Kaiyuan climate

Kaiyuan Weather in September

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

Average highs run from 25°C on September 1 to 23°C on September 30, and lows from 16°C to 14°C. Normal precipitation for the month is 111 mm over about 18 wet days.

September day by day

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

Normal daily high and low temperature at Kaiyuan, in °C, with the record for each date.51015202530151015202530
  • Normal low
  • Normal high
  • Reanalysis extreme high
  • Reanalysis extreme low

September at a glance

Average high
24°C
Average low
15°C
Precipitation
111 mm
Reanalysis high
29°CSep 21, 2010
Reanalysis low
7°CSep 30, 2013
Daylight
12 h 37 min to 11 h 57 min
Cloud cover
72%
Humidity
84%
Dew point
16°C
Wind
10.1 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
Sep 125°C16°C28°C 199212°C 199264%
Sep 225°C16°C28°C 200614°C 199264%
Sep 325°C16°C28°C 200612°C 200563%
Sep 425°C16°C28°C 201012°C 201262%
Sep 525°C16°C29°C 199213°C 200861%
Sep 625°C16°C28°C 201011°C 199760%
Sep 725°C16°C28°C 199210°C 199759%
Sep 825°C16°C27°C 199211°C 199758%
Sep 925°C15°C28°C 200911°C 200658%
Sep 1025°C15°C27°C 200910°C 200658%
Sep 1125°C15°C27°C 20098°C 200658%
Sep 1224°C15°C27°C 19969°C 200659%
Sep 1324°C15°C26°C 20019°C 200660%
Sep 1424°C15°C27°C 200910°C 200660%
Sep 1524°C15°C27°C 20169°C 200058%
Sep 1624°C15°C26°C 200310°C 200056%
Sep 1724°C15°C27°C 201112°C 200255%
Sep 1824°C15°C26°C 201711°C 200754%
Sep 1924°C15°C27°C 20108°C 200755%
Sep 2024°C15°C28°C 20107°C 200755%
Sep 2124°C15°C29°C 20109°C 200756%
Sep 2224°C15°C26°C 20139°C 199754%
Sep 2324°C14°C29°C 20088°C 200752%
Sep 2424°C14°C28°C 20089°C 201952%
Sep 2524°C14°C27°C 20179°C 201950%
Sep 2624°C14°C27°C 20168°C 199749%
Sep 2724°C14°C28°C 20167°C 199748%
Sep 2824°C14°C27°C 20119°C 199847%
Sep 2924°C14°C27°C 20159°C 201346%
Sep 3023°C14°C26°C 20167°C 201346%

Chance of rain

The chance of at least 1 mm of precipitation in the reanalysis on each date at Kaiyuan, in percent.0204060801102030
  • Chance of a wet day

Sunrise and sunset

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

September 1
sunrise 6:48 AM, sunset 7:25 PM
September 30
sunrise 6:58 AM, sunset 6:55 PM

Every day of September: 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.