Mutsu climate

Mutsu Weather in September

NASA POWER reanalysis for the half-degree grid cell around Mutsu, 1991-2020; a grid cell is an area average and can differ from a thermometer in town by several degrees

Average highs run from 23°C on September 1 to 19°C on September 30, and lows from 20°C to 16°C. Normal precipitation for the month is 144 mm over about 15 wet days.

September day by day

The normal high and low for each date, in °C.

Normal daily high and low temperature at Mutsu, in °C, with the record for each date.101520253035151015202530
  • Normal low
  • Normal high
  • Reanalysis extreme high
  • Reanalysis extreme low

September at a glance

Average high
22°C
Average low
18°C
Precipitation
144 mm
Reanalysis high
31°CSep 18, 2012
Reanalysis low
11°CSep 21, 2001
Daylight
13 h 08 min to 11 h 50 min
Cloud cover
70%
Humidity
80%
Dew point
16°C
Wind
17.6 km/h

Every day of the month

A wet day has at least 1 mm of precipitation in the reanalysis.

DateNormal highNormal lowReanalysis highReanalysis lowChance wet
Sep 123°C20°C28°C 201017°C 200946%
Sep 223°C20°C29°C 201018°C 200947%
Sep 323°C20°C28°C 201017°C 200949%
Sep 423°C20°C27°C 201017°C 201750%
Sep 523°C20°C27°C 201017°C 199250%
Sep 623°C20°C27°C 201016°C 199250%
Sep 723°C20°C27°C 201916°C 200350%
Sep 823°C20°C29°C 201916°C 199348%
Sep 922°C19°C29°C 201916°C 199347%
Sep 1022°C19°C27°C 201917°C 200947%
Sep 1122°C19°C25°C 199816°C 201848%
Sep 1222°C19°C26°C 201216°C 199249%
Sep 1322°C19°C26°C 201216°C 200249%
Sep 1422°C19°C28°C 201217°C 199748%
Sep 1522°C19°C29°C 201214°C 199748%
Sep 1622°C18°C29°C 201214°C 199749%
Sep 1721°C18°C27°C 201215°C 199548%
Sep 1821°C18°C31°C 201215°C 199548%
Sep 1921°C18°C28°C 201215°C 201947%
Sep 2021°C18°C26°C 201214°C 199247%
Sep 2121°C18°C26°C 200711°C 200148%
Sep 2221°C17°C24°C 199811°C 200146%
Sep 2320°C17°C23°C 201214°C 200147%
Sep 2420°C17°C23°C 199914°C 201048%
Sep 2520°C17°C24°C 199914°C 201048%
Sep 2620°C17°C23°C 201612°C 200847%
Sep 2720°C16°C23°C 201911°C 200847%
Sep 2820°C16°C24°C 199112°C 199247%
Sep 2919°C16°C23°C 201913°C 200147%
Sep 3019°C16°C24°C 199413°C 201546%

Chance of rain

The chance of at least 1 mm of precipitation in the reanalysis on each date at Mutsu, in percent.02040601102030
  • Chance of a wet day

Sunrise and sunset

Times for 2026, local time (GMT+9).

September 1
sunrise 5:01 AM, sunset 6:09 PM
September 30
sunrise 5:30 AM, sunset 5:20 PM

Every day of September: sun and moon

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 2026-09-24. Sun and moon: computed with the NOAA solar equations and Meeus.