Iwaki Weather in April
Average highs run from 12°C on April 1 to 16°C on April 30, and lows from 8°C to 13°C. Normal precipitation for the month is 120 mm over about 12 wet days.
April day by day
The normal high and low for each date, in °C.
- Normal low
- Normal high
- Reanalysis extreme high
- Reanalysis extreme low
April at a glance
- Average high
- 14°C
- Average low
- 10°C
- Precipitation
- 120 mm
- Reanalysis high
- 20°CApr 23, 1995
- Reanalysis low
- 4°CApr 8, 2015
- Daylight
- 12 h 35 min to 13 h 40 min
- Cloud cover
- 75%
- Humidity
- 77%
- Dew point
- 8°C
- Wind
- 20.2 km/h
Every day of the month
A wet day has at least 1 mm of precipitation in the reanalysis.
| Date | Normal high | Normal low | Reanalysis high | Reanalysis low | Chance wet |
|---|---|---|---|---|---|
| Apr 1 | 12°C | 8°C | 16°C 2018 | 5°C 2006 | 41% |
| Apr 2 | 12°C | 8°C | 18°C 1999 | 5°C 2019 | 39% |
| Apr 3 | 12°C | 9°C | 17°C 2018 | 5°C 2019 | 39% |
| Apr 4 | 12°C | 9°C | 16°C 2018 | 5°C 2011 | 40% |
| Apr 5 | 13°C | 9°C | 17°C 1997 | 5°C 2011 | 42% |
| Apr 6 | 13°C | 9°C | 18°C 2018 | 6°C 2012 | 42% |
| Apr 7 | 13°C | 9°C | 18°C 2013 | 5°C 2012 | 43% |
| Apr 8 | 13°C | 9°C | 18°C 1997 | 4°C 2015 | 43% |
| Apr 9 | 13°C | 10°C | 17°C 1991 | 6°C 1994 | 41% |
| Apr 10 | 13°C | 10°C | 17°C 2009 | 6°C 1994 | 40% |
| Apr 11 | 13°C | 10°C | 18°C 1991 | 5°C 2013 | 41% |
| Apr 12 | 14°C | 10°C | 18°C 2001 | 6°C 1996 | 41% |
| Apr 13 | 14°C | 10°C | 19°C 1999 | 5°C 1996 | 41% |
| Apr 14 | 14°C | 10°C | 18°C 1998 | 6°C 2020 | 42% |
| Apr 15 | 14°C | 10°C | 18°C 2018 | 6°C 2010 | 41% |
| Apr 16 | 14°C | 10°C | 18°C 1991 | 6°C 2010 | 41% |
| Apr 17 | 14°C | 11°C | 18°C 2002 | 5°C 2010 | 42% |
| Apr 18 | 14°C | 11°C | 19°C 1991 | 7°C 2010 | 44% |
| Apr 19 | 14°C | 11°C | 18°C 2003 | 8°C 2014 | 43% |
| Apr 20 | 14°C | 11°C | 17°C 2004 | 7°C 2011 | 42% |
| Apr 21 | 15°C | 11°C | 19°C 2018 | 7°C 1996 | 41% |
| Apr 22 | 15°C | 11°C | 19°C 2018 | 6°C 2010 | 39% |
| Apr 23 | 15°C | 11°C | 20°C 1995 | 8°C 2020 | 39% |
| Apr 24 | 15°C | 12°C | 18°C 1998 | 8°C 2020 | 41% |
| Apr 25 | 15°C | 12°C | 19°C 1998 | 8°C 2004 | 41% |
| Apr 26 | 15°C | 12°C | 18°C 2003 | 9°C 2019 | 42% |
| Apr 27 | 15°C | 12°C | 18°C 1997 | 8°C 2019 | 41% |
| Apr 28 | 15°C | 12°C | 18°C 2015 | 9°C 2019 | 40% |
| Apr 29 | 16°C | 12°C | 20°C 2005 | 9°C 2011 | 40% |
| Apr 30 | 16°C | 13°C | 18°C 2018 | 9°C 1992 | 39% |
Chance of rain
- Chance of a wet day
Sunrise and sunset
Times for 2026, local time (GMT+9).
- April 1
- sunrise 5:23 AM, sunset 5:58 PM
- April 30
- sunrise 4:44 AM, sunset 6:24 PM
Other months
Sources
Cloud, humidity, wind and sunshine, and temperature and precipitation: NASA POWER (MERRA-2, CERES and GEWEX SRB), 1991-2020. The data was obtained from the National Aeronautics and Space Administration (NASA) Langley Research Center's Prediction Of Worldwide Energy Resources (POWER) project funded through the NASA Earth Science Division: POWER Daily API v2, accessed 2026-09-25. Sun and moon: computed with the NOAA solar equations and Meeus.