Tongchuan climate

Tongchuan Weather in September

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

Average highs run from 31°C on September 1 to 26°C on September 30, and lows from 21°C to 16°C. Normal precipitation for the month is 117 mm over about 15 wet days.

September day by day

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

Normal daily high and low temperature at Tongchuan, in °C, with the record for each date.1020304050151015202530
  • Normal low
  • Normal high
  • Reanalysis extreme high
  • Reanalysis extreme low

September at a glance

Average high
28°C
Average low
19°C
Precipitation
117 mm
Reanalysis high
41°CSep 6, 1995
Reanalysis low
12°CSep 19, 2011
Daylight
12 h 48 min to 11 h 55 min
Cloud cover
82%
Humidity
75%
Dew point
18°C
Wind
10.8 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
Sep 131°C21°C38°C 199517°C 200353%
Sep 231°C21°C37°C 201117°C 200354%
Sep 330°C20°C39°C 199517°C 199654%
Sep 430°C20°C40°C 199518°C 201355%
Sep 530°C20°C40°C 199516°C 201355%
Sep 630°C20°C41°C 199515°C 201355%
Sep 730°C20°C40°C 199514°C 200055%
Sep 830°C20°C39°C 199714°C 200054%
Sep 929°C19°C38°C 199715°C 200455%
Sep 1029°C19°C38°C 199715°C 200356%
Sep 1129°C19°C35°C 201615°C 200657%
Sep 1229°C19°C34°C 199615°C 199458%
Sep 1329°C19°C35°C 199615°C 201258%
Sep 1428°C19°C34°C 199614°C 201258%
Sep 1528°C18°C34°C 199614°C 200257%
Sep 1628°C18°C34°C 199614°C 201257%
Sep 1728°C18°C32°C 201013°C 201256%
Sep 1827°C18°C34°C 201014°C 201156%
Sep 1927°C18°C34°C 201012°C 201155%
Sep 2027°C18°C34°C 201012°C 201155%
Sep 2127°C18°C32°C 200813°C 201156%
Sep 2227°C18°C33°C 200813°C 201154%
Sep 2327°C17°C32°C 200813°C 201155%
Sep 2427°C17°C33°C 199614°C 200254%
Sep 2527°C17°C33°C 199513°C 201154%
Sep 2626°C17°C31°C 199914°C 199754%
Sep 2726°C17°C32°C 201612°C 199754%
Sep 2826°C17°C31°C 201413°C 201353%
Sep 2926°C16°C30°C 199512°C 199253%
Sep 3026°C16°C31°C 201614°C 201352%

Chance of rain

The chance of at least 1 mm of precipitation in the reanalysis on each date at Tongchuan, in percent.02040601102030
  • Chance of a wet day

Sunrise and sunset

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

September 1
sunrise 6:36 AM, sunset 7:24 PM
September 30
sunrise 6:52 AM, sunset 6:47 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.