Nikkō climate

Nikkō Weather in August

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

Average highs run from 27°C on August 1 to 24°C on August 31, and lows from 18°C to 16°C. Normal precipitation for the month is 183 mm over about 19 wet days.

August day by day

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

Normal daily high and low temperature at Nikkō, in °C, with the record for each date.5101520253035151015202530
  • Normal low
  • Normal high
  • Reanalysis extreme high
  • Reanalysis extreme low

August at a glance

Average high
26°C
Average low
17°C
Precipitation
183 mm
Reanalysis high
33°CAug 16, 1994
Reanalysis low
9°CAug 28, 1991
Daylight
14 h 01 min to 13 h 01 min
Cloud cover
69%
Humidity
86%
Dew point
18°C
Wind
6.5 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 127°C18°C30°C 201515°C 199358%
Aug 227°C18°C30°C 201013°C 199357%
Aug 327°C18°C30°C 201913°C 199257%
Aug 427°C18°C30°C 201912°C 199257%
Aug 527°C18°C30°C 201012°C 199257%
Aug 627°C18°C31°C 199413°C 199658%
Aug 727°C18°C32°C 199414°C 199657%
Aug 827°C18°C33°C 199413°C 199658%
Aug 927°C18°C30°C 199414°C 199858%
Aug 1026°C18°C30°C 202012°C 199859%
Aug 1126°C18°C31°C 200715°C 199360%
Aug 1226°C18°C29°C 201912°C 199360%
Aug 1326°C18°C29°C 200711°C 199360%
Aug 1426°C17°C31°C 199413°C 200361%
Aug 1526°C17°C32°C 199411°C 200462%
Aug 1626°C17°C33°C 199411°C 200463%
Aug 1726°C17°C31°C 199411°C 201865%
Aug 1826°C17°C30°C 199410°C 201865%
Aug 1926°C17°C30°C 200411°C 201865%
Aug 2026°C17°C30°C 202012°C 200466%
Aug 2126°C17°C30°C 202010°C 200266%
Aug 2225°C17°C31°C 201810°C 200268%
Aug 2325°C17°C29°C 201012°C 200868%
Aug 2425°C17°C29°C 201211°C 199668%
Aug 2525°C17°C29°C 201010°C 199668%
Aug 2625°C17°C29°C 202012°C 199668%
Aug 2725°C16°C29°C 201211°C 199168%
Aug 2825°C16°C29°C 20209°C 199169%
Aug 2925°C16°C29°C 201213°C 199768%
Aug 3025°C16°C29°C 201013°C 201667%
Aug 3124°C16°C29°C 201012°C 201668%

Chance of rain

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

Sunrise and sunset

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

August 1
sunrise 4:47 AM, sunset 6:48 PM
August 31
sunrise 5:11 AM, sunset 6:12 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.