Moritake climate — normals and trends
Moritake (Japan) has a humid subtropical climate (Cfa) under the Köppen-Geiger classification. Its mean annual temperature is 11.9 °C and it receives 1,627 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 (24.8 °C on average) and the coldest is January (0.5 °C). Rainfall peaks in July.
Moritake averages 66 frost days, 6 hot days (≥ 30 °C) and 199 rainy days per year.
Moritake has warmed by +2.4 °C between 1940 and 2025, or +0.28 °C per decade. This trend is statistically significant.
The number of frost days there went from about 91 to 41 per year over the period.
The hottest day of the period reached 35.2 °C (on 3 August 1978) and the coldest -12.4 °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
MoritakeAkita
- coords
- 40.10°, 140.08°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
11.9°C
Average daily high
14.5°C
Average daily low
9.2°C
Annual rainfall
1,627mm
Sunshine / day
8.2h
Mean relative humidity
75%
Average peak wind
21.8km/h
Seasonal range
24.3°C
Frost days (< 0 °C)
66 d/yr
Hot days (≥ 30 °C)
6 d/yr
Rainy days (≥ 1 mm)
199 d/yr
Annual snowfall
144.3 cm
Average feels-like high
13.0 °C
Average feels-like low
6.7 °C
Average peak gust
39.5 km/h
Tropical nights (≥ 20 °C)
56 d/yr
Solar radiation
13.7 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.4 °C
since 1940
+0.3 °C per decade · r² = 0.63 · 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
35.2 °C
3 August 1978
Coldest day
-12.4 °C
12 February 1942
Wettest day
172 mm
7 July 1975
Windiest day
81.0 km/h
28 September 1991
Strongest gust
151.6 km/h
28 September 1991
Hottest feels-like
41.9 °C
23 August 2023
Coldest feels-like
-17.5 °C
14 January 1967
Snowiest day
16.7 cm
29 March 1966
Sunniest day
14.5 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 | 5.0 °C | +2.5 °C | 127 mm | +19 mm |
| Feb | 4.0 °C | +1.3 °C | 102 mm | +15 mm |
| Mar | 8.1 °C | +1.8 °C | 121 mm | +20 mm |
| Apr | 13.3 °C | +0.8 °C | 174 mm | +67 mm |
| May | 18.4 °C | +1.1 °C | 113 mm | +7 mm |
| Jun | 23.9 °C | +2.4 °C | 113 mm | -2 mm |
| Jul | 29.6 °C | +4.3 °C | 49 mm | -151 mm |
| Aug | 29.4 °C | +2.1 °C | 315 mm | +123 mm |
| Sep | 26.1 °C | +2.5 °C | 299 mm | +115 mm |
| Oct | 18.5 °C | +0.9 °C | 90 mm | -54 mm |
| Nov | 12.4 °C | +1.1 °C | 236 mm | +95 mm |
| Dec | 7.1 °C | +1.6 °C | 233 mm | +91 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 Moritake?
Moritake has a humid subtropical climate (Köppen Cfa). Over 1940-2025, the average annual temperature is 11.9 °C and it receives 1,627 mm of precipitation per year.
What is the hottest day ever recorded in Moritake?
The hottest day measured in Moritake between 1940 and 2025 was 3 August 1978, reaching 35.2 °C.
What is the coldest day in Moritake?
The coldest day measured in Moritake between 1940 and 2025 was 12 February 1942, at -12.4 °C.
Does it snow in Moritake?
Yes. Moritake gets on average 144.3 cm of snow per year and has around 66 frost days.
Has the climate of Moritake warmed?
Yes: Moritake warmed by +2.4 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Moritake?
The wettest day measured in Moritake between 1940 and 2025 was 7 July 1975, with 172 mm of rain in 24 hours.
What was the windiest day in Moritake?
The windiest day measured in Moritake between 1940 and 2025 was 28 September 1991, with winds reaching 81.0 km/h.
What is the warmest month in Moritake?
The warmest month in Moritake is August (24.8 °C on average); the coldest is January (0.5 °C).
How much does it rain in Moritake?
Moritake receives on average 1,627 mm of precipitation per year, spread over about 199 rainy days.
Is it sunny in Moritake?
Moritake 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 Moritake?
The heaviest 24-hour snowfall measured in Moritake between 1940 and 2025 was 29 March 1966, with 16.7 cm.
Are there tropical nights in Moritake?
Yes: Moritake has on average 56 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Moritake?
In Moritake, between 1940 and 2025, the highest apparent temperature reached 41.9 °C on 23 August 2023, and the lowest was -17.5 °C on 14 January 1967.
Compare Moritake with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Moritake