Chino climate — normals and trends
Chino (Japan) has a warm-summer humid continental climate (Dfb) under the Köppen-Geiger classification. Its mean annual temperature is 8.8 °C and it receives 1,406 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 (21.4 °C on average) and the coldest is January (-4.6 °C). Rainfall peaks in July.
Chino averages 132 frost days, 3 hot days (≥ 30 °C) and 144 rainy days per year.
Chino has warmed by +3.4 °C between 1940 and 2025, or +0.40 °C per decade. This trend is statistically significant.
The number of frost days there went from about 150 to 114 per year over the period.
The hottest day of the period reached 33.3 °C (on 30 August 2025) and the coldest -25.0 °C (on 1 February 1941).
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
ChinoNagano
- coords
- 35.99°, 138.15°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
8.8°C
Average daily high
13.6°C
Average daily low
4.4°C
Annual rainfall
1,406mm
Sunshine / day
8.8h
Mean relative humidity
71%
Average peak wind
9.3km/h
Seasonal range
26.0°C
Frost days (< 0 °C)
132 d/yr
Hot days (≥ 30 °C)
3 d/yr
Rainy days (≥ 1 mm)
144 d/yr
Annual snowfall
128.8 cm
Average feels-like high
12.1 °C
Average feels-like low
2.6 °C
Average peak gust
36.6 km/h
Tropical nights (≥ 20 °C)
3 d/yr
Solar radiation
15.3 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+3.4 °C
since 1940
+0.4 °C per decade · r² = 0.73 · 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
33.3 °C
30 August 2025
Coldest day
-25.0 °C
1 February 1941
Wettest day
176 mm
12 October 2019
Windiest day
37.3 km/h
27 September 1959
Strongest gust
187.2 km/h
26 September 1959
Hottest feels-like
36.8 °C
16 August 2007
Coldest feels-like
-29.4 °C
1 February 1941
Snowiest day
46.1 cm
15 February 2014
Sunniest day
14.0 h
13 June 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 | 2.9 °C | +2.3 °C | 34 mm | -22 mm |
| Feb | 2.4 °C | +0.6 °C | 39 mm | -29 mm |
| Mar | 8.3 °C | +2.2 °C | 139 mm | +35 mm |
| Apr | 14.8 °C | +1.8 °C | 79 mm | -33 mm |
| May | 19.4 °C | +1.4 °C | 139 mm | +14 mm |
| Jun | 24.5 °C | +3.4 °C | 154 mm | -26 mm |
| Jul | 28.6 °C | +3.9 °C | 106 mm | -83 mm |
| Aug | 29.6 °C | +3.7 °C | 77 mm | -58 mm |
| Sep | 25.3 °C | +3.4 °C | 150 mm | -16 mm |
| Oct | 17.2 °C | +1.3 °C | 137 mm | -1 mm |
| Nov | 10.6 °C | +0.4 °C | 35 mm | -42 mm |
| Dec | 5.1 °C | +1.2 °C | 66 mm | +9 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 Chino?
Chino has a warm-summer humid continental climate (Köppen Dfb). Over 1940-2025, the average annual temperature is 8.8 °C and it receives 1,406 mm of precipitation per year.
What is the hottest day ever recorded in Chino?
The hottest day measured in Chino between 1940 and 2025 was 30 August 2025, reaching 33.3 °C.
What is the coldest day in Chino?
The coldest day measured in Chino between 1940 and 2025 was 1 February 1941, at -25.0 °C.
Does it snow in Chino?
Yes. Chino gets on average 128.8 cm of snow per year and has around 132 frost days.
Has the climate of Chino warmed?
Yes: Chino warmed by +3.4 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Chino?
The wettest day measured in Chino between 1940 and 2025 was 12 October 2019, with 176 mm of rain in 24 hours.
What was the windiest day in Chino?
The windiest day measured in Chino between 1940 and 2025 was 27 September 1959, with winds reaching 37.3 km/h.
What is the warmest month in Chino?
The warmest month in Chino is August (21.4 °C on average); the coldest is January (-4.6 °C).
How much does it rain in Chino?
Chino receives on average 1,406 mm of precipitation per year, spread over about 144 rainy days.
Is it sunny in Chino?
Chino gets on average 8.8 hours of sunshine per day, roughly 3,212 hours per year over 1940-2025.
What is the biggest single-day snowfall in Chino?
The heaviest 24-hour snowfall measured in Chino between 1940 and 2025 was 15 February 2014, with 46.1 cm.
Are there tropical nights in Chino?
Yes: Chino has on average 3 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Chino?
In Chino, between 1940 and 2025, the highest apparent temperature reached 36.8 °C on 16 August 2007, and the lowest was -29.4 °C on 1 February 1941.
Compare Chino with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Chino