Takanosu climate — normals and trends
Takanosu (Japan) has a hot-summer humid continental climate (Dfa) under the Köppen-Geiger classification. Its mean annual temperature is 9.9 °C and it receives 1,659 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 (23.3 °C on average) and the coldest is January (-1.8 °C). Rainfall peaks in July.
Takanosu averages 106 frost days, 4 hot days (≥ 30 °C) and 202 rainy days per year.
Takanosu has warmed by +2.6 °C between 1940 and 2025, or +0.31 °C per decade. This trend is statistically significant.
The number of frost days there went from about 128 to 84 per year over the period.
The hottest day of the period reached 34.8 °C (on 10 August 1999) and the coldest -16.2 °C (on 12 February 1942).
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
TakanosuAkita
- coords
- 40.22°, 140.37°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
9.9°C
Average daily high
13.0°C
Average daily low
6.8°C
Annual rainfall
1,659mm
Sunshine / day
8.0h
Mean relative humidity
78%
Average peak wind
15.2km/h
Seasonal range
25.1°C
Frost days (< 0 °C)
106 d/yr
Hot days (≥ 30 °C)
4 d/yr
Rainy days (≥ 1 mm)
202 d/yr
Annual snowfall
210.9 cm
Average feels-like high
11.6 °C
Average feels-like low
4.9 °C
Average peak gust
39.3 km/h
Tropical nights (≥ 20 °C)
33 d/yr
Solar radiation
13.2 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.6 °C
since 1940
+0.3 °C per decade · r² = 0.64 · 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
34.8 °C
10 August 1999
Coldest day
-16.2 °C
12 February 1942
Wettest day
149 mm
7 July 1975
Windiest day
53.7 km/h
26 September 1954
Strongest gust
144.7 km/h
28 September 1991
Hottest feels-like
40.9 °C
23 August 2023
Coldest feels-like
-20.8 °C
12 February 1942
Snowiest day
31.5 cm
29 March 1966
Sunniest day
14.6 h
14 June 1942
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 | 2.5 °C | +2.1 °C | 106 mm | +4 mm |
| Feb | 1.7 °C | +0.9 °C | 93 mm | +6 mm |
| Mar | 5.9 °C | +1.5 °C | 124 mm | +16 mm |
| Apr | 12.1 °C | +1.0 °C | 176 mm | +61 mm |
| May | 17.3 °C | +0.8 °C | 135 mm | +23 mm |
| Jun | 23.1 °C | +2.6 °C | 107 mm | -17 mm |
| Jul | 28.9 °C | +4.5 °C | 59 mm | -154 mm |
| Aug | 28.4 °C | +2.0 °C | 270 mm | +64 mm |
| Sep | 24.9 °C | +2.6 °C | 261 mm | +76 mm |
| Oct | 16.8 °C | +0.7 °C | 91 mm | -51 mm |
| Nov | 10.2 °C | +0.8 °C | 205 mm | +69 mm |
| Dec | 4.5 °C | +1.2 °C | 208 mm | +77 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 Takanosu?
Takanosu has a hot-summer humid continental climate (Köppen Dfa). Over 1940-2025, the average annual temperature is 9.9 °C and it receives 1,659 mm of precipitation per year.
What is the hottest day ever recorded in Takanosu?
The hottest day measured in Takanosu between 1940 and 2025 was 10 August 1999, reaching 34.8 °C.
What is the coldest day in Takanosu?
The coldest day measured in Takanosu between 1940 and 2025 was 12 February 1942, at -16.2 °C.
Does it snow in Takanosu?
Yes. Takanosu gets on average 210.9 cm of snow per year and has around 106 frost days.
Has the climate of Takanosu warmed?
Yes: Takanosu warmed by +2.6 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Takanosu?
The wettest day measured in Takanosu between 1940 and 2025 was 7 July 1975, with 149 mm of rain in 24 hours.
What was the windiest day in Takanosu?
The windiest day measured in Takanosu between 1940 and 2025 was 26 September 1954, with winds reaching 53.7 km/h.
What is the warmest month in Takanosu?
The warmest month in Takanosu is August (23.3 °C on average); the coldest is January (-1.8 °C).
How much does it rain in Takanosu?
Takanosu receives on average 1,659 mm of precipitation per year, spread over about 202 rainy days.
Is it sunny in Takanosu?
Takanosu gets on average 8.0 hours of sunshine per day, roughly 2,920 hours per year over 1940-2025.
What is the biggest single-day snowfall in Takanosu?
The heaviest 24-hour snowfall measured in Takanosu between 1940 and 2025 was 29 March 1966, with 31.5 cm.
Are there tropical nights in Takanosu?
Yes: Takanosu has on average 33 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Takanosu?
In Takanosu, between 1940 and 2025, the highest apparent temperature reached 40.9 °C on 23 August 2023, and the lowest was -20.8 °C on 12 February 1942.
Compare Takanosu with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Takanosu