Hermanus weather in July

July in Hermanus: nice, rainy, with clean air — a good time to visit.

Updated September 2026 · climate normals from ERA5 reanalysis

Hermanus🇿🇦 South Africa · Cape & Garden Route · Beach67
  1. 87Jan
  2. 85Feb
  3. 84Mar
  4. 81Apr
  5. 74May
  6. 66Jun
  7. 67Jul
  8. 72Aug
  9. 78Sep
  10. 82Oct
  11. 85Nov
  12. 88Dec

#11 of 12 months in Hermanus · #965 of 1413 destinations to visit in July · comfort 67/100 (tier C)

Days
19°C
Nights
10°C
Wet days
10
Sun
8 h
Humidity
79%
Daylight
10 h
Hermanus, South Africa
Photo: Lize Eckley · Pexels

Traveller notes on Hermanus in July

Forum posters describe July as sitting in the Western Cape's winter rainfall season, meaning wet, cloudy and sometimes stormy conditions are a real possibility - posters are direct that a visit could bring lovely sunny weather or pouring rain and gale-force winds, genuinely either extreme. Posters consistently name June through November as whale-watching season in Hermanus, with whales arriving around July and departing by October or November, but flag peak sighting reliability as running August through November rather than July itself, when the season is just getting underway. Posters generally recommend a July visit primarily for early whale sightings and off-peak crowds, while accepting real winter-weather uncertainty as part of the tradeoff.
Tripadvisor community · July · 1 month ago · Read more on Tripadvisor ↗

Other months in Hermanus

Regulars are specific early in this month is genuine shoulder season, glorious sunny weather pushing into the high 20s Celsius just as likely as a day below 20 with real wind and rain, both real outcomes rather than one being the norm. Our row backs that mild, genuinely dry read, 22.5C over 13.7C nights feeling 13C, with rain light at 39.8mm across 7 days and humidity at 73 percent. Regulars are consistent this counts as one of the best windows for spotting Southern Right Whales, especially early in the month, while also running far cheaper than peak season, some places still at roughly half their high-season rates with noticeably fewer tourists. The sea sits at a cold 15.7C. The record: 11.2 hours of sun, an 18.2 kph wind and AQI 34.
ShoulderSeasonGloriousOrWindyRain · October · 1 month ago · Read more on Tripadvisor ↗
Regulars are direct that this is the wrong month for the town's main draw: the southern right whale season runs June through November, peaking in September and October, and whales are seldom seen outside that window. The advice that follows is to come for everything else instead - the Hemel-en-Aarde wine valley, the cliff path along Walker Bay, Fernkloof Reserve's hiking trails - rather than plan a trip around a sighting that won't happen. Our row backs a mild, sunny autumn, 24.3C over 15.6C nights, with 33.1mm of rain across 7.1 days and a real 17.9 kph wind. Crowds are noted as thin this time of year, an off-season quiet that suits the wine-and-walking version of a visit. The sea runs a cool 16.5C. The record: humidity 75 percent, 10.2 hours of sun and AQI 30.
GreatCliffWalkWrongMonthForWhales · March · 1 month ago · Read more on Tripadvisor ↗
November is the far end of the southern right whale season here, not the middle of it. The animals come into Walker Bay from about June to calve and mate, and by late November the mothers and calves are leaving - the calves already half the size of the adults. Whales are commonly still seen into December, but in far fewer numbers than the August to October peak, and regulars say every year differs. If you are here now, your odds improve on a boat trip or by driving round the bay to De Kelders. The weather is the easy part: 23.5C over 14.7C, 31.5mm across 4.9 precipitation days and 12.1 hours of sun. The sea stays cold at 17.3C. The record: humidity 71 percent, a 19.2 kph wind and AQI 31.
TheCalvesAreHalfGrownNow · November · 1 month ago · Read more on Tripadvisor ↗
Hermanus is the town people come to for whales and February is not the month: the season runs June to the end of November, peaking August to October with the calving peak in August. Regulars are honest that there are still whales now - Bryde's and some humpbacks - but not in numbers and not from the shore, which is the whole point of this coastline. What February offers instead is a proper Western Cape summer, and our row bears it out at 25.3C over 16.5C with 18.3mm across 4.5 precipitation days and 11.6 hours of sun. One number to plan around: the sea is 14.7C, cold enough to change what a Blue Flag beach like Grotto means in practice. The record: humidity 71 percent, an 18.7 kph wind and AQI 33.
WrongMonthForTheWhales · February · 1 month ago · Read more on Tripadvisor ↗

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Hermanus climate normals — July

Daytime high19°C / 66°F😎 nice
Nighttime low10°C / 50°F
Feels like (high)17°C / 63°F
Sea temperature15°C / 58°F🥶 cold sea
Rainfall94 mm / 3.7 in🌧 rainy
Rainy days10 days
Humidity79%💦 very humid
Dew point9°C / 47°F
Sunshine8 h/day
Daylight10.1 h
Wind16 km/h / 10 mph
Air quality (US AQI)31🍃 good

Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.

Crowds in Hermanus in July

How busy the place itself is — school and mass holidays, the months an editor tagged, and how sought-after the weather makes them. Never part of the comfort score.

Peak crowdsKalfiefees, Term 2–3 (winter) break in South Africa, school holidays in 4 of the markets that fill it(estimated)

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Peak crowdsBusyShoulder seasonQuiet

Best months for Hermanus's weather

Ranked by this destination's own climate comfort score across the year — a different thing from how busy it gets (see Crowds above).

Toughest weatherHermanus's weather peaks December–February.

JFMAMJJASOND

Best weatherFair weatherToughest weather

What's on in Hermanus in July

Recurring seasonal events, natural spectacles, closures and holidays — curated and sourced.

  • Nature

    Southern right whales

    1 Jun – 30 Nov · usuallyWhale season

    Southern rights come into Walker Bay to calve and stay close enough to the cliff path to watch without a boat. The town keeps a whale crier who blows a kelp horn when they are in; September and October are the thick of it.

  • Festival

    Kalfiefees

    30 Jul – 12 Aug · usuallyArts festivalCrowded

    The Overstrand's arts festival — theatre, music and art — takes over Hermanus in the first days of August, timed with the Women's Day weekend and the first calves in the bay. Source ↗

What's on around the world in July →

Nearby, and something's on

Within 300 km of Hermanus — a day trip or a short hop — with something on this month. Never part of the comfort score.

Where is Hermanus?

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Hermanus in July — FAQ

Is July a good time to visit Hermanus?
July in Hermanus: nice, rainy, with clean air — a good time to visit. It ranks #11 of 12 months for Hermanus on SeasonMap's comfort score (67/100).
What is the weather like in Hermanus in July?
In July, Hermanus averages a daily high of 19.1°C and a low of 10.1°C, with about 93.7 mm of rain over roughly 10.2 rainy days.
What is the air quality in Hermanus in July?
Hermanus has a mean US Air Quality Index of about 31 in July.

Within 300 km: Cape Town's Southern right whales around 1 Jun – 30 Nov, and Stellenbosch's Stellenbosch Wine Festival on 31 Jul – 1 Aug.