Weimar climate

Weimar Weather in January

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

Average highs run from 2°C on January 1 to 2°C on January 31, and lows from -3°C to -4°C. Normal precipitation for the month is 50 mm over about 12 wet days.

January day by day

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

Normal daily high and low temperature at Weimar, 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
2°C
Average low
-4°C
Precipitation
50 mm
Reanalysis high
13°CJan 10, 1991
Reanalysis low
-18°CJan 27, 2010
Daylight
8 h 01 min to 9 h 11 min
Cloud cover
74%
Humidity
93%
Dew point
-2°C
Wind
19.1 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 12°C-3°C10°C 2007-17°C 199744%
Jan 22°C-3°C9°C 2012-17°C 199744%
Jan 32°C-3°C9°C 2018-17°C 199343%
Jan 42°C-3°C8°C 2013-17°C 200243%
Jan 52°C-3°C11°C 1999-16°C 201044%
Jan 62°C-3°C8°C 1999-15°C 200944%
Jan 72°C-3°C10°C 2014-16°C 201044%
Jan 82°C-3°C10°C 2014-15°C 200343%
Jan 92°C-3°C12°C 2007-16°C 200342%
Jan 102°C-3°C13°C 1991-15°C 200342%
Jan 112°C-3°C9°C 1993-12°C 201042%
Jan 122°C-3°C8°C 2005-15°C 201041%
Jan 132°C-3°C11°C 2007-17°C 201041%
Jan 142°C-3°C9°C 1993-13°C 201040%
Jan 152°C-3°C10°C 2020-13°C 200639%
Jan 162°C-3°C11°C 1993-13°C 200239%
Jan 172°C-3°C9°C 2007-10°C 200140%
Jan 182°C-4°C12°C 2007-11°C 201739%
Jan 192°C-4°C10°C 2008-12°C 201739%
Jan 202°C-4°C12°C 2007-10°C 199239%
Jan 212°C-4°C9°C 1993-14°C 201040%
Jan 222°C-4°C9°C 1993-16°C 201041%
Jan 232°C-4°C7°C 1995-18°C 200642%
Jan 242°C-4°C10°C 1993-16°C 200643%
Jan 252°C-4°C8°C 2018-15°C 199643%
Jan 262°C-4°C10°C 1995-17°C 201044%
Jan 272°C-4°C10°C 2016-18°C 201044%
Jan 282°C-4°C12°C 2002-13°C 200642%
Jan 292°C-4°C9°C 2002-12°C 200642%
Jan 302°C-4°C10°C 2002-17°C 199341%
Jan 312°C-4°C12°C 2020-17°C 199340%

Chance of rain

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

Sunrise and sunset

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

January 1
sunrise 8:18 AM, sunset 4:19 PM
January 31
sunrise 7:53 AM, sunset 5:04 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.