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Monthly climate in Celestun, Mexico

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Celestun features a tropical savanna climate (Aw). Temperatures typically range between 23 °C (74 °F) and 28 °C (83 °F) through the year, but rarely can drop to 18 °C (65 °F) or can rise to as high as 34 °C (94 °F). The average annual precipitation amounts to about 442 mm (17.4 inches) and receives 59 rainy days on the 1 mm (0.04 inches) threshold annually. Celestun enjoys an average of 3650 hours of sunshine throughout the year, and daylight varies from 10 hours 52 minutes to 13 hours 21 minutes per day.

Monthly average temperatures in Celestun, Mexico

The warmest months in Celestun are May, July and August, with daily mean temperatures ranging from 28 to 28 °C (83 - 83 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 23 to 24 °C (74 - 76 °F) throughout the day. On average each year, Celestun experiences 288 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 Celestun. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum29°C
(85°F)		30°C
(86°F)		33°C
(92°F)		34°C
(93°F)		34°C
(93°F)		34°C
(94°F)		33°C
(91°F)		32°C
(90°F)		32°C
(90°F)		32°C
(90°F)		30°C
(86°F)		29°C
(85°F)
Mean maximum28°C
(83°F)		30°C
(85°F)		31°C
(88°F)		32°C
(91°F)		32°C
(91°F)		31°C
(89°F)		32°C
(90°F)		32°C
(89°F)		32°C
(89°F)		31°C
(88°F)		28°C
(83°F)		28°C
(83°F)
Average high25°C
(77°F)		26°C
(79°F)		27°C
(81°F)		29°C
(84°F)		30°C
(86°F)		30°C
(86°F)		30°C
(86°F)		30°C
(86°F)		29°C
(85°F)		29°C
(84°F)		27°C
(80°F)		26°C
(78°F)
Daily mean23°C
(74°F)		24°C
(76°F)		25°C
(78°F)		27°C
(81°F)		28°C
(83°F)		28°C
(83°F)		28°C
(83°F)		28°C
(83°F)		28°C
(83°F)		27°C
(82°F)		25°C
(78°F)		24°C
(76°F)
Average low22°C
(72°F)		23°C
(73°F)		23°C
(74°F)		25°C
(78°F)		26°C
(80°F)		26°C
(80°F)		27°C
(80°F)		27°C
(80°F)		27°C
(80°F)		26°C
(79°F)		24°C
(76°F)		23°C
(73°F)
Mean minimum19°C
(66°F)		19°C
(66°F)		21°C
(70°F)		22°C
(72°F)		24°C
(76°F)		25°C
(78°F)		26°C
(78°F)		26°C
(78°F)		26°C
(79°F)		24°C
(76°F)		22°C
(72°F)		20°C
(68°F)
Minimum18°C
(65°F)		18°C
(65°F)		19°C
(67°F)		21°C
(70°F)		23°C
(73°F)		25°C
(77°F)		25°C
(78°F)		25°C
(78°F)		25°C
(77°F)		22°C
(72°F)		21°C
(71°F)		18°C
(65°F)

Compare climate in Celestun with other places

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

Monthly average precipitation in Celestun, Mexico

Celestun usually has the most precipitation in June, August and October, with an average of 9 rainy days and 97 mm (3.8 inches) of precipitation per month. The driest months in Celestun are February, March and April. On average, 4 mm (0.2 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Celestun. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)17 (0.7)6 (0.2)2 (0.1)5 (0.2)13 (0.5)128 (5.0)13 (0.5)51 (2.0)44 (1.7)111 (4.4)33 (1.3)19 (0.8)
Average precipitation days (≥ 1 mm)31012113591374

Monthly sunshine hours in Celestun, Mexico

The sunniest months in Celestun are May, July and August, when the sun shines an average of 10 hours 56 minutes a day. Least sunny months in Celestun: January, February and June receive an average of 8 hours 46 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Celestun. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours223275323316341289342333308302300291
Mean daily daylight hours11h 0m11h 27m12h 2m12h 37m13h 7m13h 21m13h 14m12h 47m12h 13m11h 38m11h 7m10h 52m

Solar UV radiation in Celestun, Mexico

Celestun experiences the highest level of ultraviolet (UV) radiation in March, April and May, 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 High / Very High exposure category. In these months, the maximum values of the UV index do not exceed 8. For more detailed information, check out our hourly Celestun UV Index data.

Average daily maximum UV levels by month for Celestun. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)810131313131312121187