Cabo San Lucas in August: weather, rain (23%) and should you go? [2026]

Month summary

Cabo San Lucas weather in August

✅ Good

🌡️ Temperature min / max

27°C – 33°C

🌧 Rainy days

23% of days

☀️ Sunshine

12.5h per day on average

🌊 🌊 Season

Summer

⭐ ⭐ Weather score

7.6/10

📅 📅 Best month

March (9.5/10)

Quick decision

Should you visit Cabo San Lucas in August?

✅ Good

✅ Yes if: you want to explore cultural sites and local food.

❌ No if: you need guaranteed sunshine for photos or outdoor activities.

🌧 Rain : ██░░░░░░░░ 23%

🌡 Temperature : ████████░░ 33°C

☀️ Sunshine : █████████░ 12.5h/d

Our take: August in Cabo is scorching and humid—think sticky tropical heat that peaks in the early afternoons. You'll get plenty of sunshine and minimal rain, though the occasional afternoon thunderstorm does pop up. Perfect for heat-lovers who don't mind staying hydrated and seeking shade; beach time works best at dawn or dusk.

By trip type

Cabo San Lucas in August by trip type

🏙️ 🏙️ City break / culture : ✅ Good
🚶 🚶 Outdoor activities : ✅ Good
🏖️ Beach / swimming : ✅ Good
💰 💰 Budget : ✅ Low season

Local context

What to expect in August

🎯 Good diving season — comfortable water temperature and satisfactory visibility In the height of summer, Cabo San Lucas sees high temperatures (33°C). Heat is a factor for outdoor activities. Rain risk remains low (23% of days), leaving good room for outdoor activities. A good balance between weather and crowds, even if March (9.5/10) remains theoretically better.

Browse by month

All months for Cabo San Lucas

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Annual table

Month-by-month comparison

Month	Min °C	Max °C	Rain %	Precip mm	Sun h/d	Score
☀️ January	16°C	25°C	1%	0.1	10.7h	8.9/10
☀️ February	17°C	26°C	2%	0.2	11.0h	9.1/10
☀️ March	18°C	28°C	0%	0.0	11.3h	9.5/10
☀️ April	20°C	29°C	0%	0.0	12.4h	9.4/10
☀️ May	21°C	30°C	1%	0.0	12.8h	9.2/10
☀️ June	24°C	31°C	5%	0.6	13.0h	8.8/10
☀️ July	26°C	33°C	8%	0.4	13.0h	8.1/10
☀️ August	27°C	33°C	23%	2.6	12.5h	7.6/10
🌤️ September	26°C	31°C	27%	3.4	11.8h	7.9/10
☀️ October	25°C	31°C	10%	1.1	11.4h	8.4/10
☀️ November	21°C	29°C	4%	0.4	10.4h	8.9/10
☀️ December	18°C	27°C	3%	0.3	10.4h	9.1/10

Ideal Fair Challenging climate ◀ Current month · Source Open-Meteo · 10 years

📊 Data source Data based on 10 years of ERA5 records via Open-Meteo, with ECMWF seasonal adjustment. In August, Cabo San Lucas averages 33°C, 23% rainy days and 12.5h of sunshine per day. Overall weather score: 7.6/10. See methodology →

Comparison