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:
16°C
60.8°F
°C °F

Condition: Moderate Drizzle

Pressure: 957 hPa

Feel like: 16 °C

Temperature: 16°C

Cloud: 79%

Humidity: 91%

Wind: SE - 9 km/h

Visibility: 4.06 km

Weather forecast

Sun
21 Jun
12°C / 14°C
Slight Rain
Mon
22 Jun
11°C / 15°C
Moderate Drizzle
Tue
23 Jun
12°C / 19°C
Drizzle
Wed
24 Jun
12°C / 21°C
Drizzle
Thu
25 Jun
17°C / 21°C
Moderate Drizzle
Hourly forecast today:
22:00 PM
15° / 16°
15° / 16°
Moderate Drizzle
91% 39 km/h
23:00 PM
15° / 16°
15° / 16°
Slight Rain
91% 41 km/h
00:00 AM
14° / 16°
14° / 16°
Moderate Drizzle
90% 42 km/h
01:00 AM
15° / 16°
15° / 16°
Moderate Drizzle
90% 43 km/h
02:00 AM
14° / 16°
14° / 16°
Overcast
89% 42 km/h
03:00 AM
13° / 15°
13° / 15°
Moderate Drizzle
89% 41 km/h
04:00 AM
13° / 15°
13° / 15°
Drizzle Dense Intensity
90% 38 km/h
05:00 AM
13° / 15°
13° / 15°
Slight Rain
90% 37 km/h
06:00 AM
13° / 15°
13° / 15°
Moderate Drizzle
90% 27 km/h
07:00 AM
14° / 15°
14° / 15°
Slight Rain
93% 28 km/h
08:00 AM
12° / 14°
12° / 14°
Slight Rain
90% 27 km/h

30 Day Averages and Extremes

  • Average high 20.67°C
  • Average low 13.13°C
  • Hottest day 26°C (16 June 2026)
  • Coldest day 8°C (05 June 2026)
  • Average humidity 81.5%
  • Days with precipitation 26 days
  • Highest precipitation 90 mm (20 June 2026)

Yesterday's Data

  • Max: 19°C
  • Min: 16°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 13ºC to 16ºC (55.4ºF to 60.8ºF), consider wearing:
- Cotton socks
- Scarf (optional)
- Lightweight sweater or cardigan
- Long-sleeve shirt or blouse

Temperature

Early
16°C / 19°C
Morning
15°C / 17°C
Afternoon
15°C / 16°C
Evening
14°C / 16°C

Air quality

Good

Satisfactory air quality, minimal pollution, low risk

  • CO2 445
  • CO 100
  • NH3 0
  • NO2 1
  • O3 82
  • PM10 2
  • PM25 1
  • SO2 0
  • CH4 1,356

Sunrise / Sunset

19:07
10:05