Jiayuguan climate

Jiayuguan Weather in January

NASA POWER reanalysis for the half-degree grid cell around Jiayuguan, 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 -11°C to -11°C. Normal precipitation for the month is 3 mm over about 0 wet days.

January day by day

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

Normal daily high and low temperature at Jiayuguan, in °C, with the record for each date.-30-20-1001020151015202530
  • Normal low
  • Normal high
  • Reanalysis extreme high
  • Reanalysis extreme low

January at a glance

Average high
-1°C
Average low
-12°C
Precipitation
3 mm
Reanalysis high
11°CJan 30, 2014
Reanalysis low
-23°CJan 24, 2008
Daylight
9 h 25 min to 10 h 09 min
Cloud cover
58%
Humidity
49%
Dew point
-17°C
Wind
11.5 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 1-1°C-11°C7°C 2016-16°C 20081%
Jan 2-1°C-11°C7°C 2010-19°C 20131%
Jan 3-1°C-11°C5°C 2002-20°C 20131%
Jan 4-1°C-11°C6°C 2002-19°C 20131%
Jan 5-1°C-11°C9°C 2002-21°C 20111%
Jan 6-1°C-11°C5°C 2002-19°C 20111%
Jan 7-1°C-11°C8°C 2010-19°C 20062%
Jan 8-1°C-11°C5°C 2002-18°C 20061%
Jan 9-1°C-12°C8°C 2002-21°C 20112%
Jan 10-2°C-12°C10°C 2002-19°C 20112%
Jan 11-2°C-12°C6°C 1997-18°C 20122%
Jan 12-2°C-12°C4°C 2002-17°C 20112%
Jan 13-2°C-12°C3°C 2010-18°C 20112%
Jan 14-1°C-12°C5°C 1991-19°C 20112%
Jan 15-1°C-12°C4°C 1997-19°C 20113%
Jan 16-2°C-12°C7°C 1991-22°C 20113%
Jan 17-2°C-12°C6°C 2010-22°C 20113%
Jan 18-2°C-12°C6°C 2010-21°C 19983%
Jan 19-2°C-12°C5°C 1997-20°C 19983%
Jan 20-2°C-12°C6°C 2003-20°C 19942%
Jan 21-1°C-12°C6°C 2015-18°C 20122%
Jan 22-1°C-12°C6°C 2014-21°C 20122%
Jan 23-1°C-12°C4°C 1999-23°C 20082%
Jan 24-1°C-12°C9°C 2017-23°C 20082%
Jan 25-1°C-12°C6°C 1999-19°C 20002%
Jan 26-1°C-12°C8°C 2014-21°C 20082%
Jan 27-1°C-12°C6°C 1997-20°C 20001%
Jan 28-1°C-12°C10°C 2014-19°C 20181%
Jan 290°C-12°C6°C 1993-20°C 20111%
Jan 300°C-12°C11°C 2014-21°C 20111%
Jan 310°C-11°C10°C 2014-19°C 20161%

Chance of rain

The chance of at least 1 mm of precipitation in the reanalysis on each date at Jiayuguan, in percent.01231102030
  • Chance of a wet day

Sunrise and sunset

Times for 2026, local time (GMT+8).

January 1
sunrise 8:48 AM, sunset 6:13 PM
January 31
sunrise 8:36 AM, sunset 6:45 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.