Mooka climate — normals and trends
Mooka (Japan) has a humid subtropical climate (Cfa) under the Köppen-Geiger classification. Its mean annual temperature is 14.1 °C and it receives 1,339 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 (26.0 °C on average) and the coldest is January (2.9 °C). Rainfall peaks in September.
Mooka averages 63 frost days, 38 hot days (≥ 30 °C) and 141 rainy days per year.
Mooka has warmed by +2.5 °C between 1940 and 2025, or +0.29 °C per decade. This trend is statistically significant.
The number of frost days there went from about 86 to 40 per year over the period.
The hottest day of the period reached 39.0 °C (on 4 August 1994) and the coldest -16.7 °C (on 22 February 1968).
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
MookaTochigi
- coords
- 36.43°, 140.02°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
14.1°C
Average daily high
18.8°C
Average daily low
10.0°C
Annual rainfall
1,339mm
Sunshine / day
8.1h
Mean relative humidity
73%
Average peak wind
12.9km/h
Seasonal range
23.1°C
Frost days (< 0 °C)
63 d/yr
Hot days (≥ 30 °C)
38 d/yr
Rainy days (≥ 1 mm)
141 d/yr
Annual snowfall
18.3 cm
Average feels-like high
18.5 °C
Average feels-like low
9.2 °C
Average peak gust
27.8 km/h
Tropical nights (≥ 20 °C)
66 d/yr
Solar radiation
13.4 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.5 °C
since 1940
+0.3 °C per decade · r² = 0.67 · 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
39.0 °C
4 August 1994
Coldest day
-16.7 °C
22 February 1968
Wettest day
165 mm
26 September 1958
Windiest day
56.5 km/h
16 September 1961
Strongest gust
142.2 km/h
27 September 1959
Hottest feels-like
45.5 °C
16 August 2007
Coldest feels-like
-21.2 °C
22 February 1968
Snowiest day
27.2 cm
12 March 1969
Sunniest day
14.0 h
20 June 1962
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 | +1.9 °C | 34 mm | -8 mm |
| Feb | 9.7 °C | +0.9 °C | 6 mm | -46 mm |
| Mar | 14.6 °C | +2.2 °C | 122 mm | +31 mm |
| Apr | 19.3 °C | +1.4 °C | 94 mm | -13 mm |
| May | 22.5 °C | +0.1 °C | 193 mm | +62 mm |
| Jun | 28.5 °C | +3.4 °C | 125 mm | -35 mm |
| Jul | 32.6 °C | +3.9 °C | 87 mm | -85 mm |
| Aug | 33.5 °C | +3.3 °C | 71 mm | -74 mm |
| Sep | 29.6 °C | +3.5 °C | 107 mm | -68 mm |
| Oct | 21.3 °C | +0.8 °C | 106 mm | -38 mm |
| Nov | 16.6 °C | +1.3 °C | 33 mm | -42 mm |
| Dec | 11.5 °C | +1.2 °C | 61 mm | +14 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 Mooka?
Mooka has a humid subtropical climate (Köppen Cfa). Over 1940-2025, the average annual temperature is 14.1 °C and it receives 1,339 mm of precipitation per year.
What is the hottest day ever recorded in Mooka?
The hottest day measured in Mooka between 1940 and 2025 was 4 August 1994, reaching 39.0 °C.
What is the coldest day in Mooka?
The coldest day measured in Mooka between 1940 and 2025 was 22 February 1968, at -16.7 °C.
Does it snow in Mooka?
Yes. Mooka gets on average 18.3 cm of snow per year and has around 63 frost days.
Has the climate of Mooka warmed?
Yes: Mooka warmed by +2.5 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Mooka?
The wettest day measured in Mooka between 1940 and 2025 was 26 September 1958, with 165 mm of rain in 24 hours.
What was the windiest day in Mooka?
The windiest day measured in Mooka between 1940 and 2025 was 16 September 1961, with winds reaching 56.5 km/h.
What is the warmest month in Mooka?
The warmest month in Mooka is August (26.0 °C on average); the coldest is January (2.9 °C).
How much does it rain in Mooka?
Mooka receives on average 1,339 mm of precipitation per year, spread over about 141 rainy days.
Is it sunny in Mooka?
Mooka gets on average 8.1 hours of sunshine per day, roughly 2,957 hours per year over 1940-2025.
What is the biggest single-day snowfall in Mooka?
The heaviest 24-hour snowfall measured in Mooka between 1940 and 2025 was 12 March 1969, with 27.2 cm.
Are there tropical nights in Mooka?
Yes: Mooka has on average 66 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Mooka?
In Mooka, between 1940 and 2025, the highest apparent temperature reached 45.5 °C on 16 August 2007, and the lowest was -21.2 °C on 22 February 1968.
Compare Mooka with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Mooka