Cabo San Lucas Temperatures & Rainfall: Averages by Month

Here you'll find information on the typical weather for each month in Cabo San Lucas, Mexico.

There are averages for maximum and minimum temperatures in degrees Celsius and Fahrenheit. These are followed by details about extremes – how hot and cold the beach resort can actually get during each month.

For rainfall in Cabo San Lucas this page lists monthly totals of the number of days with wet weather and for the amount of rain the Baja California Peninsula city receives. Besides these averages, there are also data on how much a month's precipitation can vary from year to year.

The averages for temperature and rainfall are from weather data collected during 1981 to 2010. The usual ranges for hottest and coldest temperatures and total precipitation are based on the extremes recorded from 1937 to 2010.

Monthly Temperature Averages

Winter temperatures are quite comfortable at Cabo San Lucas with daily highs averaging 80 degrees Fahrenheit (27 °C) and lows of 55 °F (13 °C). Summers get considerably hotter, as days typically heat up to 93 °F (34 °C) while nights cool down to just 71 °F (21 °C).

Cabo San Lucas daily average temperatures

High °F	Low °F		High °C	Low °C
79	54	January	26	12
80	55	February	27	13
82	55	March	28	13
86	59	April	30	15
89	61	May	32	16
90	65	June	32	18
94	72	July	34	22
95	75	August	35	24
93	74	September	34	23
91	69	October	33	21
86	63	November	30	17
81	56	December	27	14
87	63	Year	31	17

How Hot Can Cabo San Lucas Get?

The temperature usually reaches at least 75 °F (24 °C) every month at Cabo San Lucas. But the Baja city can get as hot as 111.2 °F (44 °C).

This table gives the range for each month of the highest officially recorded temperatures from 1937 to 2010. For example, some Januarys only get as hot as 77 °F, while in other years the month's temperature has climbed as high as 97 °F. Usually the hottest day for any January falls in between those two extremes.

Range for the highest monthly temperature at Cabo San Lucas

Range °F		Range °C
77 - 97	January	25 - 36
79 - 99	February	26 - 37
81 - 99	March	27 - 37
84 - 106	April	29 - 41
84 - 104	May	29 - 40
90 - 107	June	32 - 42
91 - 106	July	33 - 41
91 - 111	August	33 - 44
89 - 111	September	32 - 44
90 - 106	October	32 - 41
82 - 99	November	28 - 37
75 - 99	December	24 - 37

How Cold Does it Get in Cabo San Lucas?

Every month, the temperature at Cabo San Lucas usually drops to 78.8 °F (26 °C) or lower. Generally the beach resort gets no colder than 33.8 °F (1 °C).

Typical range of lowest monthly temperatures at Cabo San Lucas

Range °F		Range °C
40 - 64	January	5 - 18
35 - 68	February	2 - 20
34 - 57	March	1 - 14
45 - 79	April	7 - 26
44 - 75	May	7 - 24
50 - 72	June	10 - 22
50 - 79	July	10 - 26
50 - 75	August	10 - 24
50 - 75	September	10 - 24
52 - 73	October	11 - 23
34 - 75	November	1 - 24
41 - 68	December	5 - 20

Total Rainfall Averages per Month

Cabo San Lucas has a desert climate. Winters bring the driest weather to Cabo, with averages of just one day and half an inch (10 millimetres) of rain each month.

During summer, the monthly rainfall averages out to two days, totalling one inch (21 mm) a month.

The number of rainy days includes those when rainfall amounted to 0.004 inches (0.1 mm) or more.

Average amount of rain at Cabo San Lucas

Days		Inches	Milli­metres
1	January	0.5	13
1	February	0.1	4
0	March	0.1	2
0	April	0.0	1
0	May	0.0	0
0	June	0.0	0
1	July	0.5	12
4	August	2.0	52
4	September	4.6	116
1	October	1.2	30
1	November	0.4	11
1	December	0.6	15
14	Year	10.0	255

How Rainy is Cabo San Lucas?

How much it rains each month at Cabo San Lucas varies from year to year. To show what's possible, here's the range of total rainfall that's been measured – the driest and wettest per month.

At any time of year, Cabo can go through an entire month without any precipitation. This is most likely to occur during May and June, the driest months. September, usually the wettest month here, can get as much as two feet (618 mm) of rain.

Typical range of total rainfall

Inches		Milli­metres
0 - 7.4	January	0 - 188
0 - 1.9	February	0 - 48
0 - 1.2	March	0 - 31
0 - 1.8	April	0 - 46
0 - 0.2	May	0 - 4
0 - 0.2	June	0 - 4
0 - 6.1	July	0 - 154
0 - 9.1	August	0 - 232
0 - 24.3	September	0 - 618
0 - 8.3	October	0 - 212
0 - 8.4	November	0 - 214
0 - 5.6	December	0 - 144
0 - 33.1	Year	0 - 841