Ōnojō climate

Ōnojō Weather in May

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

Average highs run from 22°C on May 1 to 25°C on May 31, and lows from 10°C to 15°C. Normal precipitation for the month is 158 mm over about 9 wet days.

May day by day

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

Normal daily high and low temperature at Ōnojō, in °C, with the record for each date.010203040151015202530
  • Normal low
  • Normal high
  • Reanalysis extreme high
  • Reanalysis extreme low

May at a glance

Average high
23°C
Average low
13°C
Precipitation
158 mm
Reanalysis high
31°CMay 25, 2000
Reanalysis low
3°CMay 2, 2013
Daylight
13 h 31 min to 14 h 12 min
Cloud cover
68%
Humidity
79%
Dew point
14°C
Wind
9.7 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
May 122°C10°C27°C 19986°C 201333%
May 222°C11°C28°C 19943°C 201333%
May 322°C11°C26°C 20027°C 200635%
May 422°C11°C27°C 20056°C 199135%
May 522°C11°C27°C 20206°C 199535%
May 622°C11°C28°C 19976°C 201436%
May 723°C12°C26°C 20036°C 201435%
May 823°C12°C27°C 20116°C 201335%
May 923°C12°C28°C 20116°C 200335%
May 1023°C12°C27°C 20096°C 201835%
May 1123°C12°C27°C 19917°C 199235%
May 1223°C12°C27°C 20197°C 199536%
May 1323°C12°C29°C 20137°C 199536%
May 1423°C12°C28°C 20137°C 201035%
May 1523°C12°C29°C 20186°C 199334%
May 1623°C12°C28°C 20187°C 199333%
May 1723°C13°C29°C 20189°C 199533%
May 1824°C13°C27°C 20139°C 201132%
May 1924°C13°C28°C 20179°C 199433%
May 2024°C13°C29°C 20097°C 199433%
May 2124°C13°C29°C 20118°C 200833%
May 2224°C13°C27°C 20079°C 199733%
May 2324°C13°C28°C 201610°C 199532%
May 2424°C14°C29°C 199810°C 199532%
May 2524°C14°C31°C 20009°C 200531%
May 2625°C14°C30°C 201910°C 199231%
May 2725°C14°C30°C 20158°C 201031%
May 2825°C14°C28°C 20047°C 201030%
May 2925°C14°C30°C 20149°C 199931%
May 3025°C14°C30°C 201410°C 201031%
May 3125°C15°C31°C 201410°C 201031%

Chance of rain

The chance of at least 1 mm of precipitation in the reanalysis on each date at Ōnojō, in percent.0102030401102030
  • Chance of a wet day

Sunrise and sunset

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

May 1
sunrise 5:30 AM, sunset 7:01 PM
May 31
sunrise 5:10 AM, sunset 7:22 PM

Every day of May: 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.