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Monthly climate in Arenas, Panama

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Arenas features a tropical rainforest climate (Af). Temperatures typically range between 25 °C (77 °F) and 26 °C (80 °F) through the year, but rarely can drop to 23 °C (73 °F) or can rise to as high as 32 °C (89 °F). The average annual precipitation amounts to about 3529 mm (138.9 inches) and receives 267 rainy days on the 1 mm (0.04 inches) threshold annually. Arenas enjoys an average of 3176 hours of sunshine throughout the year, and daylight varies from 11 hours 41 minutes to 12 hours 31 minutes per day.

Monthly average temperatures in Arenas, Panama

The warmest months in Arenas are January, February and March, with daily mean temperatures ranging from 26 to 26 °C (79 - 80 °F) throughout the day. The coldest temperatures usually occur in September, October and November, when daily mean temperatures range from 25 to 25 °C (77 - 78 °F) throughout the day. On average each year, Arenas 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 Arenas. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum31°C
(88°F)		32°C
(89°F)		31°C
(88°F)		30°C
(87°F)		29°C
(85°F)		29°C
(84°F)		29°C
(84°F)		29°C
(84°F)		28°C
(83°F)		28°C
(82°F)		29°C
(84°F)		30°C
(87°F)
Mean maximum30°C
(86°F)		31°C
(87°F)		30°C
(87°F)		30°C
(86°F)		29°C
(84°F)		28°C
(83°F)		28°C
(83°F)		28°C
(83°F)		28°C
(82°F)		27°C
(82°F)		28°C
(83°F)		29°C
(85°F)
Average high28°C
(83°F)		29°C
(84°F)		29°C
(84°F)		28°C
(82°F)		27°C
(81°F)		27°C
(81°F)		27°C
(80°F)		27°C
(80°F)		26°C
(80°F)		26°C
(80°F)		26°C
(80°F)		28°C
(82°F)
Daily mean26°C
(79°F)		26°C
(80°F)		26°C
(80°F)		26°C
(79°F)		26°C
(79°F)		26°C
(78°F)		25°C
(78°F)		25°C
(78°F)		25°C
(78°F)		25°C
(78°F)		25°C
(77°F)		26°C
(79°F)
Average low24°C
(76°F)		24°C
(76°F)		24°C
(76°F)		25°C
(77°F)		25°C
(77°F)		25°C
(77°F)		24°C
(76°F)		24°C
(76°F)		24°C
(76°F)		24°C
(76°F)		24°C
(76°F)		25°C
(76°F)
Mean minimum23°C
(75°F)		24°C
(75°F)		23°C
(75°F)		24°C
(75°F)		24°C
(76°F)		24°C
(75°F)		24°C
(75°F)		23°C
(75°F)		24°C
(75°F)		24°C
(75°F)		24°C
(75°F)		24°C
(75°F)
Minimum23°C
(74°F)		23°C
(74°F)		23°C
(74°F)		23°C
(74°F)		24°C
(75°F)		23°C
(75°F)		24°C
(75°F)		23°C
(73°F)		24°C
(75°F)		24°C
(75°F)		23°C
(74°F)		24°C
(75°F)

Compare climate in Arenas with other places

Compare temperature, precipitation, sunshine, UV index in Arenas, Panama with other places around the world.

Monthly average precipitation in Arenas, Panama

Arenas usually has the most precipitation in August, October and November, with an average of 30 rainy days and 496 mm (19.5 inches) of precipitation per month. The driest months in Arenas are January, February and March. On average, 30 mm (1.2 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Arenas. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)56 (2.2)14 (0.6)19 (0.8)176 (6.9)365 (14.4)393 (15.5)391 (15.4)486 (19.1)455 (17.9)489 (19.2)513 (20.2)172 (6.8)
Average precipitation days (≥ 1 mm)933193029313130303022

Monthly sunshine hours in Arenas, Panama

The sunniest months in Arenas are March, April and December, when the sun shines an average of 10 hours 34 minutes a day. Least sunny months in Arenas: June, July and August receive an average of 7 hours 12 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Arenas. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours265305342315249227216217228242249314
Mean daily daylight hours11h 44m11h 52m12h 4m12h 16m12h 26m12h 31m12h 29m12h 20m12h 8m11h 56m11h 46m11h 41m

Solar UV radiation in Arenas, Panama

Arenas experiences the highest level of ultraviolet (UV) radiation in April, May and September, when the maximum UV index can reach values of 14 - 15, which corresponds to the Extreme category of sun exposure. January, November and December are in the Extreme exposure category. In these months, the maximum values of the UV index do not exceed 12. For more detailed information, check out our hourly Arenas UV Index data.

Average daily maximum UV levels by month for Arenas. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)121314151513131314131211