Suwon climate

Suwon Weather in December

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

Average highs run from 6°C on December 1 to 1°C on December 31, and lows from -1°C to -6°C. Normal precipitation for the month is 25 mm over about 6 wet days.

December day by day

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

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

December at a glance

Average high
3°C
Average low
-4°C
Precipitation
25 mm
Reanalysis high
14°CDec 3, 2018
Reanalysis low
-17°CDec 26, 2012
Daylight
9 h 48 min to 9 h 38 min
Cloud cover
48%
Humidity
77%
Dew point
-4°C
Wind
15.8 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
Dec 16°C-1°C13°C 1994-11°C 199626%
Dec 26°C-1°C13°C 2004-9°C 199725%
Dec 35°C-2°C14°C 2018-11°C 199724%
Dec 45°C-2°C12°C 2002-7°C 200523%
Dec 55°C-2°C12°C 2010-9°C 201422%
Dec 65°C-2°C11°C 1992-12°C 200821%
Dec 74°C-3°C10°C 1992-9°C 200820%
Dec 84°C-3°C10°C 2004-11°C 201220%
Dec 94°C-3°C10°C 2004-13°C 201218%
Dec 104°C-3°C12°C 2008-12°C 201219%
Dec 113°C-4°C12°C 1994-10°C 200218%
Dec 123°C-4°C9°C 2004-12°C 201717%
Dec 133°C-4°C10°C 2015-12°C 200516%
Dec 143°C-4°C9°C 1998-11°C 201717%
Dec 153°C-4°C10°C 2019-12°C 201016%
Dec 163°C-4°C12°C 2019-13°C 199415%
Dec 173°C-4°C10°C 2019-14°C 200515%
Dec 183°C-4°C9°C 1998-14°C 200514%
Dec 193°C-4°C12°C 1997-13°C 201214%
Dec 203°C-5°C10°C 2016-11°C 199914%
Dec 212°C-5°C12°C 2016-14°C 199914%
Dec 222°C-5°C13°C 2016-12°C 199914%
Dec 232°C-5°C9°C 1994-12°C 201114%
Dec 242°C-5°C9°C 1994-14°C 201014%
Dec 252°C-5°C8°C 1994-14°C 201214%
Dec 262°C-5°C10°C 2006-17°C 201214%
Dec 272°C-5°C8°C 1996-12°C 201214%
Dec 282°C-5°C7°C 2007-14°C 201814%
Dec 292°C-6°C6°C 2003-13°C 199114%
Dec 301°C-6°C6°C 2019-12°C 202014%
Dec 311°C-6°C6°C 1996-13°C 200915%

Chance of rain

The chance of at least 1 mm of precipitation in the reanalysis on each date at Suwon, in percent.01020301102030
  • Chance of a wet day

Sunrise and sunset

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

December 1
sunrise 7:27 AM, sunset 5:15 PM
December 31
sunrise 7:46 AM, sunset 5:24 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.