Last updated: May 6, 2024
Under the Köppen–Geiger climate classification Kalaheo features a tropical savanna climate (As).Temperatures typically range between 21 °C (70 °F) and 25 °C (78 °F) through the year, but rarely can drop to 15 °C (59 °F) or can rise to as high as 30 °C (86 °F).The average annual precipitation amounts to about 851 mm (33.5 inches) and receives 207 rainy days on the 1 mm (0.04 inches) threshold annually.Kalaheo enjoys an average of 3530 hours of sunshine throughout the year, and daylight varies from 10 hours 48 minutes to 13 hours 26 minutes per day.
The warmest months in Kalaheo are July, August and September, with daily mean temperatures ranging from 25 to 25 °C (77 - 78 °F) throughout the day. The coldest temperatures usually occur in January, February and March, when daily mean temperatures range from 21 to 22 °C (70 - 71 °F) throughout the day. On average each year, Kalaheo experiences 202 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 | 26°C (79°F) | 26°C (79°F) | 26°C (80°F) | 27°C (80°F) | 28°C (83°F) | 28°C (83°F) | 29°C (84°F) | 30°C (86°F) | 30°C (86°F) | 29°C (85°F) | 28°C (83°F) | 27°C (81°F) |
Mean maximum | 25°C (78°F) | 25°C (78°F) | 26°C (78°F) | 26°C (79°F) | 27°C (81°F) | 28°C (82°F) | 29°C (84°F) | 29°C (84°F) | 29°C (84°F) | 28°C (83°F) | 27°C (82°F) | 26°C (79°F) |
Average high | 24°C (76°F) | 23°C (74°F) | 24°C (75°F) | 25°C (77°F) | 26°C (78°F) | 27°C (81°F) | 27°C (82°F) | 28°C (83°F) | 28°C (82°F) | 27°C (81°F) | 26°C (79°F) | 24°C (76°F) |
Daily mean | 22°C (71°F) | 21°C (70°F) | 21°C (71°F) | 22°C (73°F) | 23°C (74°F) | 24°C (76°F) | 25°C (77°F) | 25°C (78°F) | 25°C (78°F) | 25°C (76°F) | 24°C (75°F) | 22°C (72°F) |
Average low | 20°C (68°F) | 19°C (67°F) | 20°C (67°F) | 20°C (69°F) | 21°C (70°F) | 22°C (73°F) | 23°C (74°F) | 23°C (75°F) | 23°C (74°F) | 23°C (73°F) | 22°C (71°F) | 20°C (69°F) |
Mean minimum | 18°C (65°F) | 17°C (62°F) | 18°C (65°F) | 18°C (65°F) | 19°C (67°F) | 22°C (71°F) | 22°C (72°F) | 22°C (72°F) | 22°C (72°F) | 21°C (70°F) | 20°C (69°F) | 19°C (66°F) |
Minimum | 18°C (65°F) | 15°C (59°F) | 18°C (64°F) | 18°C (64°F) | 18°C (64°F) | 21°C (69°F) | 21°C (70°F) | 21°C (70°F) | 21°C (71°F) | 20°C (68°F) | 19°C (67°F) | 17°C (63°F) |
Compare temperature, precipitation, sunshine, UV index in Kalaheo, Hawaii, United States with other places around the world.
Kalaheo usually has the most precipitation in March, October and December, with an average of 18 rainy days and 108 mm (4.2 inches) of precipitation per month.The driest months in Kalaheo are January, May and September. On average, 47 mm (1.8 inches) of precipitation falls during these months.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Average precipitation mm (inches) | 38 (1.5) | 84 (3.3) | 136 (5.4) | 61 (2.4) | 52 (2.1) | 80 (3.1) | 54 (2.1) | 54 (2.1) | 49 (1.9) | 89 (3.5) | 55 (2.2) | 97 (3.8) |
Average precipitation days (≥ 1 mm) | 10 | 15 | 19 | 17 | 17 | 17 | 23 | 18 | 16 | 20 | 19 | 16 |
The sunniest months in Kalaheo are May, July and August, when the sun shines an average of 10 hours 54 minutes a day.Least sunny months in Kalaheo: January, February and December receive an average of 7 hours 58 minutes of sunshine daily.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Mean monthly sunshine hours | 216 | 255 | 279 | 303 | 331 | 331 | 348 | 334 | 313 | 295 | 266 | 254 |
Mean daily daylight hours | 10h 57m | 11h 25m | 12h 2m | 12h 39m | 13h 11m | 13h 26m | 13h 17m | 12h 50m | 12h 13m | 11h 36m | 11h 3m | 10h 48m |
Kalaheo experiences the highest level of ultraviolet (UV) radiation in May, 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 Kalaheo UV Index data.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
UV Index (month maximum) | 8 | 10 | 11 | 12 | 13 | 13 | 13 | 13 | 12 | 10 | 8 | 7 |