Ryūō climate

Ryūō Weather in January

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

Average highs run from 5°C on January 1 to 4°C on January 31, and lows from -4°C to -5°C. Normal precipitation for the month is 59 mm over about 6 wet days.

January day by day

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

Normal daily high and low temperature at Ryūō, in °C, with the record for each date.-20-1001020151015202530
  • Normal low
  • Normal high
  • Reanalysis extreme high
  • Reanalysis extreme low

January at a glance

Average high
4°C
Average low
-5°C
Precipitation
59 mm
Reanalysis high
14°CJan 15, 1996
Reanalysis low
-12°CJan 18, 2013
Daylight
9 h 47 min to 10 h 25 min
Cloud cover
50%
Humidity
80%
Dew point
-4°C
Wind
9.4 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
Jan 15°C-4°C10°C 1997-9°C 200518%
Jan 25°C-4°C10°C 1991-10°C 200518%
Jan 35°C-4°C11°C 2016-8°C 200218%
Jan 45°C-4°C12°C 2016-9°C 201316%
Jan 55°C-4°C11°C 2016-10°C 201316%
Jan 65°C-4°C9°C 1999-11°C 200315%
Jan 75°C-4°C14°C 2000-10°C 200615%
Jan 85°C-4°C12°C 2020-10°C 200616%
Jan 95°C-4°C9°C 2008-10°C 200617%
Jan 105°C-4°C10°C 2000-10°C 199819%
Jan 115°C-4°C10°C 2008-10°C 201120%
Jan 125°C-5°C10°C 2008-9°C 201220%
Jan 135°C-5°C9°C 1993-10°C 199820%
Jan 144°C-4°C8°C 2000-10°C 200120%
Jan 154°C-5°C14°C 1996-11°C 200121%
Jan 164°C-5°C13°C 1996-10°C 200121%
Jan 174°C-5°C11°C 1994-10°C 200120%
Jan 184°C-5°C11°C 2018-12°C 201320%
Jan 194°C-5°C9°C 2010-10°C 201621%
Jan 204°C-5°C11°C 1999-11°C 199821%
Jan 214°C-5°C11°C 2010-10°C 199821%
Jan 224°C-5°C7°C 2013-10°C 199721%
Jan 234°C-5°C10°C 2009-9°C 199721%
Jan 244°C-5°C11°C 2020-11°C 199820%
Jan 254°C-5°C8°C 2020-12°C 199820%
Jan 264°C-5°C10°C 2014-11°C 199820%
Jan 274°C-5°C11°C 2015-11°C 199620%
Jan 284°C-5°C9°C 2010-10°C 201820%
Jan 294°C-5°C12°C 2020-12°C 199819%
Jan 304°C-5°C12°C 2017-11°C 200118%
Jan 314°C-5°C9°C 2007-12°C 199418%

Chance of rain

The chance of at least 1 mm of precipitation in the reanalysis on each date at Ryūō, in percent.05101520251102030
  • Chance of a wet day

Sunrise and sunset

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

January 1
sunrise 6:56 AM, sunset 4:43 PM
January 31
sunrise 6:47 AM, sunset 5:12 PM

Every day of January: 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.