Kunisaki climate — normals and trends
Kunisaki (Japan) has a humid subtropical climate (Cfa) under the Köppen-Geiger classification. Its mean annual temperature is 16.6 °C and it receives 1,639 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 (26.7 °C on average) and the coldest is January (7.2 °C). Rainfall peaks in June.
Kunisaki averages 0 frost days, 2 hot days (≥ 30 °C) and 131 rainy days per year.
Kunisaki has warmed by +1.5 °C between 1940 and 2025, or +0.18 °C per decade. This trend is statistically significant.
The hottest day of the period reached 31.8 °C (on 4 August 2001) and the coldest -2.6 °C (on 16 February 1977).
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
KunisakiOita
- coords
- 33.55°, 131.73°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
16.6°C
Average daily high
18.1°C
Average daily low
15.3°C
Annual rainfall
1,639mm
Sunshine / day
8.7h
Mean relative humidity
75%
Average peak wind
23.3km/h
Seasonal range
19.5°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
2 d/yr
Rainy days (≥ 1 mm)
131 d/yr
Annual snowfall
4.8 cm
Average feels-like high
18.0 °C
Average feels-like low
13.7 °C
Average peak gust
37.4 km/h
Tropical nights (≥ 20 °C)
116 d/yr
Solar radiation
14.9 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.5 °C
since 1940
+0.2 °C per decade · r² = 0.52 · 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
31.8 °C
4 August 2001
Coldest day
-2.6 °C
16 February 1977
Wettest day
201 mm
17 September 1945
Windiest day
92.8 km/h
7 September 2004
Strongest gust
184.3 km/h
7 September 2004
Hottest feels-like
40.6 °C
3 August 2024
Coldest feels-like
-13.2 °C
26 February 1981
Snowiest day
6.2 cm
15 February 1968
Sunniest day
13.9 h
3 June 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 | 9.3 °C | +0.5 °C | 22 mm | -36 mm |
| Feb | 7.8 °C | -1.3 °C | 68 mm | -14 mm |
| Mar | 12.5 °C | +0.7 °C | 140 mm | +23 mm |
| Apr | 16.0 °C | +0.1 °C | 84 mm | -64 mm |
| May | 19.4 °C | -0.2 °C | 280 mm | +107 mm |
| Jun | 24.1 °C | +1.3 °C | 388 mm | +118 mm |
| Jul | 28.4 °C | +1.8 °C | 60 mm | -149 mm |
| Aug | 29.6 °C | +1.7 °C | 153 mm | +22 mm |
| Sep | 27.8 °C | +2.3 °C | 329 mm | +140 mm |
| Oct | 23.3 °C | +2.2 °C | 128 mm | +1 mm |
| Nov | 17.5 °C | +0.9 °C | 31 mm | -48 mm |
| Dec | 13.3 °C | +1.7 °C | 52 mm | -5 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 Kunisaki?
Kunisaki has a humid subtropical climate (Köppen Cfa). Over 1940-2025, the average annual temperature is 16.6 °C and it receives 1,639 mm of precipitation per year.
What is the hottest day ever recorded in Kunisaki?
The hottest day measured in Kunisaki between 1940 and 2025 was 4 August 2001, reaching 31.8 °C.
What is the coldest day in Kunisaki?
The coldest day measured in Kunisaki between 1940 and 2025 was 16 February 1977, at -2.6 °C.
Does it snow in Kunisaki?
Yes. Kunisaki gets on average 4.8 cm of snow per year and has around 0 frost days.
Has the climate of Kunisaki warmed?
Yes: Kunisaki warmed by +1.5 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Kunisaki?
The wettest day measured in Kunisaki between 1940 and 2025 was 17 September 1945, with 201 mm of rain in 24 hours.
What was the windiest day in Kunisaki?
The windiest day measured in Kunisaki between 1940 and 2025 was 7 September 2004, with winds reaching 92.8 km/h.
What is the warmest month in Kunisaki?
The warmest month in Kunisaki is August (26.7 °C on average); the coldest is January (7.2 °C).
How much does it rain in Kunisaki?
Kunisaki receives on average 1,639 mm of precipitation per year, spread over about 131 rainy days.
Is it sunny in Kunisaki?
Kunisaki gets on average 8.7 hours of sunshine per day, roughly 3,175 hours per year over 1940-2025.
What is the biggest single-day snowfall in Kunisaki?
The heaviest 24-hour snowfall measured in Kunisaki between 1940 and 2025 was 15 February 1968, with 6.2 cm.
Are there tropical nights in Kunisaki?
Yes: Kunisaki has on average 116 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Kunisaki?
In Kunisaki, between 1940 and 2025, the highest apparent temperature reached 40.6 °C on 3 August 2024, and the lowest was -13.2 °C on 26 February 1981.
Compare Kunisaki with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Kunisaki