Monthly climate in Justo Sierra, Chiapas, Mexico

Last updated: March 2, 2024

Under the Köppen–Geiger climate classification Justo Sierra features a tropical savanna climate (Aw). Temperatures typically range between 14 °C (58 °F) and 19 °C (67 °F) through the year, but rarely can drop to 2 °C (36 °F) or can rise to as high as 31 °C (88 °F). The average annual precipitation amounts to about 1698 mm (66.9 inches) and receives 221 rainy days on the 1 mm (0.04 inches) threshold annually. Justo Sierra enjoys an average of 3642 hours of sunshine throughout the year, and daylight varies from 11 hours 9 minutes to 13 hours 4 minutes per day.

Monthly average temperatures in Justo Sierra, Chiapas, Mexico §

The warmest months in Justo Sierra are April, May and June, with daily mean temperatures ranging from 18 to 19 °C (65 - 67 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 14 to 15 °C (58 - 60 °F) throughout the day. On average each year, Justo Sierra experiences 63 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 Justo Sierra, Chiapas, 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 27°C
(81°F)
29°C
(84°F)
29°C
(84°F)
31°C
(88°F)
31°C
(88°F)
29°C
(85°F)
26°C
(79°F)
27°C
(81°F)
26°C
(79°F)
27°C
(81°F)
26°C
(80°F)
26°C
(79°F)
Mean maximum 26°C
(79°F)
26°C
(80°F)
28°C
(83°F)
29°C
(85°F)
29°C
(85°F)
26°C
(79°F)
25°C
(78°F)
26°C
(78°F)
26°C
(78°F)
26°C
(79°F)
25°C
(76°F)
25°C
(77°F)
Average high 20°C
(68°F)
22°C
(71°F)
23°C
(73°F)
25°C
(78°F)
25°C
(78°F)
24°C
(75°F)
23°C
(74°F)
23°C
(75°F)
24°C
(75°F)
23°C
(73°F)
21°C
(70°F)
20°C
(69°F)
Daily mean 14°C
(58°F)
15°C
(60°F)
16°C
(62°F)
18°C
(65°F)
19°C
(67°F)
18°C
(66°F)
18°C
(64°F)
18°C
(65°F)
18°C
(65°F)
18°C
(64°F)
16°C
(61°F)
15°C
(59°F)
Average low 10°C
(50°F)
10°C
(50°F)
11°C
(51°F)
12°C
(55°F)
14°C
(58°F)
15°C
(59°F)
14°C
(57°F)
14°C
(57°F)
14°C
(58°F)
14°C
(58°F)
12°C
(54°F)
10°C
(51°F)
Mean minimum 5°C
(42°F)
6°C
(44°F)
6°C
(43°F)
9°C
(48°F)
12°C
(53°F)
13°C
(55°F)
11°C
(51°F)
11°C
(52°F)
12°C
(54°F)
11°C
(52°F)
8°C
(47°F)
5°C
(42°F)
Minimum 3°C
(38°F)
5°C
(41°F)
5°C
(42°F)
7°C
(44°F)
10°C
(51°F)
11°C
(52°F)
10°C
(50°F)
10°C
(50°F)
11°C
(53°F)
9°C
(49°F)
5°C
(42°F)
2°C
(36°F)

Compare climate in Justo Sierra with other places

Compare temperature, precipitation, sunshine, UV index in Justo Sierra, Chiapas, Mexico with other places around the world.

Monthly average precipitation in Justo Sierra, Chiapas, Mexico §

Justo Sierra usually has the most precipitation in June, September and October, with an average of 26 rainy days and 273 mm (10.8 inches) of precipitation per month. The driest months in Justo Sierra are February, March and December. On average, 44 mm (1.7 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Justo Sierra, Chiapas, 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) 64 (2.5) 43 (1.7) 36 (1.4) 79 (3.1) 196 (7.7) 331 (13.0) 114 (4.5) 191 (7.5) 262 (10.3) 227 (8.9) 103 (4.1) 52 (2.0)
Average precipitation days (≥ 1 mm) 13 11 8 13 24 27 22 24 27 24 16 12

Monthly sunshine hours in Justo Sierra, Chiapas, Mexico §

The sunniest months in Justo Sierra are March, July and August, when the sun shines an average of 10 hours 30 minutes a day. Least sunny months in Justo Sierra: January, February and June receive an average of 9 hours 5 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Justo Sierra, Chiapas, 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 247 285 322 313 319 286 332 322 297 299 303 313
Mean daily daylight hours 11h 15m 11h 35m 12h 2m 12h 30m 12h 53m 13h 4m 12h 58m 12h 38m 12h 11m 11h 44m 11h 20m 11h 9m

Solar UV radiation in Justo Sierra, Chiapas, Mexico §

Justo Sierra experiences the highest level of ultraviolet (UV) radiation in March, April and May, when the maximum UV index can reach values of 15 - 15, which corresponds to the Extreme category of sun exposure. January, November and December are in the Very High / Extreme exposure category. In these months, the maximum values of the UV index do not exceed 11. For more detailed information, check out our hourly Justo Sierra UV Index data.

Average daily maximum UV levels by month for Justo Sierra, Chiapas, 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) 11 13 15 15 15 15 15 14 14 13 11 10

Detailed Monthly Weather Insights for Justo Sierra, Chiapas, Mexico

Discover in-depth weather details for every month in Justo Sierra. 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 Justo Sierra'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.