Yamagata, Japan Weather

  1. Yamagata, Japan Weather
  2. Current conditions
  3. Weather forecast
  4. Averages and extremes
  5. Yesterday's Data
  6. Temperature and possibility of rain in Yamagata over the next 12 hours
  7. Temperature and possibility of rain in Yamagata in the coming days
  8. Rainfall in Yamagata in the coming days
  9. Yamagata Weather Summary
  10. Weather averages by month
  11. Yamagata's weather
  12. Frequently asked questions
  13. Comments
Yamagata, Weather
(Photo by Sora Sagano on Unsplash)

Current conditions

Updated:
-1°C
30.2°F
°C °F

Condition: Partly Cloudy

Pressure: 1,004 hPa

Feel like: -4 °C

Temperature: -1°C

Cloud: 35%

Humidity: 88%

Wind: SSE - 2 km/h

Visibility: 24.14 km

Weather forecast

Tue
17 Feb
0°C / 6°C
Snow Showers Slight
Wed
18 Feb
0°C / 3°C
Overcast
Thu
19 Feb
-5°C / 2°C
Snow Showers Slight
Fri
20 Feb
-6°C / 5°C
Overcast
Sat
21 Feb
0°C / 4°C
Drizzle
Hourly forecast today:
20:00 PM
-3° / -1°
-3° / -1°
Partly Cloudy
88% 5 km/h
21:00 PM
-3° / -1°
-3° / -1°
Partly Cloudy
88% 4 km/h
22:00 PM
-3° / -1°
-3° / -1°
Overcast
85% 5 km/h
23:00 PM
-3° / 0°
-3° / 0°
Overcast
79% 6 km/h
00:00 AM
-4° / 0°
-4° / 0°
Overcast
73% 7 km/h
01:00 AM
-4° / 0°
-4° / 0°
Overcast
68% 7 km/h
02:00 AM
-4° / 1°
-4° / 1°
Overcast
62% 8 km/h
03:00 AM
-5° / 2°
-5° / 2°
Overcast
57% 9 km/h
04:00 AM
-6° / 3°
-6° / 3°
Overcast
50% 11 km/h
05:00 AM
-6° / 4°
-6° / 4°
Overcast
44% 13 km/h
06:00 AM
-7° / 4°
-7° / 4°
Overcast
40% 14 km/h

30 Day Averages and Extremes

  • Average high 4.53°C
  • Average low -1.43°C
  • Hottest day 11°C (13 February 2026)
  • Coldest day -6°C (07 February 2026)
  • Average humidity 76.97%
  • Days with precipitation 28 days
  • Highest precipitation 83 mm (31 January 2026)

Yesterday's Data

  • Max: 6°C
  • Min: 0°C
  • Total Precipitation: 0 mm

Temperature and possibility of rain in Yamagata over the next 12 hours

Temperature and possibility of rain in Yamagata in the coming days

Rainfall in Yamagata in the coming days

Yamagata Climate Summary

Yamagata features a Humid continental, no dry season, hot summer (Köppen classification: Dfa), with an average annual temperature of 11.14ºC (52.05ºF), which is about -4.05% lower than the national average for Japan. Annually, the city experiences approximately 70.41 millimeters (2.77 inches) of rainfall, spread across 165.54 rainy days, accounting for 45.35% of the year.

Longitude 38.2554153
Latitude 140.3396175
Yearly high temperature 13.96ºC (57.13ºF)
Yearly low temperature 5.95ºC (42.71ºF)
Hottest month August 27.89ºC (82.2ºF)
Coldest month January -5.38ºC (22.32ºF)
Yearly precip 70.41mm (2.77in)
Days with rainfall 165.54 days (45.35%)
Driest month November (84.01%)
Wettest month July (85.79%)

Weather averages by month

Month High / Low (°C) Rain
January -0.02° / -5.38° 20.09 days
February 0.82° / -5.64° 15.27 days
March 5.35° / -2.11° 13.0 days
April 11.96° / 2.89° 9.64 days
May 19.51° / 8.48° 10.36 days
June 22.82° / 12.56° 12.27 days
July 26.5° / 17.74° 16.0 days
August 27.89° / 18.89° 15.27 days
September 23.1° / 14.7° 11.73 days
October 16.56° / 8.36° 10.09 days
November 9.92° / 3.1° 11.55 days
December 3.09° / -2.19° 20.27 days

Yamagata's weather

Frequently asked questions

1. What is the hottest month in Yamagata?

August has the highest average monthly temperature (daily mean of 27.89ºC) and January are the coolest (daily mean of -5.38ºC).

2. What should I wear in Yamagata today?

For today's cold weather in Yamagata, with temperatures ranging from 1ºC to 4ºC (33.8ºF to 39.2ºF), you should wear:
- Layered clothing (such as a thermal shirt under a sweater)
- Scarf to protect the neck area
- Long pants (jeans or other thick materials)
- Closed-toe shoes or boots

Temperature

Early
-2°C / 6°C
Morning
-5°C / 2°C
Afternoon
-2°C / 0°C
Evening
-3°C / -1°C

Air quality

Good

Satisfactory air quality, minimal pollution, low risk

  • CO2 0
  • CO 0
  • NH3 0
  • NO2 0
  • O3 0
  • PM10 0
  • PM25 0
  • SO2 0
  • CH4 0

Sunrise / Sunset

21:27
08:18