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:
10°C
50.0°F
°C °F

Condition: Clear Sky

Pressure: 975 hPa

Feel like: 8 °C

Temperature: 10°C

Cloud: 0%

Humidity: 66%

Wind: ESE - 5 km/h

Visibility: 46.36 km

Weather forecast

Sat
24 Oct
8°C / 19°C
Moderate Drizzle
Sun
25 Oct
6°C / 15°C
Overcast
Mon
26 Oct
6°C / 16°C
Moderate Drizzle
Tue
27 Oct
3°C / 12°C
Moderate Drizzle
Wed
28 Oct
2°C / 8°C
Overcast
Hourly forecast today:
08:00 AM
4° / 10°
4° / 10°
Clear Sky
66% 16 km/h
09:00 AM
3° / 9°
3° / 9°
Clear Sky
67% 15 km/h
10:00 AM
3° / 9°
3° / 9°
Clear Sky
68% 19 km/h
11:00 AM
3° / 8°
3° / 8°
Clear Sky
70% 18 km/h
12:00 PM
4° / 8°
4° / 8°
Clear Sky
77% 22 km/h
13:00 PM
6° / 8°
6° / 8°
Overcast
83% 21 km/h
14:00 PM
6° / 8°
6° / 8°
Partly Cloudy
86% 21 km/h
15:00 PM
6° / 8°
6° / 8°
Overcast
88% 20 km/h
16:00 PM
7° / 9°
7° / 9°
Partly Cloudy
89% 17 km/h
17:00 PM
7° / 9°
7° / 9°
Overcast
89% 13 km/h
18:00 PM
7° / 9°
7° / 9°
Partly Cloudy
85% 10 km/h

30 Day Averages and Extremes

  • Average high 14.43°C
  • Average low 6.23°C
  • Hottest day 21°C (10 October 2026)
  • Coldest day -1°C (03 November 2026)
  • Average humidity 75.07%
  • Days with precipitation 21 days
  • Highest precipitation 91 mm (20 October 2026)

Yesterday's Data

  • Max: 13°C
  • Min: 2°C
  • Total Precipitation: 0 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 mild weather in Iwate, with temperatures between 12ºC to 15ºC (53.6ºF to 59.0ºF), consider wearing:
- Sun hat (if spending time outdoors)
- Casual sneakers or loafers
- Comfortable jeans or slacks
- Lightweight sweater or cardigan

Temperature

Early
3°C / 12°C
Morning
3°C / 9°C
Afternoon
6°C / 8°C
Evening
6°C / 9°C

Air quality

Good

Satisfactory air quality, minimal pollution, low risk

  • CO2 444
  • CO 158
  • NH3 0
  • NO2 10
  • O3 68
  • PM10 13
  • PM25 10
  • SO2 1
  • CH4 1,384

Sunrise / Sunset

20:54
07:43