Istok climate

Istok Weather in April

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

Average highs run from 10°C on April 1 to 16°C on April 30, and lows from 0°C to 5°C. Normal precipitation for the month is 75 mm over about 15 wet days.

April day by day

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

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

April at a glance

Average high
13°C
Average low
2°C
Precipitation
75 mm
Reanalysis high
25°CApr 30, 2003
Reanalysis low
-15°CApr 1, 1995
Daylight
12 h 43 min to 14 h 03 min
Cloud cover
68%
Humidity
80%
Dew point
3°C
Wind
9.4 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
Apr 110°C0°C19°C 2016-15°C 199538%
Apr 211°C0°C18°C 2016-6°C 199539%
Apr 311°C0°C19°C 2016-5°C 201540%
Apr 411°C0°C20°C 2016-5°C 201540%
Apr 511°C0°C21°C 1998-6°C 199742%
Apr 611°C1°C22°C 2016-5°C 200344%
Apr 711°C1°C21°C 2016-7°C 200346%
Apr 811°C1°C18°C 1998-9°C 200346%
Apr 912°C1°C18°C 2018-10°C 200347%
Apr 1012°C1°C17°C 2018-5°C 199748%
Apr 1112°C1°C18°C 2017-3°C 199250%
Apr 1212°C1°C19°C 2018-5°C 199552%
Apr 1312°C1°C20°C 2018-6°C 199752%
Apr 1412°C1°C20°C 2018-6°C 200150%
Apr 1512°C1°C18°C 2018-6°C 200150%
Apr 1612°C2°C20°C 2000-6°C 200149%
Apr 1713°C2°C22°C 2016-6°C 199750%
Apr 1813°C2°C23°C 2016-5°C 199749%
Apr 1913°C2°C22°C 2020-3°C 201548%
Apr 2013°C2°C20°C 2008-4°C 201547%
Apr 2114°C3°C20°C 2007-6°C 201745%
Apr 2214°C3°C21°C 2018-7°C 201745%
Apr 2314°C3°C22°C 2018-4°C 200545%
Apr 2415°C3°C23°C 2018-3°C 201744%
Apr 2515°C4°C23°C 2013-1°C 199744%
Apr 2615°C4°C23°C 2018-1°C 201643%
Apr 2715°C4°C21°C 2013-2°C 201643%
Apr 2816°C4°C22°C 20180°C 200843%
Apr 2916°C5°C23°C 20131°C 201544%
Apr 3016°C5°C25°C 20030°C 199846%

Chance of rain

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

Sunrise and sunset

Times for 2026, local time (GMT+2).

April 1
sunrise 6:21 AM, sunset 7:04 PM
April 30
sunrise 5:34 AM, sunset 7:37 PM

Every day of April: 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.