Cabo San Lucas features a tropical desert climate with hot, sunny summers and pleasantly warm, dry winters. Summer highs reach 32–35°C, while winter lows can dip to 8–10°C at night. Rain falls mainly from August to October, with the rest of the year nearly rain-free. Sunshine is abundant year-round, making Cabo a prime destination for sunseekers.
The best times to travel section shows how the months compare for a visit, so you can find the time of year that fits what you want to do.
Background colours of the months:
The colour shows the typical temperature: yellow (hot), green (mild) and blue (cold). How strong the colour is shows the travel season: full colour means high season, soft colour means shoulder season and soft-striped means off season.
Weather symbols:
Each month has one symbol showing what the weather is typically like, such as hot and sunny, freezing or a rainy or snowy season. Use them to quickly spot months that match the weather you want, or to avoid the ones that don't.
Crowdedness:
The people icon shows how busy the place usually is. The more people, the more crowded it gets.
Additional notes:
The grey info boxes point out special things worth knowing, like recurring weather issues or seasonal events.
Cabo San Lucas, at the southern tip of Mexico’s Baja California Peninsula, enjoys a semi-arid climate with over 300 sunny days per year. Summers (June–October) are hot and humid, with average highs of 32–35°C and lows around 22–26°C. The hottest months are July and August, when daytime temperatures can occasionally exceed 38°C. Humidity increases through the summer, peaking in September, but the ocean breeze often keeps conditions comfortable. Rain is rare most of the year, but August and September see brief, heavy downpours, sometimes due to tropical storms or hurricanes. The Pacific hurricane season runs from June to November, with the highest risk in September, though direct hits are uncommon.
Winters (December–March) are mild and dry, with average highs of 24–27°C and lows of 8–16°C at night. Days are sunny and pleasant, while evenings can be cool – especially when winds arrive from the north. Rain is extremely rare in winter, and skies are usually clear. Spring (April–May) and autumn (October–November) are transitional, featuring warm, dry weather and fewer crowds. The sea is swimmable year-round, with temperatures ranging from 22°C in winter to 28°C in late summer. Winds are generally light to moderate, averaging 10–14 km/h, and visibility is excellent. Cabo’s climate is ideal for beach activities, fishing, and water sports, with minimal seasonal variation aside from the late summer rainy period.
| Average climate data for Cabo San Lucas, Mexico | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Year |
| Average maximum temperature (°C) | 23 | 23 | 24 | 24 | 25 | 27 | 29 | 29 | 29 | 29 | 27 | 24 | 29 |
| Average minimum temperature (°C) | 18 | 19 | 20 | 21 | 22 | 24 | 26 | 26 | 26 | 25 | 22 | 19 | 18 |
| Average precipitation (mm) | 3 | 4 | 0 | 0 | 1 | 8 | 20 | 74 | 82 | 18 | 24 | 4 | 238 |
| Average rainfall days (days) | 2 | 1 | 1 | 1 | 1 | 3 | 10 | 12 | 11 | 4 | 3 | 2 | 51 |
| Average relative humidity (%) | 65 | 63 | 62 | 64 | 64 | 68 | 70 | 76 | 79 | 73 | 66 | 68 | 68 |
| Average wind speed (km/h) | 10 | 11 | 12 | 15 | 16 | 15 | 13 | 13 | 13 | 11 | 10 | 10 | 12 |
| Average water temperature (°C) | 22 | 21 | 21 | 22 | 23 | 23 | 26 | 28 | 29 | 29 | 27 | 24 | 25 |
| Average daily daylight hours (h) | 10 | 11 | 12 | 12 | 13 | 13 | 13 | 12 | 12 | 11 | 11 | 10 | 12 |
| Average daily sunshine hours (h) | 8 | 9 | 9 | 10 | 11 | 11 | 11 | 10 | 9 | 7 | 7 | 7 | 9 |
| Average cloud coverage (%) | 15 | 15 | 12 | 12 | 8 | 7 | 19 | 22 | 24 | 11 | 11 | 15 | 14 |
| Average UV index | 6 | 6 | 6 | 6 | 6 | 7 | 7 | 7 | 7 | 7 | 6 | 5 | 6 |
The best time to visit Cabo San Lucas is from mid-November to May, when temperatures are warm (24–31°C), humidity is low, and rainfall is minimal. These months offer perfect conditions for beaches, outdoor activities, and whale watching, with clear skies and comfortable evenings. May and early November are especially good for fewer crowds and warm sea temperatures.
The least favourable time to visit is from August to September, when heat and humidity peak, and heavy rain or tropical storms are most likely. While the sea is warm and the city is lively, hurricane risk and brief downpours can disrupt travel plans. Always monitor forecasts during this period.
Cabo San Lucas has hot, sunny summers (highs 32–35°C) and warm, dry winters (highs 24–27°C, lows 8–16°C). Rain falls mainly from August to October, with the rest of the year nearly rain-free and skies usually clear.
The rainy season runs from August to October, with September being the wettest month. Rain usually falls in short, heavy bursts, often in the late afternoon or evening. The rest of the year is very dry.
Cabo San Lucas can be affected by Pacific hurricanes from June to November, with the highest risk in September. Direct hits are rare, but tropical storms can bring heavy rain and strong winds. Always check forecasts during this period.
Sea temperatures range from 22°C in winter to 28°C in late summer, making swimming and water sports possible year-round. The water is warmest and best for swimming from July to October.
Humidity is moderate most of the year but rises in summer, peaking in September. The ocean breeze usually keeps conditions comfortable, and dry air returns by late autumn.
Pack light, breathable clothes, sunblock, sunglasses, and a hat. Bring a jumper or light jacket for cool winter evenings. In summer, include rain gear and always check beach safety flags before swimming.
Cabo is least crowded in May–June and September, outside of major holidays and hurricane season. These months offer good deals, warm weather, and fewer tourists, though September is rainiest.
The warmest month, with the highest average maximum temperature, is August (29.4 °C). The month with the lowest average maximum temperature is February (23.2 °C). Overall, the average maximum temperature over the whole year is 26.1 °C.
The month with the highest average minimum temperature is August (26.4 °C). The coldest month, with the lowest average minimum temperature, is January (18.5 °C). Overall, the average minimum temperature over the whole year is 22.3 °C.
The month with the highest average water temperature is September (29.4 °C). The month with the lowest average water temperature is March (21.3 °C). Overall, the average water temperature over the whole year is 24.7 °C.
The wettest month, with the highest amount of precipitation, is September (81.9 mm). The driest months, with the least amount of precipitation, are March and April (0 mm). Over the whole year there are 238.3 mm of rainfall on average.
The month with the most days of rain is August (12.3 days). The month with the fewest days of rain is April (0.9 days). Over the whole year there are 51 days of rain on average.
The month with the highest average relative humidity is September (78.9 %). The month with the lowest average relative humidity is March (62.5 %). The overall average relative humidity over the whole year is 68.1 %.
The windiest month, with the highest average wind speed, is May (16.2 km/h). The calmest month, with the lowest average wind speed, is November (9.7 km/h). The overall average wind speed over the whole year is 12.4 km/h.
The month with the cloudiest skies, so the highest cloud coverage, is September (23.6 %). The month with the clearest skies, so the lowest cloud coverage, is June (7.5 %). Over the whole year there is an average cloud coverage of 14.2 %.
The month with the longest days, so the most daylight, is June (Average daylight: 13 h). The months with the shortest days, so the least daylight, are January and December (Average daylight: 10.1 h). Over the whole year there are 11.7 h of daylight per day on average.
The month with the most sunshine per day is June (Average sunshine: 11.1 h). The month with the least sunshine per day is December (Average sunshine: 6.9 h). Over the whole year there are 9.1 h of sunlight per day on average.
The months with the highest average UV index are June, July, August, September and October (UV index: 7). The month with the lowest average UV index is December (UV index: 5). Over the whole year the average UV index is 6.3.
