Iwate, Japan Weather

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

Current conditions

Updated:
9°C
48.2°F
°C °F

Condition: Clear Sky

Pressure: 956 hPa

Feel like: 7 °C

Temperature: 9°C

Cloud: 18%

Humidity: 71%

Wind: WNW - 6 km/h

Visibility: 19.2 km

Weather forecast

Sat
07 Nov
1°C / 6°C
Overcast
Sun
08 Nov
0°C / 8°C
Drizzle Dense Intensity
Mon
09 Nov
-3°C / 4°C
Drizzle
Tue
10 Nov
-4°C / 6°C
Mainly Clear
Wed
11 Nov
0°C / 12°C
Mainly Clear
Hourly forecast today:
08:00 AM
4° / 9°
4° / 9°
Clear Sky
71% 22 km/h
09:00 AM
4° / 9°
4° / 9°
Mainly Clear
72% 22 km/h
10:00 AM
2° / 8°
2° / 8°
Mainly Clear
70% 21 km/h
11:00 AM
2° / 7°
2° / 7°
Partly Cloudy
70% 27 km/h
12:00 PM
0° / 6°
0° / 6°
Mainly Clear
66% 29 km/h
13:00 PM
0° / 6°
0° / 6°
Mainly Clear
65% 31 km/h
14:00 PM
0° / 5°
0° / 5°
Mainly Clear
67% 29 km/h
15:00 PM
0° / 5°
0° / 5°
Partly Cloudy
65% 28 km/h
16:00 PM
-1° / 4°
-1° / 4°
Partly Cloudy
66% 28 km/h
17:00 PM
0° / 3°
0° / 3°
Partly Cloudy
77% 29 km/h
18:00 PM
-1° / 3°
-1° / 3°
Mainly Clear
68% 29 km/h

30 Day Averages and Extremes

  • Average high 10.43°C
  • Average low 2.7°C
  • Hottest day 16°C (24 October 2026)
  • Coldest day -4°C (10 November 2026)
  • Average humidity 73.23%
  • Days with precipitation 26 days
  • Highest precipitation 87 mm (01 November 2026)

Yesterday's Data

  • Max: 14°C
  • Min: 5°C
  • Total Precipitation: 3 mm

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

Temperature and possibility of rain in Iwate in the coming days

Rainfall in Iwate in the coming days

Iwate Climate Summary

Iwate features a Humid continental, no dry season, warm summer (Köppen classification: Dfb), with an average annual temperature of 9.31ºC (48.76ºF), which is about -5.88% lower than the national average for Japan. Annually, the city experiences approximately 68.05 millimeters (2.68 inches) of rainfall, spread across 148.47 rainy days, accounting for 40.68% of the year.

Longitude 39.5832989
Latitude 141.2534574
Yearly high temperature 11.97ºC (53.55ºF)
Yearly low temperature 4.06ºC (39.31ºF)
Hottest month August 25.91ºC (78.64ºF)
Coldest month February -8.63ºC (16.47ºF)
Yearly precip 68.05mm (2.68in)
Days with rainfall 148.47 days (40.68%)
Driest month May (78.7%)
Wettest month July (88.4%)

Weather averages by month

Month High / Low (°C) Rain
January -2.1° / -8.28° 14.73 days
February -1.21° / -8.63° 11.36 days
March 3.32° / -4.06° 12.0 days
April 9.96° / 1.33° 10.91 days
May 17.3° / 7.2° 8.82 days
June 21.03° / 11.24° 12.73 days
July 24.6° / 16.53° 16.73 days
August 25.91° / 17.36° 14.64 days
September 21.5° / 13.31° 11.64 days
October 14.77° / 6.41° 8.45 days
November 7.77° / 0.87° 10.55 days
December 0.74° / -4.61° 15.91 days

Iwate's weather

Frequently asked questions

1. What is the hottest month in Iwate?

August has the highest average monthly temperature (daily mean of 25.91ºC) and February are the coolest (daily mean of -8.63ºC).

2. What should I wear in Iwate today?

For today's cold weather in Iwate, with temperatures ranging from 2ºC to 5ºC (35.6ºF to 41.0ºF), you should wear:
- Wool or thermal socks
- Layered clothing (such as a thermal shirt under a sweater)
- Long pants (jeans or other thick materials)
- Closed-toe shoes or boots

Temperature

Early
7°C / 14°C
Morning
4°C / 9°C
Afternoon
0°C / 5°C
Evening
0°C / 1°C

Air quality

Good

Satisfactory air quality, minimal pollution, low risk

  • CO2 447
  • CO 151
  • NH3 0
  • NO2 2
  • O3 85
  • PM10 6
  • PM25 4
  • SO2 1
  • CH4 1,387

Sunrise / Sunset

21:09
07:27