Climate and monthly weather forecastCabo San Lucas, Mexico
Climate and monthly weather forecast
The climate of Cabo San Lucas
Cabo San Lucas, situated on the southern tip of Mexico's Baja California Peninsula, falls under the BWh category of the Köppen climate classification. The trajectory of this subtropical desert brings about consistent high temperatures and low rainfall throughout the year. Average high temperatures peak from 23.2°C (73.8°F) in February to a sweltering 29.4°C (84.9°F) in August. Similarly, the average low doesn't provide much respite, as it varies from a mild 18.8°C (65.8°F) in February to a sultry 26.3°C (79.3°F) in August.Climate fluctuations in Cabo San Lucas primarily lie in precipitation, humidity, and sea temperatures. Rainfall is a scarce weather element in this region, with the driest months being March and April showing zero millimeters of rainfall. The months from June to September, however, display an unexpected burst of rainfall, moving from 8mm (0.31") in June to an average high of 81mm (3.19") in September.
Relative humidity follows a rising trend as the year progresses, going from a comfortable 63% in January to a sticky high of 78% in September. Dive enthusiasts would enjoy the upward climb of sea temperatures that starts from 21.4°C (70.5°F) in March to a tropical 29.5°C (85.1°F) in September.
It's worth noting the pattern of daylight hours that hardly deviates, moving between a low of 10.7 hours in December to a high of 13.5 hours in June. Similarly, visibility holds steady at 10km (6.2mi) throughout the year, and the UV index hovers between a minimum of 5 in December and a maximum of 7 from June to September.
The best time to visit Cabo San Lucas
With an appealing consistency in climate conditions, the "best" time to visit would greatly depend on the visitor's preference. Nevertheless, for those seeking less humidity, fewer rain days and moderate temperatures, the period from November to April would be optimal. These months exhibit average high temperatures from 23.8°C (74.8°F) to 25.5°C (77.9°F), rainfall drops from 24mm (0.94") to 1mm (0.04") while daylight hours range between 11 hours to 13.2 hours, offering ample time for outdoor activities.The worst time to visit Cabo San Lucas
Those who prefer to avoid high humidity and increased rainfall might want to elude the months from June to September. This period not only observes the heaviest rainfall, measuring between 8mm (0.31") and 81mm (3.19"), but also the highest humidity, reaching up to 78%. This, combined with the comparatively oppressive temperatures, ranging from 26.8 to 29.4°C (84.9°F), may not be ideal for some visitors.Spring weather in Cabo San Lucas
Spring, encompassing March to May, carries an influx of warmth to Cabo San Lucas. Average high temperatures climb from 23.8°C (74.8°F) to 25.5°C (77.9°F) and the average low from 19.8°C (67.6°F) to 22°C (71.6°F). Sea temperatures rise as well, moving from 21.4°C (70.5°F) to 23.5°C (74.3°F). Humidity remains comfortable, fluctuating mildly from 62% to 63%, and rainfall surfaces sparingly, moving from zero in March and April to 1mm (0.04") in May. The wind speed also increases during this period, with an average high of 16.1km/h (10mph) observed in May.Summer weather in Cabo San Lucas
Summers in Cabo San Lucas are characterized by a significant rise in temperatures and a sudden onset of rainfall. Topping the scale, average high temperatures extend from 26.8°C (80.2°F) in June to 29.4°C (84.9°F) in August. In tandem with the heat, rain levels leap from 8mm (0.31") in June to an impressive 75mm (2.95") in August. Humidity follows suit, raising from 68% to 75%.Autumn weather in Cabo San Lucas
Autumn in Cabo San Lucas provides a gentle transition from the heightened weather conditions of summer. Average high temperatures gradually decline from 29°C (84.2°F) in September to 26.8°C (80.2°F) in November. Correspondingly, the average low moves from 25.7°C (78.3°F) to 22.2°C (72°F). A significant dip in rainfall can be observed with a drop from a substantial 81mm (3.19") in September to a mere 24mm (0.94") in November. Humidity levels also follow a downward trend from 78% to 67%.Winter weather in Cabo San Lucas
Winter in Cabo San Lucas rings in relatively colder but still pleasant temperatures. Highs range from 23.8°C (74.8°F) in December to 23.3°C (73.9°F) in January, while lows shift from 19.5°C (67.1°F) to 18.6°C (65.5°F). Humidity levels stay moderately stable in the upper 60s, and the rain levels fall to their lowest with 4mm (0.16") recorded in December and January. As the year wraps up, the sea temperature reduces slightly from 24.1°C (75.4°F) to 22.5°C (72.5°F), still providing enjoyable conditions for water sport enthusiasts.Weather in January
The year begins with Cabo San Lucas weather leaning to milder conditions, away from summer's heat and heightened humidity. Although temperatures trend a bit cooler compared to December, residents and tourists still find this weather pleasant with enough sunshine for outdoor activities. Weather in January »Weather in February
Presenting as a mild month, February in Cabo San Lucas exhibits commendable consistency in weather conditions. In comparison to January, inseparable differences are evident in the weather elements, maintaining a near steady texture of the region's climate. Weather in February »Weather in March
March weather in Cabo San Lucas marks a transition towards summer's warmer conditions. An elevation in temperature is evident, particularly compared to the preceding month, giving a taste of the approaching summer heat. Rainfall in March is notably absent, a weather trait relished by residents and visitors alike. Weather in March »Weather in April
April sees Cabo San Lucas weather further warming up, a characteristic progression into summer. Noticeable changes include a rise in daytime temperatures, although the evenings remain comfortably warm. The region reports no instances of rainfall, a trend dating back to March, thus furthering April's charm. Weather in April »Weather in May
In May, Cabo San Lucas witnesses the onset of typical summer weather. A leap in daytime and nighttime temperatures is observed, making this an intriguing month for sunbathers. Despite the temperature shift, the sea temperature rises to 23.5°C (74.3°F), enabling continued water activities. Weather in May »Weather in June
Arriving at the peak of summer, June in Cabo San Lucas displays a confluence of increased heat, humidity, and sunshine. Notable differences from May include the warmest sea temperatures registered thus far, aggregating to the month's essence as a hot season. Weather in June »Weather in July
July is the heart of summer in Cabo San Lucas, with the weather leaning towards the hotter side. Daytime and nighttime temperatures peak, yet the surprisingly warm sea temperature of 25.8°C (78.4°F) offers delightful cooling options. Weather in July »Weather in August
Enter the rainiest month of the year in Cabo San Lucas - August. An escalation in rainfall from 20mm (0.79") to 75mm (2.95") is a distinctive shift from the preceding month. However, the plentiful sunshine hours and the peak sea temperature of 28.4°C (83.1°F) keep the city's vibrancy alive. Weather in August »Weather in September
September is the second consecutive month with considerable rainfall in Cabo San Lucas. Peaks in daytime temperature, sea temperature, and humidity coincide with a significant rise in rainfall from August, registering 81mm (3.19"). Weather in September »Weather in October
October represents a month of weather transition in Cabo San Lucas. The region observes a welcome decrease in rainfall from September's high figures, translating to fewer wet days. Nevertheless, the weather does retain some warmth, even though temperatures start trending downwards from September's peaks. Weather in October »Weather in November
November in Cabo San Lucas is an exhibit of progressive cooling, setting the stage for winter. Significant reductions in rainfall, humidity, and temperatures occur, distinguishing this month from its predecessor. However, the sea temperature remains comfortably warm, standing at 26.8°C (80.2°F). Weather in November »Weather in December
Capping off the year, December ushers in the coldest weather in Cabo San Lucas. The noticeable drop in daytime and nighttime temperatures from November announces the arrival of winter. The remarkable reduction in rainfall marks a return to the city's drier climate. Weather in December »Updated: Feb 8, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
In Cabo San Lucas, Mexico, during the entire year, the rain falls for 50.9 days and collects up to 238mm (9.37") of precipitation.
With average high and low temperatures of 23.2°C (73.8°F) and 18.8°C (65.8°F) respectively, February is Cabo San Lucas's coldest month.
With an average relative humidity of 62%, March is the least humid month in Cabo San Lucas, Mexico.
March and April are months without rainfall in Cabo San Lucas.
The month with the coldest seawater in Cabo San Lucas, Mexico, is March, with an average sea temperature of 21.4°C (70.5°F).
January, February, May through December are months with rainfall in Cabo San Lucas, Mexico.
The months with the most sunshine in Cabo San Lucas are May and June, with an average of 11.9h of sunshine.
With an average of 13h and 30min of daylight, June has the longest days of the year in Cabo San Lucas, Mexico.
The months with the highest UV index in Cabo San Lucas are June through October, with an average maximum UV index of 7.
August brings the highest temperatures, with an average high of 29.4°C (84.9°F) and an average low of 26.3°C (79.3°F).
The most humid month in Cabo San Lucas, Mexico, is September, with an average relative humidity of 78%.
September is the month with the most rainfall in Cabo San Lucas. Rain falls for 10.7 days and accumulates 81mm (3.19") of precipitation.
The month with the warmest seawater is September, with an average sea temperature of 29.5°C (85.1°F).
The month with the shortest days is December, with an average of 10h and 48min of daylight.
Cabo San Lucas, Mexico, does not utilize Daylight Saving Time (DST). MST timezone is used throughout the entire year.
December has the least sunshine of the year, with an average of 7.3h of sunshine.
With an average maximum UV index of 5, December is the month with the lowest UV index in Cabo San Lucas.
Average temperature
Cabo San Lucas, Mexico
The warmest month (with the highest average high temperature) is August (29.4°C).
The month with the lowest average high temperature is February (23.2°C).
The month with the highest average low temperature is August (26.3°C).
The coldest month (with the lowest average low temperature) is January (18.6°C).
Average pressure
Cabo San Lucas, Mexico
- Average pressure in January:
1015.7mbar - Average pressure in February:
1014.9mbar - Average pressure in March:
1014.2mbar - Average pressure in April:
1012.9mbar - Average pressure in May:
1011.6mbar - Average pressure in June:
1010.3mbar
- Average pressure in July:
1011.4mbar - Average pressure in August:
1010.4mbar - Average pressure in September:
1009.7mbar - Average pressure in October:
1011mbar - Average pressure in November:
1013.3mbar - Average pressure in December:
1014.9mbar
The month with the highest atmospheric pressure is January (1015.7mbar).
The month with the lowest atmospheric pressure is September (1009.7mbar).
Average wind speed
Cabo San Lucas, Mexico
- Average wind speed in January:
9.9km/h - Average wind speed in February:
10.8km/h - Average wind speed in March:
12.3km/h - Average wind speed in April:
14.7km/h - Average wind speed in May:
16.1km/h - Average wind speed in June:
15.2km/h
- Average wind speed in July:
13.2km/h - Average wind speed in August:
12.9km/h - Average wind speed in September:
12.7km/h - Average wind speed in October:
11.5km/h - Average wind speed in November:
9.8km/h - Average wind speed in December:
9.8km/h
The windiest month (with the highest average wind speed) is May (16.1km/h).
The calmest months (with the lowest average wind speed) are November and December (9.8km/h).
Average humidity
Cabo San Lucas, Mexico
The month with the highest relative humidity is September (78%).
The month with the lowest relative humidity is March (62%).
Average rainfall
Cabo San Lucas, Mexico
The wettest month (with the highest rainfall) is September (81mm).
The driest months (with the least rainfall) are March and April (0mm).
Average rainfall days
Cabo San Lucas, Mexico
- Average rainfall days in January:
2 days - Average rainfall days in February:
1.3 days - Average rainfall days in March:
1.3 days - Average rainfall days in April:
1 days - Average rainfall days in May:
1 days - Average rainfall days in June:
2.8 days
- Average rainfall days in July:
9.4 days - Average rainfall days in August:
12.3 days - Average rainfall days in September:
10.7 days - Average rainfall days in October:
3.9 days - Average rainfall days in November:
3.2 days - Average rainfall days in December:
2 days
The month with the highest number of rainy days is August (12.3 days).
The months with the least rainy days are April and May (1 days).
Average sea temperature
Cabo San Lucas, Mexico
The best month for swimming (with the highest average sea temperature) is September (29.5°C).
The coldest month (with the lowest average sea temperature) is March (21.4°C).
Average daylight / Average sunshine
Cabo San Lucas, Mexico
- Average daylight in January:
10h and 54min - Average daylight in February:
11h and 24min - Average daylight in March:
12h and 0min - Average daylight in April:
12h and 42min - Average daylight in May:
13h and 12min - Average daylight in June:
13h and 30min
- Average daylight in July:
13h and 24min - Average daylight in August:
12h and 54min - Average daylight in September:
12h and 18min - Average daylight in October:
11h and 36min - Average daylight in November:
11h and 0min - Average daylight in December:
10h and 48min
The month with the longest days is June (Average daylight: 13h and 30min).
The month with the shortest days is December (Average daylight: 10h and 48min).
- Average sunshine in January:
8h and 0min - Average sunshine in February:
9h and 30min - Average sunshine in March:
9h and 36min - Average sunshine in April:
10h and 42min - Average sunshine in May:
11h and 54min - Average sunshine in June:
11h and 54min
- Average sunshine in July:
11h and 42min - Average sunshine in August:
10h and 54min - Average sunshine in September:
9h and 18min - Average sunshine in October:
7h and 54min - Average sunshine in November:
7h and 30min - Average sunshine in December:
7h and 18min
The months with the most sunshine are May and June (Average sunshine: 11h and 54min).
The month with the least sunshine is December (Average sunshine: 7h and 18min).
Average sunshine days
Cabo San Lucas, Mexico
- Average sunshine days in January:
28.4 days - Average sunshine days in February:
26.3 days - Average sunshine days in March:
30.1 days - Average sunshine days in April:
29.5 days - Average sunshine days in May:
29.4 days - Average sunshine days in June:
25.3 days
- Average sunshine days in July:
18.4 days - Average sunshine days in August:
16.2 days - Average sunshine days in September:
16.9 days - Average sunshine days in October:
25.9 days - Average sunshine days in November:
25.6 days - Average sunshine days in December:
27.8 days
The month with the most sunshine days is March (30.1 days).
The month with the least sunshine days is August (16.2 days).
Average UV index
Cabo San Lucas, Mexico
The months with the highest UV index are June, July, August, September and October (UV index 7).
The month with the lowest UV index is December (UV index 5).
Average cloud cover
Cabo San Lucas, Mexico
The month with the most cloud cover is September (Cloud cover 23).
The months with the least cloud cover are May and June (Cloud cover 8).
Average visibility
Cabo San Lucas, Mexico
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
