Si Satchanalai climate

Si Satchanalai Weather in September

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

Average highs run from 30°C on September 1 to 31°C on September 30, and lows from 24°C to 23°C. Normal precipitation for the month is 231 mm over about 24 wet days.

September day by day

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

Normal daily high and low temperature at Si Satchanalai, in °C, with the record for each date.1520253035151015202530
  • Normal low
  • Normal high
  • Reanalysis extreme high
  • Reanalysis extreme low

September at a glance

Average high
31°C
Average low
24°C
Precipitation
231 mm
Reanalysis high
34°CSep 17, 2019
Reanalysis low
20°CSep 17, 2000
Daylight
12 h 28 min to 12 h 00 min
Cloud cover
85%
Humidity
85%
Dew point
24°C
Wind
6.1 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 130°C24°C33°C 200522°C 201883%
Sep 231°C24°C33°C 202023°C 199683%
Sep 330°C24°C33°C 200923°C 200684%
Sep 430°C24°C33°C 199423°C 200684%
Sep 530°C24°C32°C 201223°C 200485%
Sep 630°C24°C33°C 199622°C 201885%
Sep 730°C24°C34°C 201522°C 200086%
Sep 830°C24°C33°C 199622°C 200985%
Sep 930°C24°C34°C 199623°C 200285%
Sep 1031°C24°C33°C 200922°C 200286%
Sep 1131°C24°C33°C 200922°C 200286%
Sep 1231°C24°C33°C 200923°C 199286%
Sep 1331°C24°C33°C 201723°C 199386%
Sep 1431°C24°C33°C 199823°C 200886%
Sep 1531°C24°C33°C 201922°C 201286%
Sep 1631°C24°C34°C 201922°C 200085%
Sep 1731°C24°C34°C 201920°C 200084%
Sep 1831°C24°C34°C 201921°C 200083%
Sep 1931°C24°C34°C 199822°C 200082%
Sep 2031°C24°C33°C 200922°C 199482%
Sep 2131°C24°C33°C 201822°C 200781%
Sep 2231°C24°C33°C 201321°C 200780%
Sep 2331°C24°C33°C 199822°C 200780%
Sep 2431°C24°C33°C 199321°C 201980%
Sep 2531°C24°C33°C 200421°C 199579%
Sep 2631°C24°C34°C 199821°C 201978%
Sep 2731°C24°C33°C 201422°C 199678%
Sep 2831°C23°C33°C 201421°C 199778%
Sep 2931°C23°C33°C 201522°C 201977%
Sep 3031°C23°C33°C 200621°C 200476%

Chance of rain

The chance of at least 1 mm of precipitation in the reanalysis on each date at Si Satchanalai, in percent.0204060801001102030
  • Chance of a wet day

Sunrise and sunset

Times for 2026, local time (GMT+7).

September 1
sunrise 6:07 AM, sunset 6:35 PM
September 30
sunrise 6:11 AM, sunset 6:11 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.