Koster climate

Koster Weather in July

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

Average highs run from 18°C on July 1 to 20°C on July 31, and lows from 3°C to 4°C. Normal precipitation for the month is 3 mm over about 0 wet days.

July day by day

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

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

July at a glance

Average high
18°C
Average low
3°C
Precipitation
3 mm
Reanalysis high
27°CJul 29, 2002
Reanalysis low
-5°CJul 21, 2000
Daylight
10 h 33 min to 10 h 54 min
Cloud cover
17%
Humidity
49%
Dew point
-2°C
Wind
13.0 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
Jul 118°C3°C24°C 1991-3°C 19942%
Jul 218°C3°C22°C 2012-3°C 19942%
Jul 318°C3°C23°C 2013-3°C 20182%
Jul 418°C3°C22°C 2012-2°C 19921%
Jul 518°C3°C23°C 2012-2°C 19941%
Jul 618°C3°C22°C 2015-2°C 19961%
Jul 718°C3°C23°C 2020-3°C 19961%
Jul 818°C3°C22°C 2013-3°C 19961%
Jul 918°C3°C23°C 2013-4°C 20141%
Jul 1018°C2°C23°C 2017-3°C 20140%
Jul 1118°C2°C23°C 2019-2°C 20140%
Jul 1218°C2°C23°C 2017-3°C 20200%
Jul 1318°C2°C24°C 2017-3°C 20100%
Jul 1418°C2°C23°C 1993-4°C 20040%
Jul 1518°C3°C22°C 2017-4°C 20200%
Jul 1618°C3°C22°C 2008-3°C 19960%
Jul 1718°C3°C23°C 1998-2°C 20000%
Jul 1818°C3°C22°C 2014-3°C 20021%
Jul 1919°C3°C22°C 2015-3°C 19951%
Jul 2019°C3°C22°C 2015-3°C 20011%
Jul 2119°C3°C22°C 2016-5°C 20001%
Jul 2219°C3°C23°C 2016-2°C 20011%
Jul 2319°C3°C23°C 2007-1°C 19951%
Jul 2419°C3°C25°C 2005-4°C 20011%
Jul 2519°C3°C25°C 2005-3°C 20012%
Jul 2619°C3°C24°C 2005-3°C 19942%
Jul 2719°C3°C24°C 2002-4°C 20162%
Jul 2819°C3°C25°C 2002-3°C 19912%
Jul 2920°C4°C27°C 2002-1°C 20043%
Jul 3020°C4°C25°C 2019-1°C 20113%
Jul 3120°C4°C23°C 20180°C 20153%

Chance of rain

The chance of at least 1 mm of precipitation in the reanalysis on each date at Koster, in percent.01231102030
  • Chance of a wet day

Sunrise and sunset

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

July 1
sunrise 7:00 AM, sunset 5:33 PM
July 31
sunrise 6:52 AM, sunset 5:46 PM

Every day of July: 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.