Anamizu climate — normals and trends
Anamizu (Japan) has a humid subtropical climate (Cfa) under the Köppen-Geiger classification. Its mean annual temperature is 14.2 °C and it receives 2,042 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 February (3.9 °C). Rainfall peaks in July.
Anamizu averages 10 frost days, 12 hot days (≥ 30 °C) and 200 rainy days per year.
Anamizu has warmed by +2.3 °C between 1940 and 2025, or +0.27 °C per decade. This trend is statistically significant.
The number of frost days there went from about 21 to 0 per year over the period.
The hottest day of the period reached 35.5 °C (on 15 August 2019) and the coldest -3.9 °C (on 3 February 1947).
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
AnamizuIshikawa
- coords
- 37.23°, 136.90°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
14.2°C
Average daily high
16.2°C
Average daily low
12.3°C
Annual rainfall
2,042mm
Sunshine / day
8.9h
Mean relative humidity
76%
Average peak wind
22.7km/h
Seasonal range
22.6°C
Frost days (< 0 °C)
10 d/yr
Hot days (≥ 30 °C)
12 d/yr
Rainy days (≥ 1 mm)
200 d/yr
Annual snowfall
110.7 cm
Average feels-like high
15.3 °C
Average feels-like low
10.3 °C
Average peak gust
43.1 km/h
Tropical nights (≥ 20 °C)
87 d/yr
Solar radiation
14.7 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.3 °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
35.5 °C
15 August 2019
Coldest day
-3.9 °C
3 February 1947
Wettest day
194 mm
19 June 2013
Windiest day
89.9 km/h
28 September 1991
Strongest gust
189.0 km/h
28 September 1991
Hottest feels-like
43.2 °C
10 August 2023
Coldest feels-like
-13.2 °C
2 February 1996
Snowiest day
20.5 cm
12 March 1969
Sunniest day
14.0 h
26 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 | 6.7 °C | +0.9 °C | 188 mm | +38 mm |
| Feb | 5.6 °C | -0.1 °C | 142 mm | +24 mm |
| Mar | 9.8 °C | +1.6 °C | 143 mm | +19 mm |
| Apr | 13.3 °C | +0.3 °C | 105 mm | -18 mm |
| May | 18.5 °C | +0.7 °C | 139 mm | +13 mm |
| Jun | 24.0 °C | +2.0 °C | 198 mm | +15 mm |
| Jul | 29.3 °C | +2.9 °C | 37 mm | -223 mm |
| Aug | 29.8 °C | +1.5 °C | 379 mm | +166 mm |
| Sep | 27.4 °C | +2.8 °C | 306 mm | +51 mm |
| Oct | 20.3 °C | +1.1 °C | 271 mm | +111 mm |
| Nov | 14.4 °C | +0.4 °C | 118 mm | -38 mm |
| Dec | 10.2 °C | +1.4 °C | 198 mm | +24 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 Anamizu?
Anamizu has a humid subtropical climate (Köppen Cfa). Over 1940-2025, the average annual temperature is 14.2 °C and it receives 2,042 mm of precipitation per year.
What is the hottest day ever recorded in Anamizu?
The hottest day measured in Anamizu between 1940 and 2025 was 15 August 2019, reaching 35.5 °C.
What is the coldest day in Anamizu?
The coldest day measured in Anamizu between 1940 and 2025 was 3 February 1947, at -3.9 °C.
Does it snow in Anamizu?
Yes. Anamizu gets on average 110.7 cm of snow per year and has around 10 frost days.
Has the climate of Anamizu warmed?
Yes: Anamizu warmed by +2.3 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Anamizu?
The wettest day measured in Anamizu between 1940 and 2025 was 19 June 2013, with 194 mm of rain in 24 hours.
What was the windiest day in Anamizu?
The windiest day measured in Anamizu between 1940 and 2025 was 28 September 1991, with winds reaching 89.9 km/h.
What is the warmest month in Anamizu?
The warmest month in Anamizu is August (26.5 °C on average); the coldest is February (3.9 °C).
How much does it rain in Anamizu?
Anamizu receives on average 2,042 mm of precipitation per year, spread over about 200 rainy days.
Is it sunny in Anamizu?
Anamizu gets on average 8.9 hours of sunshine per day, roughly 3,249 hours per year over 1940-2025.
What is the biggest single-day snowfall in Anamizu?
The heaviest 24-hour snowfall measured in Anamizu between 1940 and 2025 was 12 March 1969, with 20.5 cm.
Are there tropical nights in Anamizu?
Yes: Anamizu has on average 87 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Anamizu?
In Anamizu, between 1940 and 2025, the highest apparent temperature reached 43.2 °C on 10 August 2023, and the lowest was -13.2 °C on 2 February 1996.
Compare Anamizu with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Anamizu