Kamigotō climate — normals and trends
Kamigotō (Japan) has a humid subtropical climate (Cfa) under the Köppen-Geiger classification. Its mean annual temperature is 17.5 °C and it receives 1,702 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 (27.0 °C on average) and the coldest is January (8.9 °C). Rainfall peaks in June.
Kamigotō averages 0 frost days, 0 hot days (≥ 30 °C) and 136 rainy days per year.
Kamigotō 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 30.9 °C (on 4 August 2024) and the coldest -0.8 °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
KamigotōNagasaki
- coords
- 32.98°, 129.08°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
17.5°C
Average daily high
18.5°C
Average daily low
16.6°C
Annual rainfall
1,702mm
Sunshine / day
8.2h
Mean relative humidity
75%
Average peak wind
33.0km/h
Seasonal range
18.1°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
0 d/yr
Rainy days (≥ 1 mm)
136 d/yr
Annual snowfall
3.6 cm
Average feels-like high
17.7 °C
Average feels-like low
13.7 °C
Average peak gust
46.1 km/h
Tropical nights (≥ 20 °C)
131 d/yr
Solar radiation
14.8 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.0 °C
since 1940
+0.1 °C per decade · r² = 0.32 · 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
30.9 °C
4 August 2024
Coldest day
-0.8 °C
16 February 1977
Wettest day
196 mm
22 June 1947
Windiest day
128.0 km/h
30 August 1987
Strongest gust
221.4 km/h
31 August 1987
Hottest feels-like
40.1 °C
5 August 2024
Coldest feels-like
-11.6 °C
24 January 2016
Snowiest day
8.5 cm
24 January 2016
Sunniest day
13.5 h
19 June 1974
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 | 10.6 °C | +0.2 °C | 49 mm | -33 mm |
| Feb | 9.1 °C | -1.5 °C | 96 mm | +9 mm |
| Mar | 13.2 °C | +0.3 °C | 103 mm | -15 mm |
| Apr | 16.2 °C | 0.0 °C | 91 mm | -62 mm |
| May | 18.7 °C | -0.4 °C | 246 mm | +85 mm |
| Jun | 23.0 °C | +0.9 °C | 370 mm | +92 mm |
| Jul | 27.9 °C | +2.0 °C | 101 mm | -110 mm |
| Aug | 29.2 °C | +1.5 °C | 168 mm | +12 mm |
| Sep | 28.0 °C | +2.5 °C | 192 mm | +12 mm |
| Oct | 24.1 °C | +2.5 °C | 52 mm | -53 mm |
| Nov | 18.7 °C | +1.2 °C | 59 mm | -36 mm |
| Dec | 15.4 °C | +2.4 °C | 82 mm | +4 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 Kamigotō?
Kamigotō has a humid subtropical climate (Köppen Cfa). Over 1940-2025, the average annual temperature is 17.5 °C and it receives 1,702 mm of precipitation per year.
What is the hottest day ever recorded in Kamigotō?
The hottest day measured in Kamigotō between 1940 and 2025 was 4 August 2024, reaching 30.9 °C.
What is the coldest day in Kamigotō?
The coldest day measured in Kamigotō between 1940 and 2025 was 16 February 1977, at -0.8 °C.
Does it snow in Kamigotō?
Yes. Kamigotō gets on average 3.6 cm of snow per year and has around 0 frost days.
Has the climate of Kamigotō warmed?
Yes: Kamigotō warmed by +1.0 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Kamigotō?
The wettest day measured in Kamigotō between 1940 and 2025 was 22 June 1947, with 196 mm of rain in 24 hours.
What was the windiest day in Kamigotō?
The windiest day measured in Kamigotō between 1940 and 2025 was 30 August 1987, with winds reaching 128.0 km/h.
What is the warmest month in Kamigotō?
The warmest month in Kamigotō is August (27.0 °C on average); the coldest is January (8.9 °C).
How much does it rain in Kamigotō?
Kamigotō receives on average 1,702 mm of precipitation per year, spread over about 136 rainy days.
Is it sunny in Kamigotō?
Kamigotō gets on average 8.2 hours of sunshine per day, roughly 2,993 hours per year over 1940-2025.
What is the biggest single-day snowfall in Kamigotō?
The heaviest 24-hour snowfall measured in Kamigotō between 1940 and 2025 was 24 January 2016, with 8.5 cm.
Are there tropical nights in Kamigotō?
Yes: Kamigotō has on average 131 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Kamigotō?
In Kamigotō, between 1940 and 2025, the highest apparent temperature reached 40.1 °C on 5 August 2024, and the lowest was -11.6 °C on 24 January 2016.
Compare Kamigotō with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Kamigotō