Rumoi climate

Rumoi Weather in January

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

Average highs run from 1°C on January 1 to 0°C on January 31, and lows from -1°C to -2°C. Normal precipitation for the month is 130 mm over about 25 wet days.

January day by day

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

Normal daily high and low temperature at Rumoi, in °C, with the record for each date.-15-10-50510151015202530
  • Normal low
  • Normal high
  • Reanalysis extreme high
  • Reanalysis extreme low

January at a glance

Average high
1°C
Average low
-2°C
Precipitation
130 mm
Reanalysis high
7°CJan 20, 2010
Reanalysis low
-10°CJan 7, 1998
Daylight
8 h 58 min to 9 h 50 min
Cloud cover
93%
Humidity
79%
Dew point
-4°C
Wind
28.8 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 11°C-1°C5°C 2007-6°C 199582%
Jan 21°C-1°C6°C 1993-6°C 199883%
Jan 31°C-1°C6°C 2005-4°C 199884%
Jan 41°C-1°C4°C 2003-5°C 199684%
Jan 51°C-1°C5°C 2007-9°C 199485%
Jan 61°C-1°C5°C 2007-6°C 199485%
Jan 71°C-1°C5°C 2000-10°C 199885%
Jan 81°C-1°C6°C 2018-8°C 199885%
Jan 91°C-2°C6°C 2018-7°C 199885%
Jan 101°C-2°C6°C 2001-6°C 199885%
Jan 111°C-2°C3°C 2020-7°C 201284%
Jan 121°C-2°C6°C 1992-9°C 200184%
Jan 131°C-2°C5°C 2003-6°C 199583%
Jan 141°C-2°C6°C 1996-7°C 200383%
Jan 151°C-2°C5°C 2018-8°C 200384%
Jan 160°C-2°C4°C 1994-6°C 200184%
Jan 170°C-2°C4°C 1992-9°C 201983%
Jan 180°C-2°C4°C 1991-7°C 199483%
Jan 190°C-2°C5°C 1991-7°C 199882%
Jan 200°C-2°C7°C 2010-7°C 199882%
Jan 210°C-2°C5°C 2002-6°C 201881%
Jan 220°C-2°C6°C 2002-6°C 200681%
Jan 230°C-2°C6°C 2009-7°C 199681%
Jan 240°C-2°C5°C 2014-10°C 199680%
Jan 250°C-2°C5°C 2014-7°C 200081%
Jan 260°C-2°C5°C 1999-8°C 200081%
Jan 270°C-2°C5°C 2010-6°C 200181%
Jan 280°C-2°C5°C 2010-6°C 199481%
Jan 290°C-2°C6°C 2009-6°C 199980%
Jan 300°C-2°C5°C 2014-8°C 199679%
Jan 310°C-2°C5°C 2007-9°C 199679%

Chance of rain

The chance of at least 1 mm of precipitation in the reanalysis on each date at Rumoi, in percent.0204060801001102030
  • Chance of a wet day

Sunrise and sunset

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

January 1
sunrise 7:08 AM, sunset 4:06 PM
January 31
sunrise 6:52 AM, sunset 4:42 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.