Bayan climate

Bayan Weather in May

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

Average highs run from 17°C on May 1 to 24°C on May 31, and lows from 3°C to 11°C. Normal precipitation for the month is 59 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 Bayan, in °C, with the record for each date.-10010203040151015202530
  • Normal low
  • Normal high
  • Reanalysis extreme high
  • Reanalysis extreme low

May at a glance

Average high
21°C
Average low
7°C
Precipitation
59 mm
Reanalysis high
33°CMay 29, 1996
Reanalysis low
-3°CMay 8, 2003
Daylight
14 h 20 min to 15 h 29 min
Cloud cover
66%
Humidity
59%
Dew point
5°C
Wind
16.6 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 117°C3°C29°C 2015-1°C 200224%
May 217°C3°C29°C 2017-2°C 199124%
May 318°C4°C29°C 2017-1°C 199625%
May 418°C4°C25°C 1998-3°C 199927%
May 518°C4°C27°C 20090°C 200628%
May 618°C5°C28°C 2009-1°C 199530%
May 718°C5°C27°C 2000-1°C 200530%
May 819°C5°C29°C 2013-3°C 200331%
May 919°C5°C28°C 20170°C 200531%
May 1019°C6°C26°C 2019-2°C 199231%
May 1119°C6°C29°C 20191°C 199532%
May 1220°C6°C29°C 20011°C 199533%
May 1320°C7°C31°C 20011°C 199333%
May 1420°C7°C31°C 19982°C 200932%
May 1521°C7°C33°C 19982°C 201132%
May 1621°C7°C31°C 19962°C 199433%
May 1721°C8°C28°C 20001°C 199434%
May 1822°C8°C31°C 20171°C 199434%
May 1922°C8°C29°C 20024°C 200534%
May 2022°C8°C33°C 20093°C 199234%
May 2122°C9°C33°C 19983°C 199535%
May 2222°C9°C31°C 20123°C 199236%
May 2323°C9°C30°C 20093°C 199537%
May 2423°C9°C32°C 20152°C 199339%
May 2523°C9°C31°C 19961°C 199339%
May 2623°C9°C28°C 20115°C 199940%
May 2723°C10°C33°C 19934°C 200540%
May 2823°C10°C32°C 19964°C 199940%
May 2924°C10°C33°C 19965°C 201740%
May 3024°C10°C32°C 19924°C 199542%
May 3124°C11°C32°C 20144°C 201644%

Chance of rain

The chance of at least 1 mm of precipitation in the reanalysis on each date at Bayan, in percent.010203040501102030
  • Chance of a wet day

Sunrise and sunset

Times for 2026, local time (GMT+8).

May 1
sunrise 4:18 AM, sunset 6:38 PM
May 31
sunrise 3:44 AM, sunset 7:13 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.