Monthly climate in San Jose de Guaymas, Sonora, Mexico

Last updated: March 2, 2024

Under the Köppen–Geiger climate classification San Jose de Guaymas features a hot desert climate (BWh). Temperatures typically range between 17 °C (64 °F) and 32 °C (90 °F) through the year, but rarely can drop to 7 °C (45 °F) or can rise to as high as 42 °C (107 °F). The average annual precipitation amounts to about 152 mm (6.0 inches) and receives 18 rainy days on the 1 mm (0.04 inches) threshold annually. San Jose de Guaymas enjoys an average of 3648 hours of sunshine throughout the year, and daylight varies from 10 hours 23 minutes to 13 hours 52 minutes per day.

Monthly average temperatures in San Jose de Guaymas, Sonora, Mexico §

The warmest months in San Jose de Guaymas are July, August and September, with daily mean temperatures ranging from 30 to 32 °C (87 - 90 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 17 to 18 °C (64 - 66 °F) throughout the day. On average each year, San Jose de Guaymas experiences 240 days above 25 °C (77.0 °F) and 0 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in San Jose de Guaymas, Sonora, Mexico. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum 28°C
(83°F)
30°C
(85°F)
31°C
(89°F)
35°C
(96°F)
38°C
(100°F)
38°C
(101°F)
39°C
(103°F)
38°C
(102°F)
42°C
(107°F)
38°C
(101°F)
35°C
(96°F)
29°C
(85°F)
Mean maximum 27°C
(80°F)
28°C
(82°F)
30°C
(87°F)
34°C
(94°F)
35°C
(96°F)
36°C
(98°F)
38°C
(101°F)
38°C
(101°F)
37°C
(99°F)
37°C
(99°F)
32°C
(90°F)
27°C
(82°F)
Average high 23°C
(73°F)
23°C
(74°F)
25°C
(78°F)
28°C
(83°F)
30°C
(87°F)
33°C
(92°F)
35°C
(95°F)
35°C
(96°F)
34°C
(93°F)
32°C
(90°F)
28°C
(83°F)
24°C
(75°F)
Daily mean 17°C
(64°F)
18°C
(65°F)
20°C
(68°F)
23°C
(74°F)
26°C
(79°F)
30°C
(86°F)
32°C
(90°F)
32°C
(90°F)
30°C
(87°F)
27°C
(82°F)
23°C
(73°F)
18°C
(66°F)
Average low 12°C
(55°F)
13°C
(56°F)
15°C
(59°F)
18°C
(64°F)
21°C
(70°F)
25°C
(78°F)
29°C
(84°F)
29°C
(85°F)
28°C
(82°F)
23°C
(74°F)
18°C
(65°F)
14°C
(57°F)
Mean minimum 9°C
(48°F)
9°C
(49°F)
11°C
(53°F)
14°C
(58°F)
18°C
(64°F)
22°C
(72°F)
27°C
(80°F)
27°C
(81°F)
24°C
(76°F)
17°C
(63°F)
14°C
(58°F)
9°C
(48°F)
Minimum 7°C
(45°F)
7°C
(45°F)
10°C
(50°F)
13°C
(56°F)
17°C
(62°F)
21°C
(69°F)
26°C
(79°F)
26°C
(79°F)
20°C
(68°F)
15°C
(59°F)
12°C
(54°F)
7°C
(45°F)

Compare climate in San Jose de Guaymas with other places

Compare temperature, precipitation, sunshine, UV index in San Jose de Guaymas, Sonora, Mexico with other places around the world.

Monthly average precipitation in San Jose de Guaymas, Sonora, Mexico §

San Jose de Guaymas usually has the most precipitation in August, September and October, with an average of 3 rainy days and 30 mm (1.2 inches) of precipitation per month. The driest months in San Jose de Guaymas are April, May and June. On average, 2 mm (0.1 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in San Jose de Guaymas, Sonora, Mexico. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Average precipitation mm (inches) 12 (0.5) 8 (0.3) 12 (0.5) 0 (0.0) 0 (0.0) 5 (0.2) 7 (0.3) 19 (0.7) 53 (2.1) 17 (0.7) 10 (0.4) 8 (0.3)
Average precipitation days (≥ 1 mm) 1 1 1 0 0 0 2 4 6 1 1 1

Monthly sunshine hours in San Jose de Guaymas, Sonora, Mexico §

The sunniest months in San Jose de Guaymas are May, June and July, when the sun shines an average of 11 hours 44 minutes a day. Least sunny months in San Jose de Guaymas: January, February and December receive an average of 8 hours 0 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in San Jose de Guaymas, Sonora, Mexico. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Mean monthly sunshine hours 217 250 298 328 365 362 351 337 310 301 263 261
Mean daily daylight hours 10h 35m 11h 12m 12h 1m 12h 50m 13h 32m 13h 52m 13h 41m 13h 4m 12h 16m 11h 27m 10h 44m 10h 23m

Solar UV radiation in San Jose de Guaymas, Sonora, Mexico §

San Jose de Guaymas experiences the highest level of ultraviolet (UV) radiation in May, June and July, when the maximum UV index can reach values of 12 - 12, which corresponds to the Extreme category of sun exposure. January, November and December are in the Moderate / High exposure category. In these months, the maximum values of the UV index do not exceed 6. For more detailed information, check out our hourly San Jose de Guaymas UV Index data.

Average daily maximum UV levels by month for San Jose de Guaymas, Sonora, Mexico. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
UV Index (month maximum) 5 8 9 11 12 12 12 11 11 9 6 5

Detailed Monthly Weather Insights for San Jose de Guaymas, Sonora, Mexico

Discover in-depth weather details for every month in San Jose de Guaymas. Click through the links below for comprehensive overviews of temperature trends, precipitation levels, sunshine hours, and solar UV radiation specifics. Whether planning a visit or simply curious about San Jose de Guaymas's climate nuances, these monthly breakdowns provide the information you need for an informed understanding of what to expect throughout the year.

Each link leads to a detailed account of the typical weather conditions for that month, providing both locals and tourists with vital information to plan their daily activities, wardrobe, and travel itineraries accordingly.