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Monthly climate in Reforma, Chiapas, Mexico

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Reforma features a tropical rainforest climate (Af).Temperatures typically range between 23 °C (73 °F) and 30 °C (86 °F) through the year, but rarely can drop to 13 °C (56 °F) or can rise to as high as 41 °C (106 °F).The average annual precipitation amounts to about 1518 mm (59.7 inches) and receives 172 rainy days on the 1 mm (0.04 inches) threshold annually.Reforma enjoys an average of 3287 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 Reforma, Chiapas, Mexico §

The warmest months in Reforma are May, July and August, with daily mean temperatures ranging from 29 to 30 °C (84 - 86 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 23 to 24 °C (73 - 76 °F) throughout the day. On average each year, Reforma experiences 310 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 Reforma, 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 34°C
(93°F)		 35°C
(95°F)		 38°C
(100°F)		 41°C
(106°F)		 41°C
(105°F)		 38°C
(101°F)		 40°C
(104°F)		 37°C
(100°F)		 38°C
(100°F)		 36°C
(97°F)		 35°C
(96°F)		 34°C
(93°F)
Mean maximum 33°C
(91°F)		 34°C
(93°F)		 36°C
(98°F)		 39°C
(102°F)		 39°C
(103°F)		 36°C
(97°F)		 36°C
(98°F)		 37°C
(99°F)		 36°C
(97°F)		 35°C
(95°F)		 32°C
(90°F)		 32°C
(90°F)
Average high 27°C
(81°F)		 29°C
(85°F)		 31°C
(88°F)		 33°C
(92°F)		 35°C
(95°F)		 33°C
(92°F)		 34°C
(94°F)		 34°C
(93°F)		 33°C
(91°F)		 31°C
(88°F)		 29°C
(84°F)		 27°C
(82°F)
Daily mean 23°C
(73°F)		 24°C
(76°F)		 26°C
(79°F)		 28°C
(83°F)		 30°C
(86°F)		 29°C
(84°F)		 29°C
(85°F)		 29°C
(84°F)		 28°C
(83°F)		 27°C
(81°F)		 25°C
(77°F)		 23°C
(74°F)
Average low 19°C
(67°F)		 20°C
(68°F)		 21°C
(71°F)		 23°C
(74°F)		 25°C
(77°F)		 25°C
(77°F)		 25°C
(77°F)		 25°C
(77°F)		 24°C
(76°F)		 24°C
(75°F)		 21°C
(71°F)		 20°C
(68°F)
Mean minimum 14°C
(58°F)		 15°C
(59°F)		 18°C
(64°F)		 20°C
(67°F)		 22°C
(72°F)		 23°C
(74°F)		 23°C
(74°F)		 23°C
(74°F)		 23°C
(74°F)		 21°C
(70°F)		 18°C
(64°F)		 14°C
(57°F)
Minimum 13°C
(56°F)		 13°C
(56°F)		 15°C
(59°F)		 17°C
(63°F)		 19°C
(66°F)		 23°C
(73°F)		 23°C
(73°F)		 23°C
(74°F)		 23°C
(73°F)		 19°C
(67°F)		 16°C
(62°F)		 13°C
(56°F)

Compare climate in Reforma with other places

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

Monthly average precipitation in Reforma, Chiapas, Mexico §

Reforma usually has the most precipitation in June, September and October, with an average of 21 rainy days and 234 mm (9.2 inches) of precipitation per month.The driest months in Reforma are February, March and April. On average, 49 mm (1.9 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Reforma, 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) 104 (4.1) 43 (1.7) 54 (2.1) 52 (2.0) 77 (3.0) 235 (9.3) 77 (3.0) 128 (5.0) 207 (8.1) 261 (10.3) 189 (7.4) 92 (3.6)
Average precipitation days (≥ 1 mm) 11 7 7 8 10 19 15 21 24 22 17 11

Monthly sunshine hours in Reforma, Chiapas, Mexico §

The sunniest months in Reforma are May, July and August, when the sun shines an average of 10 hours 5 minutes a day.Least sunny months in Reforma: January, February and November receive an average of 7 hours 45 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Reforma, 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 198 249 290 298 315 268 316 307 279 259 250 253
Mean daily daylight hours 11h 10m 11h 33m 12h 2m 12h 32m 12h 57m 13h 10m 13h 3m 12h 41m 12h 12m 11h 42m 11h 16m 11h 3m

Solar UV radiation in Reforma, Chiapas, Mexico §

Reforma experiences the highest level of ultraviolet (UV) radiation in March, April and September, when the maximum UV index can reach values of 13 - 13, 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 Reforma UV Index data.

Average daily maximum UV levels by month for Reforma, 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) 9 11 13 13 12 13 13 12 13 11 9 8