Tanabe climate — normals and trends
Tanabe (Japan) has a humid subtropical climate (Cfa) under the Köppen-Geiger classification. Its mean annual temperature is 16.9 °C and it receives 1,971 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 (26.5 °C on average) and the coldest is January (7.8 °C). Rainfall peaks in June.
Tanabe averages 0 frost days, 1 hot days (≥ 30 °C) and 154 rainy days per year.
Tanabe has warmed by +1.4 °C between 1940 and 2025, or +0.17 °C per decade. This trend is statistically significant.
The hottest day of the period reached 31.9 °C (on 17 August 2002) and the coldest -1.7 °C (on 26 February 1981).
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
TanabeWakayama
- coords
- 33.73°, 135.37°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
16.9°C
Average daily high
18.7°C
Average daily low
15.1°C
Annual rainfall
1,971mm
Sunshine / day
9.0h
Mean relative humidity
74%
Average peak wind
26.1km/h
Seasonal range
18.7°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
1 d/yr
Rainy days (≥ 1 mm)
154 d/yr
Annual snowfall
3.6 cm
Average feels-like high
18.2 °C
Average feels-like low
13.1 °C
Average peak gust
42.6 km/h
Tropical nights (≥ 20 °C)
114 d/yr
Solar radiation
15.2 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.4 °C
since 1940
+0.2 °C per decade · r² = 0.57 · 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
31.9 °C
17 August 2002
Coldest day
-1.7 °C
26 February 1981
Wettest day
218 mm
22 October 2017
Windiest day
94.0 km/h
4 September 2018
Strongest gust
179.3 km/h
26 September 1959
Hottest feels-like
38.8 °C
6 August 2024
Coldest feels-like
-10.8 °C
26 February 1981
Snowiest day
4.7 cm
17 February 1977
Sunniest day
14.0 h
28 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 | 9.9 °C | +0.2 °C | 57 mm | -35 mm |
| Feb | 8.6 °C | -1.4 °C | 56 mm | -46 mm |
| Mar | 13.8 °C | +1.0 °C | 117 mm | -21 mm |
| Apr | 17.2 °C | +0.3 °C | 104 mm | -61 mm |
| May | 20.4 °C | +0.1 °C | 276 mm | +83 mm |
| Jun | 24.8 °C | +1.6 °C | 211 mm | -76 mm |
| Jul | 28.8 °C | +2.3 °C | 149 mm | -76 mm |
| Aug | 29.2 °C | +1.2 °C | 113 mm | -45 mm |
| Sep | 27.8 °C | +1.9 °C | 180 mm | -40 mm |
| Oct | 23.4 °C | +2.0 °C | 285 mm | +101 mm |
| Nov | 17.5 °C | +0.5 °C | 63 mm | -58 mm |
| Dec | 13.6 °C | +1.4 °C | 77 mm | -10 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 Tanabe?
Tanabe has a humid subtropical climate (Köppen Cfa). Over 1940-2025, the average annual temperature is 16.9 °C and it receives 1,971 mm of precipitation per year.
What is the hottest day ever recorded in Tanabe?
The hottest day measured in Tanabe between 1940 and 2025 was 17 August 2002, reaching 31.9 °C.
What is the coldest day in Tanabe?
The coldest day measured in Tanabe between 1940 and 2025 was 26 February 1981, at -1.7 °C.
Does it snow in Tanabe?
Yes. Tanabe gets on average 3.6 cm of snow per year and has around 0 frost days.
Has the climate of Tanabe warmed?
Yes: Tanabe warmed by +1.4 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Tanabe?
The wettest day measured in Tanabe between 1940 and 2025 was 22 October 2017, with 218 mm of rain in 24 hours.
What was the windiest day in Tanabe?
The windiest day measured in Tanabe between 1940 and 2025 was 4 September 2018, with winds reaching 94.0 km/h.
What is the warmest month in Tanabe?
The warmest month in Tanabe is August (26.5 °C on average); the coldest is January (7.8 °C).
How much does it rain in Tanabe?
Tanabe receives on average 1,971 mm of precipitation per year, spread over about 154 rainy days.
Is it sunny in Tanabe?
Tanabe gets on average 9.0 hours of sunshine per day, roughly 3,285 hours per year over 1940-2025.
What is the biggest single-day snowfall in Tanabe?
The heaviest 24-hour snowfall measured in Tanabe between 1940 and 2025 was 17 February 1977, with 4.7 cm.
Are there tropical nights in Tanabe?
Yes: Tanabe has on average 114 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Tanabe?
In Tanabe, between 1940 and 2025, the highest apparent temperature reached 38.8 °C on 6 August 2024, and the lowest was -10.8 °C on 26 February 1981.
Compare Tanabe with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Tanabe