (3.0) | 39 (1.5) | 38 (1.5) | 51 (2.0) | 28 (1.1) | 27 (1.0) | 26 (1.0) | 57 (2.2) | 32 (1.3) | 79 (3.1) |
Average precipitation days (≥ 1 mm) | 6 | 13 | 16 | 11 | 12 | 9 | 11 | 8 | 7 | 11 | 12 | 12 |
The sunniest months in Wahiawa are June, July and August, when the sun shines an average of 11 hours 8 minutes a day.Least sunny months in Wahiawa: January, February and December receive an average of 7 hours 54 minutes of sunshine daily.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Mean monthly sunshine hours | 217 | 250 | 286 | 308 | 336 | 337 | 349 | 337 | 318 | 300 | 272 | 251 |
Mean daily daylight hours | 10h 59m | 11h 26m | 12h 2m | 12h 38m | 13h 9m | 13h 24m | 13h 15m | 12h 48m | 12h 13m | 11h 37m | 11h 5m | 10h 50m |
Wahiawa 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 Wahiawa UV Index data.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
UV Index (month maximum) | 8 | 10 | 11 | 12 | 12 | 13 | 13 | 13 | 12 | 11 | 8 | 7 |