Shinshiro climate

Shinshiro Weather in September

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

Average highs run from 29°C on September 1 to 24°C on September 30, and lows from 21°C to 15°C. Normal precipitation for the month is 222 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 Shinshiro, in °C, with the record for each date.010203040151015202530
  • Normal low
  • Normal high
  • Reanalysis extreme high
  • Reanalysis extreme low

September at a glance

Average high
26°C
Average low
18°C
Precipitation
222 mm
Reanalysis high
34°CSep 4, 2010
Reanalysis low
8°CSep 23, 2001
Daylight
12 h 55 min to 11 h 52 min
Cloud cover
71%
Humidity
83%
Dew point
19°C
Wind
9.4 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 129°C21°C34°C 199418°C 199555%
Sep 229°C20°C32°C 199418°C 201456%
Sep 329°C20°C32°C 201017°C 201755%
Sep 428°C20°C34°C 201016°C 200156%
Sep 528°C20°C32°C 201014°C 199355%
Sep 628°C20°C31°C 201015°C 199354%
Sep 728°C20°C32°C 199413°C 201154%
Sep 828°C20°C31°C 199415°C 199253%
Sep 928°C20°C33°C 199415°C 200954%
Sep 1028°C19°C33°C 199412°C 200953%
Sep 1127°C19°C32°C 199414°C 200954%
Sep 1227°C19°C32°C 201312°C 199252%
Sep 1327°C19°C31°C 201314°C 201451%
Sep 1427°C19°C31°C 201314°C 200950%
Sep 1527°C18°C30°C 201914°C 199349%
Sep 1627°C18°C32°C 201914°C 201348%
Sep 1726°C18°C30°C 199211°C 201348%
Sep 1826°C18°C30°C 199711°C 199548%
Sep 1926°C18°C30°C 200513°C 199548%
Sep 2026°C17°C30°C 200711°C 200948%
Sep 2125°C17°C29°C 201015°C 201448%
Sep 2225°C17°C30°C 201012°C 200146%
Sep 2325°C17°C29°C 20058°C 200146%
Sep 2425°C16°C29°C 200510°C 200146%
Sep 2525°C16°C30°C 201311°C 200145%
Sep 2625°C16°C29°C 201311°C 199344%
Sep 2724°C16°C29°C 201610°C 200845%
Sep 2824°C16°C28°C 200710°C 199246%
Sep 2924°C16°C28°C 19999°C 199746%
Sep 3024°C15°C30°C 20199°C 200345%

Chance of rain

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

Sunrise and sunset

Times for 2026, local time (GMT+9).

September 1
sunrise 5:22 AM, sunset 6:17 PM
September 30
sunrise 5:44 AM, sunset 5:36 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.