Photo: Noahhoward · Public domainEast Honolulu sits near the top of U.S. towns for mild winters
July afternoons average 84°. Seasons differ by 21°, from the coldest nights to the warmest afternoons. Comfortable outdoor weather lasts from November to June, with highs of 78–83°.
A year in East Honolulu at a glance
Each month’s typical high and low, and what it brings.
What stands out about East Honolulu’s climate
Compared with towns across the U.S., with East Honolulu’s place in Hawaii beside it.
What a year in East Honolulu 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 Waimanalo Exp F 795.1, HI, 3 miles from the city’s center point, at about the same height.
The 2023 USDA map puts East Honolulu’s center in zone 12b: the coldest night of a typical winter, averaged over 1991–2020, reaches about 58°. Plant labels use the zone; frost dates tell you when to plant.
About 42 inches of rain a year
December is the wettest month and June the driest. Rain falls on about 143 days a year. Snow is rare: about 0.0" in a normal year at Paiko Drive 723.4, HI, so most winters see none.
Rain + melted snow by month
Inches of water
Heating and cooling a home in East Honolulu
0% 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 Waimanalo Exp F 795.1, HI.
Living with East Honolulu’s climate
What the numbers mean for a garden, a free afternoon and a bad-weather day.
Zone 12b. 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, November and December. 32 miles of trails are waiting.
Parks & trails →Of the yearly building losses FEMA expects in East Honolulu from natural hazards, river flooding is the largest share (68%). Normals are averages; the hazards page covers the extremes.
Natural hazards →East Honolulu and its neighbors
Urban Honolulu has the coldest January nights next door (63°, 2° colder). Differences under a degree are within what the 5 km grid can tell apart. Tap a town to see its climate.
Climates most like East Honolulu’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 |
|---|---|---|---|---|
| East Honolulu, HI | 65° | 84° | 42" | 0.0" |
| Islamorada, Village of Islands, FL | 64° | 89° | 45" | 0.0" |
| Galveston, TX | 48° | 89° | 52" | 0.1" |
| Topanga, CA | 48° | 84° | 20" | 0.0" |
| St. Simons, GA | 43° | 91° | 49" | 0.0" |
Temperatures and rain come from NOAA’s 5 km grid, so each town gets its own value. Snow and frost-free days come from the nearest weather station, so neighbors often share them.
How East Honolulu compares
Against 12,954 U.S. towns of 2,500 or more (one per 5 km climate cell), with East Honolulu’s place among Hawaii’s.
East Honolulu weather by month
Highs, lows and precipitation from the nearest NOAA station; snow, wet days and snow on the ground from Paiko Drive 723.4, HI. 1991–2020 normals.
| Month | High | Low | Rain + melt | Snow | Wet days | Snow on ground |
|---|---|---|---|---|---|---|
| January | 78° | 65° | 4.8" | 0.0" | 11 | 0 |
| February | 78° | 65° | 4.5" | 0.0" | 10 | 0 |
| March | 79° | 67° | 5.4" | 0.0" | 13 | 0 |
| April | 80° | 69° | 3.3" | 0.0" | 11 | 0 |
| May | 81° | 70° | 2.4" | 0.0" | 10 | 0 |
| June | 83° | 73° | 1.3" | 0.0" | 11 | 0 |
| July | 84° | 74° | 1.9" | 0.0" | 14 | 0 |
| August | 85° | 74° | 2.0" | 0.0" | 12 | 0 |
| September | 85° | 74° | 2.6" | 0.0" | 12 | 0 |
| October | 84° | 73° | 3.5" | 0.0" | 12 | 0 |
| November | 82° | 71° | 5.4" | 0.0" | 14 | 0 |
| December | 79° | 68° | 5.5" | 0.0" | 14 | 0 |
| Year | 82° | 70° | 42.4" | 0.0" | 143 | 0 |
Where East Honolulu’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: Paiko Drive 723.4, HI (NOAA station in town).
- Frost, freezing nights, 90° and 100° days, heating and cooling: Waimanalo Exp F 795.1, HI, 3 miles from the city’s center point, 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 East Honolulu’s climate
What is the weather like in East Honolulu?
A typical July afternoon reaches 84°, a January night drops to 65°, and snow is almost unheard of. Milder January nights than all but 32 U.S. towns; cooler July afternoons than 56% of U.S. towns.
How cold does it get in East Honolulu in winter?
January nights average 65°. A night at 32° or below comes in only some winters (0.0 a year on average).
How much snow does East Honolulu get?
About 0.0 inches in a normal winter at Paiko Drive 723.4, HI, so most winters see none.
How hot does it get in East Honolulu?
July, with a typical high of 84°. 90° days are rare: none in a normal year at Waimanalo Exp F 795.1, HI.
When is the first and last frost in East Honolulu?
Most years have no frost at all: a 32° night comes in about 0% of winters at Waimanalo Exp F 795.1, HI, usually in December or January.
What growing zone is East Honolulu in?
Zone 12b on the 2023 USDA Plant Hardiness Zone Map: the coldest night of a typical winter reaches about 58°.
What is the best time of year to visit East Honolulu?
By one simple rule (highs of 62–84° and lows of 40° or more), January, February, March, April, May, June, 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 East Honolulu.
Source: NOAA NCEI U.S. Climate Normals, 1991–2020; USDA/PRISM 2023 hardiness zones; FEMA National Risk Index. Today’s forecast: National Weather Service.