Altai climate

Altai Weather in May

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

Average highs run from 13°C on May 1 to 19°C on May 31, and lows from -2°C to 4°C. Normal precipitation for the month is 17 mm over about 4 wet days.

May day by day

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

Normal daily high and low temperature at Altai, in °C, with the record for each date.-20-100102030151015202530
  • Normal low
  • Normal high
  • Reanalysis extreme high
  • Reanalysis extreme low

May at a glance

Average high
15°C
Average low
0°C
Precipitation
17 mm
Reanalysis high
29°CMay 31, 2002
Reanalysis low
-11°CMay 4, 2017
Daylight
14 h 21 min to 15 h 32 min
Cloud cover
56%
Humidity
38%
Dew point
-7°C
Wind
17.6 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 113°C-2°C20°C 2013-8°C 199512%
May 213°C-2°C21°C 2012-8°C 200813%
May 313°C-2°C22°C 2012-10°C 201713%
May 413°C-2°C24°C 2012-11°C 201712%
May 513°C-2°C21°C 2007-10°C 199313%
May 613°C-2°C21°C 2012-11°C 199313%
May 713°C-1°C22°C 1997-6°C 199613%
May 813°C-1°C24°C 1997-7°C 201012%
May 914°C-1°C24°C 1999-7°C 199612%
May 1014°C-1°C24°C 1999-7°C 201113%
May 1114°C-1°C23°C 2001-7°C 199314%
May 1214°C0°C23°C 2018-7°C 201914%
May 1315°C0°C24°C 2008-6°C 201214%
May 1415°C0°C23°C 2008-7°C 201914%
May 1515°C0°C26°C 2002-7°C 201913%
May 1615°C0°C26°C 1991-7°C 201914%
May 1716°C1°C27°C 1991-7°C 201913%
May 1816°C1°C26°C 2004-7°C 201914%
May 1916°C1°C26°C 2004-7°C 201114%
May 2016°C1°C26°C 2004-6°C 201614%
May 2117°C1°C26°C 2004-7°C 201814%
May 2217°C2°C27°C 2000-5°C 201214%
May 2317°C2°C23°C 2008-6°C 199815%
May 2417°C2°C24°C 2017-6°C 199414%
May 2517°C2°C26°C 2017-4°C 201914%
May 2618°C3°C27°C 1996-4°C 199113%
May 2718°C3°C25°C 1992-4°C 201313%
May 2818°C3°C26°C 2002-3°C 200914%
May 2918°C3°C27°C 2002-3°C 199115%
May 3019°C3°C26°C 2002-4°C 202016%
May 3119°C4°C29°C 2002-3°C 200616%

Chance of rain

The chance of at least 1 mm of precipitation in the reanalysis on each date at Altai, in percent.051015201102030
  • Chance of a wet day

Sunrise and sunset

Times for 2026, local time (GMT+7).

May 1
sunrise 5:22 AM, sunset 7:43 PM
May 31
sunrise 4:47 AM, sunset 8:19 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 2026-09-26. Sun and moon: computed with the NOAA solar equations and Meeus.