Murayama climate — normals and trends
Murayama (Japan) has a hot-summer humid continental climate (Dfa) under the Köppen-Geiger classification. Its mean annual temperature is 10.1 °C and it receives 1,364 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 (23.2 °C on average) and the coldest is January (-2.1 °C). Rainfall peaks in July.
Murayama averages 115 frost days, 11 hot days (≥ 30 °C) and 188 rainy days per year.
Murayama has warmed by +2.8 °C between 1940 and 2025, or +0.33 °C per decade. This trend is statistically significant.
The number of frost days there went from about 136 to 94 per year over the period.
The hottest day of the period reached 36.2 °C (on 14 August 1994) and the coldest -20.8 °C (on 17 January 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
MurayamaYamagata
- coords
- 38.47°, 140.41°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
10.1°C
Average daily high
14.1°C
Average daily low
6.4°C
Annual rainfall
1,364mm
Sunshine / day
8.2h
Mean relative humidity
79%
Average peak wind
14.0km/h
Seasonal range
25.3°C
Frost days (< 0 °C)
115 d/yr
Hot days (≥ 30 °C)
11 d/yr
Rainy days (≥ 1 mm)
188 d/yr
Annual snowfall
180.0 cm
Average feels-like high
12.9 °C
Average feels-like low
4.8 °C
Average peak gust
42.6 km/h
Tropical nights (≥ 20 °C)
32 d/yr
Solar radiation
13.1 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.8 °C
since 1940
+0.3 °C per decade · r² = 0.66 · 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
36.2 °C
14 August 1994
Coldest day
-20.8 °C
17 January 1942
Wettest day
128 mm
28 June 1966
Windiest day
44.6 km/h
4 April 2012
Strongest gust
145.4 km/h
27 September 1959
Hottest feels-like
41.5 °C
14 August 1994
Coldest feels-like
-25.2 °C
17 January 1942
Snowiest day
44.9 cm
24 December 1980
Sunniest day
14.4 h
17 June 1953
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 | +1.2 °C | 98 mm | +6 mm |
| Feb | 2.2 °C | +0.2 °C | 71 mm | -5 mm |
| Mar | 8.7 °C | +2.8 °C | 88 mm | -6 mm |
| Apr | 14.1 °C | +1.0 °C | 118 mm | +26 mm |
| May | 19.3 °C | +0.7 °C | 168 mm | +71 mm |
| Jun | 26.1 °C | +4.3 °C | 83 mm | -44 mm |
| Jul | 30.9 °C | +5.5 °C | 67 mm | -111 mm |
| Aug | 29.7 °C | +2.7 °C | 252 mm | +100 mm |
| Sep | 25.5 °C | +2.8 °C | 131 mm | -23 mm |
| Oct | 17.5 °C | +0.7 °C | 174 mm | +60 mm |
| Nov | 11.7 °C | +1.2 °C | 93 mm | +5 mm |
| Dec | 5.8 °C | +1.6 °C | 121 mm | +22 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 Murayama?
Murayama has a hot-summer humid continental climate (Köppen Dfa). Over 1940-2025, the average annual temperature is 10.1 °C and it receives 1,364 mm of precipitation per year.
What is the hottest day ever recorded in Murayama?
The hottest day measured in Murayama between 1940 and 2025 was 14 August 1994, reaching 36.2 °C.
What is the coldest day in Murayama?
The coldest day measured in Murayama between 1940 and 2025 was 17 January 1942, at -20.8 °C.
Does it snow in Murayama?
Yes. Murayama gets on average 180.0 cm of snow per year and has around 115 frost days.
Has the climate of Murayama warmed?
Yes: Murayama warmed by +2.8 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Murayama?
The wettest day measured in Murayama between 1940 and 2025 was 28 June 1966, with 128 mm of rain in 24 hours.
What was the windiest day in Murayama?
The windiest day measured in Murayama between 1940 and 2025 was 4 April 2012, with winds reaching 44.6 km/h.
What is the warmest month in Murayama?
The warmest month in Murayama is August (23.2 °C on average); the coldest is January (-2.1 °C).
How much does it rain in Murayama?
Murayama receives on average 1,364 mm of precipitation per year, spread over about 188 rainy days.
Is it sunny in Murayama?
Murayama 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 Murayama?
The heaviest 24-hour snowfall measured in Murayama between 1940 and 2025 was 24 December 1980, with 44.9 cm.
Are there tropical nights in Murayama?
Yes: Murayama has on average 32 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Murayama?
In Murayama, between 1940 and 2025, the highest apparent temperature reached 41.5 °C on 14 August 1994, and the lowest was -25.2 °C on 17 January 1942.
Compare Murayama with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Murayama