Monthly climate in La Union, Guerrero, Mexico

Last updated: March 2, 2024

Under the Köppen–Geiger climate classification La Union features a tropical savanna climate (As). Temperatures typically range between 24 °C (76 °F) and 27 °C (81 °F) through the year, but rarely can drop to 14 °C (58 °F) or can rise to as high as 35 °C (96 °F). The average annual precipitation amounts to about 1034 mm (40.7 inches) and receives 113 rainy days on the 1 mm (0.04 inches) threshold annually. La Union enjoys an average of 3489 hours of sunshine throughout the year, and daylight varies from 11 hours 3 minutes to 13 hours 10 minutes per day.

Monthly average temperatures in La Union, Guerrero, Mexico §

The warmest months in La Union are June, July and August, with daily mean temperatures ranging from 26 to 27 °C (80 - 81 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 24 to 24 °C (76 - 76 °F) throughout the day. On average each year, La Union experiences 327 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 La Union, Guerrero, 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 33°C
(92°F)
34°C
(94°F)
34°C
(94°F)
35°C
(95°F)
35°C
(96°F)
35°C
(95°F)
34°C
(94°F)
34°C
(94°F)
34°C
(94°F)
33°C
(92°F)
34°C
(93°F)
33°C
(92°F)
Mean maximum 32°C
(90°F)
32°C
(91°F)
32°C
(91°F)
33°C
(93°F)
33°C
(92°F)
32°C
(90°F)
34°C
(93°F)
33°C
(92°F)
33°C
(91°F)
32°C
(90°F)
33°C
(92°F)
32°C
(90°F)
Average high 30°C
(86°F)
30°C
(86°F)
30°C
(87°F)
30°C
(87°F)
31°C
(88°F)
30°C
(87°F)
32°C
(89°F)
30°C
(87°F)
30°C
(86°F)
30°C
(86°F)
30°C
(87°F)
30°C
(86°F)
Daily mean 24°C
(76°F)
24°C
(76°F)
25°C
(76°F)
25°C
(77°F)
26°C
(79°F)
26°C
(80°F)
27°C
(81°F)
27°C
(80°F)
26°C
(79°F)
26°C
(79°F)
25°C
(78°F)
24°C
(76°F)
Average low 20°C
(68°F)
20°C
(67°F)
20°C
(68°F)
20°C
(68°F)
22°C
(71°F)
24°C
(75°F)
24°C
(76°F)
24°C
(75°F)
24°C
(75°F)
23°C
(75°F)
22°C
(72°F)
20°C
(68°F)
Mean minimum 17°C
(63°F)
17°C
(63°F)
18°C
(64°F)
17°C
(63°F)
19°C
(67°F)
22°C
(71°F)
23°C
(74°F)
23°C
(73°F)
23°C
(73°F)
22°C
(72°F)
20°C
(67°F)
18°C
(64°F)
Minimum 15°C
(60°F)
14°C
(58°F)
16°C
(61°F)
16°C
(61°F)
18°C
(64°F)
19°C
(67°F)
23°C
(73°F)
22°C
(72°F)
22°C
(72°F)
21°C
(71°F)
17°C
(63°F)
17°C
(63°F)

Compare climate in La Union with other places

Compare temperature, precipitation, sunshine, UV index in La Union, Guerrero, Mexico with other places around the world.

Monthly average precipitation in La Union, Guerrero, Mexico §

La Union usually has the most precipitation in August, September and October, with an average of 23 rainy days and 228 mm (9.0 inches) of precipitation per month. The driest months in La Union are February, March and April. On average, 1 mm (0.0 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in La Union, Guerrero, 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) 4 (0.1) 2 (0.1) 0 (0.0) 0 (0.0) 7 (0.3) 193 (7.6) 97 (3.8) 215 (8.5) 253 (10.0) 218 (8.6) 42 (1.7) 4 (0.2)
Average precipitation days (≥ 1 mm) 0 0 0 0 1 17 17 23 23 24 7 1

Monthly sunshine hours in La Union, Guerrero, Mexico §

The sunniest months in La Union are March, April and May, when the sun shines an average of 10 hours 36 minutes a day. Least sunny months in La Union: January, September and October receive an average of 8 hours 32 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in La Union, Guerrero, 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 240 276 318 322 335 288 309 279 268 276 281 291
Mean daily daylight hours 11h 10m 11h 33m 12h 2m 12h 33m 12h 58m 13h 10m 13h 3m 12h 41m 12h 12m 11h 42m 11h 16m 11h 3m

Solar UV radiation in La Union, Guerrero, Mexico §

La Union experiences the highest level of ultraviolet (UV) radiation in April, July and September, when the maximum UV index can reach values of 14 - 14, which corresponds to the Extreme category of sun exposure. January, November and December are in the Very High exposure category. In these months, the maximum values of the UV index do not exceed 9. For more detailed information, check out our hourly La Union UV Index data.

Average daily maximum UV levels by month for La Union, Guerrero, 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) 9 11 13 14 13 14 14 12 14 11 9 8

Detailed Monthly Weather Insights for La Union, Guerrero, Mexico

Discover in-depth weather details for every month in La Union. 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 La Union'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.