Middle of the wetter season · Weather & things to do
Los Cabos in September
The year's rain peaks now, with about 3.9 in (99 mm) falling in Los Cabos, alongside highs near 85°F (30°C) and lows of 78°F (26°C).
Its comfort score of 73/100 is still Good, though it ranks 12th of 12 here.
- Avg high
- 85°F (30°C)
- Avg low
- 78°F (26°C)
- Rain
- 3.9 in (99 mm)
- Humidity
- 75%
- Cloud cover
- 49%
- Daylight
- ~12 h 08 min
- Comfort score
- 73/100 · Good
What September feels like
Days are warm, averaging 85°F (30°C).
Even at night it stays warm, around 78°F (26°C).
Humidity averages 75%, so the air feels sticky and the heat feels stronger than the thermometer says.
Showers are part of the month, adding up to about 3.9 in (99 mm).
Plan around September
September is one of the lower-scoring months here; the best are February – June and November.
- Inside the wettest three-month stretch, August – October.
- Humidity season begins: 75% on average, up from 70% in August.
- Comfort slips from 79/100 in August to 73/100.
- Our Los Cabos, Todos Santos & La Paz route recommends Nov – Apr, so September falls outside its suggested window.
What to pack for September
- Light, breathable clotheshighs average 85°F
- Sunscreen, sunglasses and a hatstrong sun this month
- Quick-dry fabrics75% average humidity
- Packable rain jacket or umbrellaabout 3.9 in of rain
- Comfortable walking shoesmost picks involve some walking
What to do in Los Cabos in September
September is good outdoor weather here, so these picks lean toward the open air.
Playa Chileno
Protected bay on the Corridor with good snorkeling, shade palapas and lifeguards.
Why now September scores 73/100 for comfort, good conditions for being outside.
Flora Farms
Organic farm with a field-to-table restaurant and garden cocktails in the foothills.
Why now Highs near 85°F and 3.9 in of monthly rain make this an easy outdoor pick.
El Arco de Cabo San Lucas
Granite arch at Land's End where the Pacific meets the Sea of Cortez, seen by water taxi or glass-bottom boat.
Playa Médano
Calm, swimmable beach facing El Arco, lined with beach clubs and water sports.
Why now One to do outside while the weather is on your side.
Whale Watching
Boat tours to see humpbacks breaching off the cape between December and April.
Nearby in September
- Todos Santos in September~41 mi · highs 92°F, 4.3 in rain · 4°C (6°F) warmer by day, about as wet
- La Paz in September~85 mi · highs 93°F, 3.9 in rain · 4°C (8°F) warmer by day, about as wet
NASA POWER 2001–2025 monthly averages on a ~50 km grid. Comfort scores weigh temperature, rain, humidity and cloud: see how we score each month. Check a forecast before you go.
Los Cabos in September: quick answers
Is September a good time to visit Los Cabos?
It's one of the tougher months here, scoring 73/100, held back mainly by cloud cover. The best months are February – June and November. Expect highs of 85°F (30°C) and 3.9 in (99 mm) of rain. Our Los Cabos, Todos Santos & La Paz route recommends Nov – Apr, so September is outside its suggested window.
How hot is Los Cabos in September?
Average highs are 85°F (30°C) and average lows 78°F (26°C), making it the 3rd-warmest month by daytime highs.
Does it rain a lot in Los Cabos in September?
Some: about 3.9 in (99 mm) of rain falls across September on average, the wettest month of the year. The annual total is about 10.3 in (262 mm).
What should I pack for Los Cabos in September?
Bring light, breathable clothes (highs average 85°F), sunscreen, sunglasses and a hat (strong sun this month), quick-dry fabrics (75% average humidity), packable rain jacket or umbrella (about 3.9 in of rain) and comfortable walking shoes (most picks involve some walking).
Planning Los Cabos in September?
Plan it together in TripsCircle: one itinerary, one shared packing list and costs split as you go.