Hermanus climate

Hermanus Weather in July

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

Average highs run from 16°C on July 1 to 15°C on July 31, and lows from 13°C to 13°C. Normal precipitation for the month is 99 mm over about 12 wet days.

July day by day

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

Normal daily high and low temperature at Hermanus, in °C, with the record for each date.7.51012.51517.52022.5151015202530
  • Normal low
  • Normal high
  • Reanalysis extreme high
  • Reanalysis extreme low

July at a glance

Average high
16°C
Average low
13°C
Precipitation
99 mm
Reanalysis high
22°CJul 6, 2000
Reanalysis low
9°CJul 17, 1996
Daylight
9 h 54 min to 10 h 25 min
Cloud cover
45%
Humidity
79%
Dew point
10°C
Wind
23.0 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 116°C13°C19°C 200911°C 201641%
Jul 216°C13°C19°C 199310°C 201841%
Jul 316°C13°C19°C 200010°C 199239%
Jul 416°C13°C19°C 200711°C 201438%
Jul 516°C13°C21°C 199910°C 199638%
Jul 616°C13°C22°C 200010°C 199638%
Jul 716°C13°C20°C 200010°C 200138%
Jul 816°C13°C19°C 201811°C 199637%
Jul 916°C13°C19°C 200511°C 201737%
Jul 1016°C13°C20°C 201611°C 201036%
Jul 1116°C13°C18°C 201811°C 201036%
Jul 1216°C13°C17°C 200510°C 201037%
Jul 1316°C13°C19°C 201610°C 201037%
Jul 1416°C13°C19°C 200110°C 200037%
Jul 1516°C13°C19°C 200510°C 199637%
Jul 1616°C13°C19°C 200510°C 199638%
Jul 1716°C13°C20°C 20049°C 199639%
Jul 1815°C13°C20°C 201210°C 199540%
Jul 1915°C13°C20°C 200910°C 200040%
Jul 2015°C13°C18°C 199911°C 201940%
Jul 2115°C13°C19°C 200210°C 200640%
Jul 2215°C13°C20°C 201810°C 199540%
Jul 2315°C13°C20°C 199310°C 199540%
Jul 2416°C13°C18°C 202011°C 199939%
Jul 2516°C13°C17°C 201211°C 200140%
Jul 2616°C13°C18°C 200110°C 199141%
Jul 2715°C13°C19°C 200910°C 199141%
Jul 2815°C13°C19°C 200910°C 199141%
Jul 2915°C13°C20°C 200111°C 201542%
Jul 3015°C13°C21°C 200111°C 199643%
Jul 3115°C13°C21°C 201710°C 199642%

Chance of rain

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

Sunrise and sunset

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

July 1
sunrise 7:50 AM, sunset 5:44 PM
July 31
sunrise 7:37 AM, sunset 6:02 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.