Last updated: May 6, 2024
Under the Köppen–Geiger climate classification Tres Rios features a tropical monsoon climate (Am).Temperatures typically range between 17 °C (63 °F) and 19 °C (67 °F) through the year, but rarely can drop to 11 °C (52 °F) or can rise to as high as 26 °C (80 °F).The average annual precipitation amounts to about 2948 mm (116.1 inches) and receives 271 rainy days on the 1 mm (0.04 inches) threshold annually.Tres Rios enjoys an average of 3150 hours of sunshine throughout the year, and daylight varies from 11 hours 32 minutes to 12 hours 41 minutes per day.
The warmest months in Tres Rios are May, June and July, with daily mean temperatures ranging from 19 to 19 °C (66 - 67 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 17 to 18 °C (63 - 64 °F) throughout the day. On average each year, Tres Rios experiences 5 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 | 24°C (76°F) | 25°C (78°F) | 25°C (76°F) | 26°C (80°F) | 26°C (79°F) | 26°C (78°F) | 25°C (77°F) | 26°C (79°F) | 25°C (78°F) | 25°C (78°F) | 24°C (75°F) | 24°C (75°F) |
Mean maximum | 23°C (74°F) | 24°C (75°F) | 24°C (76°F) | 25°C (77°F) | 25°C (77°F) | 25°C (77°F) | 25°C (77°F) | 25°C (77°F) | 25°C (77°F) | 24°C (76°F) | 23°C (74°F) | 23°C (74°F) |
Average high | 21°C (70°F) | 22°C (71°F) | 22°C (72°F) | 23°C (74°F) | 23°C (74°F) | 23°C (74°F) | 23°C (73°F) | 23°C (73°F) | 23°C (74°F) | 22°C (73°F) | 22°C (72°F) | 21°C (70°F) |
Daily mean | 17°C (63°F) | 17°C (64°F) | 18°C (64°F) | 19°C (66°F) | 19°C (67°F) | 19°C (67°F) | 19°C (66°F) | 19°C (66°F) | 19°C (66°F) | 19°C (66°F) | 18°C (65°F) | 18°C (64°F) |
Average low | 14°C (58°F) | 14°C (58°F) | 14°C (58°F) | 16°C (60°F) | 17°C (62°F) | 17°C (62°F) | 16°C (62°F) | 16°C (61°F) | 16°C (61°F) | 16°C (61°F) | 16°C (61°F) | 15°C (59°F) |
Mean minimum | 12°C (55°F) | 12°C (54°F) | 13°C (55°F) | 14°C (57°F) | 15°C (60°F) | 16°C (60°F) | 15°C (60°F) | 15°C (59°F) | 15°C (59°F) | 15°C (59°F) | 14°C (58°F) | 13°C (56°F) |
Minimum | 11°C (53°F) | 11°C (52°F) | 11°C (53°F) | 13°C (56°F) | 14°C (58°F) | 15°C (59°F) | 15°C (59°F) | 15°C (59°F) | 14°C (58°F) | 14°C (58°F) | 14°C (57°F) | 12°C (55°F) |
Compare temperature, precipitation, sunshine, UV index in Tres Rios, Cartago, Costa Rica with other places around the world.
Tres Rios usually has the most precipitation in May, September and October, with an average of 29 rainy days and 441 mm (17.3 inches) of precipitation per month.The driest months in Tres Rios are January, February and March. On average, 62 mm (2.4 inches) of precipitation falls during these months.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Average precipitation mm (inches) | 93 (3.7) | 43 (1.7) | 49 (1.9) | 113 (4.4) | 425 (16.7) | 341 (13.4) | 266 (10.5) | 304 (12.0) | 379 (14.9) | 517 (20.4) | 260 (10.3) | 156 (6.1) |
Average precipitation days (≥ 1 mm) | 11 | 12 | 14 | 23 | 29 | 28 | 28 | 28 | 29 | 29 | 24 | 16 |
The sunniest months in Tres Rios are February, March and April, when the sun shines an average of 10 hours 19 minutes a day.Least sunny months in Tres Rios: July, August and October receive an average of 7 hours 30 minutes of sunshine daily.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Mean monthly sunshine hours | 245 | 297 | 329 | 302 | 248 | 244 | 228 | 236 | 249 | 233 | 247 | 288 |
Mean daily daylight hours | 11h 36m | 11h 47m | 12h 3m | 12h 20m | 12h 34m | 12h 41m | 12h 37m | 12h 25m | 12h 9m | 11h 52m | 11h 39m | 11h 32m |
Tres Rios experiences the highest level of ultraviolet (UV) radiation in March, April and October, when the maximum UV index can reach values of 15 - 16, 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 Tres Rios UV Index data.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
UV Index (month maximum) | 12 | 14 | 15 | 16 | 14 | 14 | 14 | 14 | 14 | 15 | 12 | 11 |