Photo: Vidor at English Wikipedia · Public domainFew U.S. towns have milder winter nights than Waiohinu
In July the day’s top temperature is typically 84°. From frosty January to warm July, readings climb 20°. Precipitation is light here, less than falls on 76% of U.S. towns. Plan time outside from September to July, when highs sit at 79–84°.
A year in Waiohinu at a glance
Each month’s typical high and low, and what it brings.
What stands out about Waiohinu’s climate
Compared with towns across the U.S., with Waiohinu’s place in Hawaii beside it.
What a year in Waiohinu feels like
Typical highs and lows by season and by month, from NOAA’s 30-year normals.
Frost is rare
Frost and day counts come from NOAA’s station at Opihihale #2 24.1, HI, 22 miles from the town’s center, at about the same height.
The 2023 USDA map puts Waiohinu’s center in zone 12a: the coldest night of a typical winter, averaged over 1991–2020, reaches about 54°. Plant labels use the zone; frost dates tell you when to plant.
About 35 inches of rain a year
October is the wettest month and June the driest. Rain falls on about 93 days a year. Snow is rare: about 0.0" in a normal year at Kamaoa Puueo 5.1, HI, so most winters see none.
Rain + melted snow by month
Inches of water
Heating and cooling a home in Waiohinu
5% of the work is heating, so air conditioning is the bigger bill. No month averages under 55°.
Degree days add up how far each day’s average falls below (heating) or rises above (cooling) 65° over a year. NOAA normals at Opihihale #2 24.1, HI.
Living with Waiohinu’s climate
What the numbers mean for a garden, a free afternoon and a bad-weather day.
Zone 12a. Frost almost never comes, so tender plants can often stay out through winter.
Months with highs of 62–84° and lows of 40° or more: January, February, March, April, May, June, July, September, October, November and December. 1.0 miles of trails are waiting.
Parks & trails →Of the yearly building losses FEMA expects in Waiohinu from natural hazards, earthquakes are the largest share (57%). Normals are averages; the hazards page covers the extremes.
Natural hazards →Waiohinu and similar climates
TownRatings has no climate map of the towns around Waiohinu yet.
Climates most like Waiohinu’s, farther away
TownRatings’ own comparison of NOAA 1991–2020 normals, not a NOAA product: places of 5,000+ at least 150 miles away, one per state, closest on January low, July high, precipitation and snow.
| Town | Jan. low | July high | Precip. | Snow |
|---|---|---|---|---|
| Waiohinu, HI | 65° | 84° | 35" | 0.0" |
| Islamorada, Village of Islands, FL | 64° | 89° | 45" | 0.0" |
| Corpus Christi, TX | 49° | 91° | 34" | 0.0" |
| Topanga, CA | 48° | 84° | 20" | 0.0" |
| Winston, OR | 37° | 86° | 33" | 0.0" |
Temperatures and precipitation come from NOAA’s 5 km grid; snow and day counts from the stations named on this page.
How Waiohinu compares
Against 12,954 U.S. towns of 2,500 or more (one per 5 km climate cell), with Waiohinu’s place among Hawaii’s.
Waiohinu weather by month
Highs, lows and precipitation from the nearest NOAA station; snow, wet days and snow on the ground from Kamaoa Puueo 5.1, HI. 1991–2020 normals.
| Month | High | Low | Rain + melt | Snow | Wet days | Snow on ground |
|---|---|---|---|---|---|---|
| January | 79° | 65° | 3.5" | 0.0" | 6 | 0 |
| February | 80° | 65° | 3.9" | 0.0" | 7 | 0 |
| March | 80° | 66° | 4.0" | 0.0" | 8 | 0 |
| April | 80° | 67° | 1.9" | 0.0" | 8 | 0 |
| May | 82° | 68° | 1.4" | 0.0" | 7 | 0 |
| June | 83° | 70° | 0.8" | 0.0" | 9 | 0 |
| July | 84° | 70° | 1.9" | 0.0" | 8 | 0 |
| August | 85° | 71° | 2.9" | 0.0" | 7 | 0 |
| September | 84° | 70° | 2.8" | 0.0" | 8 | 0 |
| October | 84° | 70° | 4.1" | 0.0" | 9 | 0 |
| November | 82° | 69° | 4.0" | 0.0" | 9 | 0 |
| December | 81° | 67° | 4.0" | 0.0" | 8 | 0 |
| Year | 82° | 68° | 35.2" | 0.0" | 93 | 0 |
Where Waiohinu’s numbers come from
Normals are 30-year averages, not a forecast. How TownRatings reads climate data →
- Temperatures and precipitation: NOAA’s 1991–2020 normals at the nearest station (NOAA’s grid doesn’t cover Hawaii).
- Snow: Kamaoa Puueo 5.1, HI.
- Frost, freezing nights, 90° and 100° days, heating and cooling: Opihihale #2 24.1, HI, 22 miles from the town’s center, at about the same height; the nearest station that passes our checks for distance, height and agreement with the grid.
- Growing zone: USDA Plant Hardiness Zone Map, 2023. USDA Agricultural Research Service and PRISM Group, Oregon State University, prism.oregonstate.edu/phzm, accessed 8 Oct 2026.
- Storms and extremes: FEMA National Risk Index (expected annual losses to buildings).
Common questions about Waiohinu’s climate
What is the weather like in Waiohinu?
A typical July afternoon reaches 84°, a January night drops to 65°, and snow is almost unheard of. Milder January nights than all but 31 U.S. towns; cooler July afternoons than 60% of U.S. towns.
How cold does it get in Waiohinu in winter?
February nights average 65°. A night at 32° or below comes in only some winters (0.0 a year on average).
How much snow does Waiohinu get?
About 0.0 inches in a normal winter at Kamaoa Puueo 5.1, HI, so most winters see none.
How hot does it get in Waiohinu?
July, with a typical high of 84°. 90° days are rare: none in a normal year at Opihihale #2 24.1, HI.
When is the first and last frost in Waiohinu?
Most years have no frost at all: a 32° night comes in about 0% of winters at Opihihale #2 24.1, HI, usually in December or January.
What growing zone is Waiohinu in?
Zone 12a on the 2023 USDA Plant Hardiness Zone Map: the coldest night of a typical winter reaches about 54°.
What is the best time of year to visit Waiohinu?
By one simple rule (highs of 62–84° and lows of 40° or more), January, February, March, April, May, June, July, September, October, November and December. The rule is ours, not NOAA’s; the month table has the numbers to judge by.
Neighbors talk weather
Gardens, snow, and the best days of the year in Waiohinu.
Source: NOAA NCEI U.S. Climate Normals, 1991–2020; USDA/PRISM 2023 hardiness zones; FEMA National Risk Index. Today’s forecast: National Weather Service.