Minamibōsō climate

Minamibōsō Weather in August

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

Average highs run from 28°C on August 1 to 28°C on August 31, and lows from 25°C to 24°C. Normal precipitation for the month is 127 mm over about 16 wet days.

August day by day

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

Normal daily high and low temperature at Minamibōsō, in °C, with the record for each date.20253035151015202530
  • Normal low
  • Normal high
  • Reanalysis extreme high
  • Reanalysis extreme low

August at a glance

Average high
28°C
Average low
25°C
Precipitation
127 mm
Reanalysis high
33°CAug 3, 1994
Reanalysis low
20°CAug 1, 2006
Daylight
13 h 55 min to 12 h 57 min
Cloud cover
60%
Humidity
85%
Dew point
24°C
Wind
15.1 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
Aug 128°C25°C31°C 199520°C 200648%
Aug 228°C25°C32°C 199121°C 199246%
Aug 328°C25°C33°C 199421°C 199346%
Aug 428°C25°C32°C 199520°C 199345%
Aug 528°C25°C31°C 199521°C 199345%
Aug 629°C25°C31°C 200222°C 199345%
Aug 729°C25°C31°C 199421°C 199345%
Aug 829°C25°C31°C 199421°C 199346%
Aug 929°C25°C32°C 201620°C 199346%
Aug 1029°C25°C31°C 201322°C 199347%
Aug 1129°C25°C31°C 200722°C 199248%
Aug 1229°C25°C32°C 201322°C 199350%
Aug 1329°C25°C31°C 202022°C 200351%
Aug 1429°C25°C31°C 201320°C 200351%
Aug 1529°C25°C32°C 201320°C 200352%
Aug 1629°C25°C32°C 199621°C 199753%
Aug 1729°C25°C32°C 200720°C 199755%
Aug 1829°C25°C31°C 201921°C 201855%
Aug 1929°C25°C32°C 199521°C 201856%
Aug 2028°C25°C31°C 200422°C 200256%
Aug 2128°C25°C31°C 201321°C 200256%
Aug 2228°C25°C31°C 201321°C 200255%
Aug 2328°C25°C32°C 201722°C 200855%
Aug 2428°C25°C31°C 201322°C 199657%
Aug 2528°C25°C32°C 201721°C 199157%
Aug 2628°C25°C31°C 199521°C 199656%
Aug 2728°C25°C31°C 201820°C 199656%
Aug 2828°C25°C31°C 202020°C 199156%
Aug 2928°C24°C30°C 202021°C 199356%
Aug 3028°C24°C31°C 201022°C 201556%
Aug 3128°C24°C31°C 201020°C 201757%

Chance of rain

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

Sunrise and sunset

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

August 1
sunrise 4:49 AM, sunset 6:44 PM
August 31
sunrise 5:12 AM, sunset 6:09 PM

Every day of August: 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.