Nyon climate

Nyon Weather in December

NASA POWER reanalysis for the half-degree grid cell around Nyon, 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 December 1 to 3°C on December 31, and lows from -1°C to -3°C. Normal precipitation for the month is 112 mm over about 12 wet days.

December day by day

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

Normal daily high and low temperature at Nyon, 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
-2°C
Precipitation
112 mm
Reanalysis high
14°CDec 5, 2006
Reanalysis low
-16°CDec 12, 2012
Daylight
8 h 52 min to 8 h 40 min
Cloud cover
71%
Humidity
87%
Dew point
-2°C
Wind
12.2 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 15°C-1°C11°C 2011-11°C 201244%
Dec 25°C-1°C11°C 1994-12°C 201046%
Dec 35°C-1°C11°C 2006-15°C 201047%
Dec 44°C-1°C10°C 2006-11°C 201047%
Dec 54°C-1°C14°C 2006-8°C 201047%
Dec 64°C-2°C10°C 2015-9°C 201246%
Dec 74°C-2°C11°C 2015-10°C 201245%
Dec 84°C-2°C10°C 2010-11°C 199844%
Dec 94°C-2°C9°C 2000-13°C 201244%
Dec 104°C-2°C9°C 2016-9°C 200544%
Dec 114°C-2°C10°C 1994-13°C 201243%
Dec 124°C-2°C11°C 2000-16°C 201243%
Dec 134°C-2°C9°C 1994-12°C 200144%
Dec 143°C-2°C8°C 2014-14°C 200144%
Dec 153°C-2°C10°C 2019-13°C 200144%
Dec 163°C-2°C10°C 2015-12°C 199943%
Dec 173°C-2°C11°C 2015-12°C 199942%
Dec 183°C-2°C12°C 2019-10°C 200142%
Dec 193°C-2°C11°C 2015-12°C 200942%
Dec 203°C-2°C10°C 2015-14°C 200942%
Dec 213°C-2°C9°C 1993-11°C 200143%
Dec 223°C-2°C11°C 2020-10°C 200444%
Dec 233°C-2°C11°C 2020-11°C 200144%
Dec 243°C-2°C10°C 2012-13°C 200144%
Dec 253°C-3°C10°C 2015-10°C 199345%
Dec 263°C-3°C9°C 2015-14°C 199647%
Dec 273°C-3°C10°C 2015-14°C 199647%
Dec 283°C-3°C10°C 2015-11°C 200546%
Dec 293°C-3°C7°C 1994-16°C 201446%
Dec 303°C-3°C9°C 2002-15°C 200546%
Dec 313°C-3°C8°C 2006-14°C 200146%

Chance of rain

The chance of at least 1 mm of precipitation in the reanalysis on each date at Nyon, in percent.010203040501102030
  • Chance of a wet day

Sunrise and sunset

Times for 2026, local time (GMT+1).

December 1
sunrise 7:58 AM, sunset 4:50 PM
December 31
sunrise 8:18 AM, sunset 4:58 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.