Kaneohe climate — normals and trends
Kaneohe (United States) has a tropical savanna climate (Aw) under the Köppen-Geiger classification. Its mean annual temperature is 23.4 °C and it receives 625 mm of precipitation per year.
These figures are normals computed over 86 complete calendar years, from 1940 to 2025, using ERA5 reanalysis data from the Copernicus programme.
The warmest month is August (25.0 °C on average) and the coldest is February (21.6 °C). Rainfall peaks in January.
Kaneohe averages 0 frost days, 0 hot days (≥ 30 °C) and 157 rainy days per year.
Kaneohe has warmed by +1.0 °C between 1940 and 2025, or +0.12 °C per decade. This trend is statistically significant.
The hottest day of the period reached 29.7 °C (on 9 September 2015) and the coldest 15.3 °C (on 31 January 1985).
Data from ERA5 reanalysis (Copernicus Climate Change Service), redistributed under a CC-BY 4.0 licence. Normals are recomputed whenever the archive is updated.
Climate normals · ERA5
KaneoheHawaii
- coords
- 21.40°, -157.80°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
23.4°C
Average daily high
25.0°C
Average daily low
22.1°C
Annual rainfall
625mm
Sunshine / day
11.4h
Mean relative humidity
76%
Average peak wind
25.5km/h
Seasonal range
3.4°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
0 d/yr
Rainy days (≥ 1 mm)
157 d/yr
Annual snowfall
0.0 cm
Average feels-like high
26.4 °C
Average feels-like low
22.4 °C
Average peak gust
43.2 km/h
Tropical nights (≥ 20 °C)
334 d/yr
Solar radiation
21.0 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.0 °C
since 1940
+0.1 °C per decade · r² = 0.45 · p = < 0.001
Trend fitted by linear regression (ordinary least squares) on annual means. A trend is shown only when it is statistically significant (p < 0.05).
A climograph overlays rainfall (bars) and temperature (line): the standard reading in climatology, where you can see at a glance whether the warm season is also the dry one.
Records for the period
Hottest day
29.7 °C
9 September 2015
Coldest day
15.3 °C
31 January 1985
Wettest day
178 mm
18 November 1990
Windiest day
65.9 km/h
23 November 1982
Strongest gust
114.8 km/h
23 November 1982
Hottest feels-like
37.1 °C
1 September 2015
Coldest feels-like
10.4 °C
20 February 1962
Sunniest day
13.0 h
11 May 1940
Normals computed over complete calendar years 1940–2025.
A specific year
Pick a year and see how it compares to normal — warmer, drier or more extreme than usual?
Across the whole year
Month by month
| High | vs. normal | Precipitation | vs. normal | |
|---|---|---|---|---|
| Jan | 24.8 °C | +1.3 °C | 63 mm | -12 mm |
| Feb | 24.9 °C | +1.6 °C | 19 mm | -43 mm |
| Mar | 25.1 °C | +1.7 °C | 34 mm | -38 mm |
| Apr | 25.5 °C | +1.6 °C | 58 mm | +10 mm |
| May | 26.0 °C | +1.2 °C | 34 mm | -4 mm |
| Jun | 26.7 °C | +1.0 °C | 24 mm | -9 mm |
| Jul | 27.1 °C | +0.9 °C | 23 mm | -13 mm |
| Aug | 27.5 °C | +0.8 °C | 22 mm | -14 mm |
| Sep | 27.6 °C | +0.8 °C | 22 mm | -12 mm |
| Oct | 27.2 °C | +0.9 °C | 32 mm | -19 mm |
| Nov | 26.2 °C | +1.0 °C | 34 mm | -37 mm |
| Dec | 25.4 °C | +1.3 °C | 85 mm | +15 mm |
The year's extremes
What was the weather like that day?
Your birthday, a wedding, a memorable trip: discover the actual weather for any date since 1940.
Frequently asked questions
What is the climate of Kaneohe?
Kaneohe has a tropical savanna climate (Köppen Aw). Over 1940-2025, the average annual temperature is 23.4 °C and it receives 625 mm of precipitation per year.
What is the hottest day ever recorded in Kaneohe?
The hottest day measured in Kaneohe between 1940 and 2025 was 9 September 2015, reaching 29.7 °C.
What is the coldest day in Kaneohe?
The coldest day measured in Kaneohe between 1940 and 2025 was 31 January 1985, at 15.3 °C.
Does it snow in Kaneohe?
Almost never: Kaneohe sees virtually no snow, with about 0 frost days per year.
Has the climate of Kaneohe warmed?
Yes: Kaneohe warmed by +1.0 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Kaneohe?
The wettest day measured in Kaneohe between 1940 and 2025 was 18 November 1990, with 178 mm of rain in 24 hours.
What was the windiest day in Kaneohe?
The windiest day measured in Kaneohe between 1940 and 2025 was 23 November 1982, with winds reaching 65.9 km/h.
What is the warmest month in Kaneohe?
The warmest month in Kaneohe is August (25.0 °C on average); the coldest is February (21.6 °C).
How much does it rain in Kaneohe?
Kaneohe receives on average 625 mm of precipitation per year, spread over about 157 rainy days.
Is it sunny in Kaneohe?
Kaneohe gets on average 11.4 hours of sunshine per day, roughly 4,161 hours per year over 1940-2025.
Are there tropical nights in Kaneohe?
Yes: Kaneohe has on average 334 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Kaneohe?
In Kaneohe, between 1940 and 2025, the highest apparent temperature reached 37.1 °C on 1 September 2015, and the lowest was 10.4 °C on 20 February 1962.
Compare Kaneohe with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Kaneohe