Last updated: May 6, 2024
Under the Köppen–Geiger climate classification Arenal features a tropical monsoon climate (Am).Temperatures typically range between 21 °C (69 °F) and 25 °C (78 °F) through the year, but rarely can drop to 11 °C (51 °F) or can rise to as high as 38 °C (100 °F).The average annual precipitation amounts to about 1106 mm (43.6 inches) and receives 163 rainy days on the 1 mm (0.04 inches) threshold annually.Arenal enjoys an average of 3470 hours of sunshine throughout the year, and daylight varies from 11 hours 13 minutes to 13 hours 0 minutes per day.
The warmest months in Arenal are April, May and June, with daily mean temperatures ranging from 25 to 25 °C (77 - 78 °F) throughout the day. The coldest temperatures usually occur in January, November and December, when daily mean temperatures range from 21 to 22 °C (69 - 71 °F) throughout the day. On average each year, Arenal experiences 297 days above 25 °C (77.0 °F) and 0 days below 0 °C (32.0 °F).
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Maximum | 34°C (94°F) | 35°C (96°F) | 35°C (95°F) | 38°C (100°F) | 37°C (99°F) | 35°C (96°F) | 34°C (94°F) | 35°C (96°F) | 35°C (95°F) | 35°C (94°F) | 31°C (89°F) | 32°C (89°F) |
Mean maximum | 31°C (88°F) | 33°C (91°F) | 34°C (93°F) | 36°C (97°F) | 36°C (96°F) | 33°C (92°F) | 33°C (92°F) | 33°C (92°F) | 34°C (93°F) | 33°C (91°F) | 30°C (86°F) | 30°C (86°F) |
Average high | 26°C (80°F) | 28°C (83°F) | 30°C (86°F) | 32°C (90°F) | 32°C (90°F) | 31°C (88°F) | 31°C (88°F) | 31°C (87°F) | 31°C (88°F) | 29°C (85°F) | 26°C (80°F) | 26°C (79°F) |
Daily mean | 21°C (69°F) | 22°C (71°F) | 23°C (73°F) | 25°C (77°F) | 25°C (78°F) | 25°C (77°F) | 24°C (76°F) | 24°C (76°F) | 24°C (76°F) | 23°C (74°F) | 22°C (71°F) | 21°C (69°F) |
Average low | 16°C (62°F) | 16°C (62°F) | 17°C (63°F) | 19°C (67°F) | 20°C (69°F) | 20°C (69°F) | 19°C (67°F) | 19°C (67°F) | 19°C (67°F) | 19°C (67°F) | 18°C (65°F) | 17°C (62°F) |
Mean minimum | 13°C (55°F) | 13°C (56°F) | 14°C (58°F) | 16°C (62°F) | 17°C (64°F) | 18°C (65°F) | 17°C (63°F) | 17°C (63°F) | 18°C (64°F) | 17°C (62°F) | 16°C (60°F) | 13°C (56°F) |
Minimum | 11°C (51°F) | 12°C (54°F) | 13°C (56°F) | 15°C (60°F) | 15°C (60°F) | 17°C (63°F) | 17°C (62°F) | 17°C (62°F) | 17°C (63°F) | 16°C (60°F) | 14°C (57°F) | 12°C (54°F) |
Compare temperature, precipitation, sunshine, UV index in Arenal, Yoro, Honduras with other places around the world.
Arenal usually has the most precipitation in June, October and November, with an average of 18 rainy days and 154 mm (6.1 inches) of precipitation per month.The driest months in Arenal are February, March and April. On average, 28 mm (1.1 inches) of precipitation falls during these months.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Average precipitation mm (inches) | 37 (1.5) | 23 (0.9) | 25 (1.0) | 37 (1.4) | 126 (5.0) | 131 (5.2) | 99 (3.9) | 122 (4.8) | 125 (4.9) | 205 (8.1) | 127 (5.0) | 49 (1.9) |
Average precipitation days (≥ 1 mm) | 11 | 5 | 5 | 7 | 17 | 18 | 15 | 19 | 18 | 20 | 16 | 12 |
The sunniest months in Arenal are May, July and August, when the sun shines an average of 10 hours 9 minutes a day.Least sunny months in Arenal: January, November and December receive an average of 8 hours 13 minutes of sunshine daily.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Mean monthly sunshine hours | 223 | 276 | 310 | 308 | 317 | 298 | 314 | 312 | 299 | 276 | 260 | 273 |
Mean daily daylight hours | 11h 19m | 11h 38m | 12h 2m | 12h 28m | 12h 50m | 13h 0m | 12h 54m | 12h 35m | 12h 11m | 11h 45m | 11h 23m | 11h 13m |
Arenal experiences the highest level of ultraviolet (UV) radiation in April, May and August, 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 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 Arenal UV Index data.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
UV Index (month maximum) | 11 | 12 | 14 | 15 | 14 | 14 | 14 | 14 | 13 | 13 | 10 | 9 |