Mutsu climate

Mutsu Weather in December

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 7°C on December 1 to 3°C on December 31, and lows from 3°C to 0°C. Normal precipitation for the month is 118 mm over about 22 wet days.

December 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.-10-505101520151015202530
  • Normal low
  • Normal high
  • Reanalysis extreme high
  • Reanalysis extreme low

December at a glance

Average high
4°C
Average low
1°C
Precipitation
118 mm
Reanalysis high
15°CDec 4, 2018
Reanalysis low
-7°CDec 16, 1994
Daylight
9 h 26 min to 9 h 14 min
Cloud cover
83%
Humidity
82%
Dew point
0°C
Wind
27.7 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
Dec 17°C3°C13°C 20140°C 199858%
Dec 27°C3°C13°C 1994-1°C 199760%
Dec 36°C3°C13°C 2010-2°C 199761%
Dec 46°C3°C15°C 2018-2°C 200062%
Dec 56°C3°C13°C 20080°C 201962%
Dec 66°C2°C13°C 1991-4°C 200063%
Dec 76°C2°C12°C 1992-1°C 201663%
Dec 85°C2°C13°C 1992-2°C 200264%
Dec 95°C2°C12°C 2008-1°C 200266%
Dec 105°C2°C12°C 2004-3°C 200269%
Dec 115°C2°C12°C 2019-4°C 200070%
Dec 125°C2°C11°C 2009-4°C 200071%
Dec 135°C1°C9°C 1992-3°C 199172%
Dec 144°C1°C9°C 1996-3°C 200171%
Dec 154°C1°C11°C 2015-3°C 199369%
Dec 164°C1°C10°C 2015-7°C 199470%
Dec 174°C1°C11°C 2019-3°C 199370%
Dec 184°C1°C10°C 2019-4°C 200569%
Dec 194°C1°C10°C 1997-5°C 200569%
Dec 204°C1°C10°C 1997-3°C 202069%
Dec 214°C1°C9°C 1993-2°C 200168%
Dec 224°C1°C8°C 1992-4°C 199369%
Dec 234°C1°C8°C 1991-4°C 199369%
Dec 244°C0°C10°C 2017-3°C 201069%
Dec 253°C0°C10°C 2017-4°C 201069%
Dec 263°C0°C8°C 1993-6°C 200069%
Dec 273°C0°C10°C 2006-6°C 200269%
Dec 283°C0°C8°C 1999-3°C 200170%
Dec 293°C0°C9°C 2007-4°C 200272%
Dec 303°C0°C8°C 2019-5°C 200273%
Dec 313°C0°C8°C 2019-5°C 202072%

Chance of rain

The chance of at least 1 mm of precipitation in the reanalysis on each date at Mutsu, in percent.0204060801102030
  • Chance of a wet day

Sunrise and sunset

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

December 1
sunrise 6:41 AM, sunset 4:07 PM
December 31
sunrise 7:01 AM, sunset 4:15 PM

Every day of December: 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.