Last updated: May 6, 2024
Under the Köppen–Geiger climate classification Formosa features a tropical savanna climate (Aw).Temperatures typically range between 20 °C (69 °F) and 26 °C (79 °F) through the year, but rarely can drop to 7 °C (44 °F) or can rise to as high as 38 °C (100 °F).The average annual precipitation amounts to about 1087 mm (42.8 inches) and receives 115 rainy days on the 1 mm (0.04 inches) threshold annually.Formosa enjoys an average of 3681 hours of sunshine throughout the year, and daylight varies from 11 hours 12 minutes to 13 hours 1 minutes per day.
The warmest months in Formosa are January, September and October, with daily mean temperatures ranging from 24 to 26 °C (76 - 79 °F) throughout the day. The coldest temperatures usually occur in May, June and July, when daily mean temperatures range from 20 to 22 °C (69 - 72 °F) throughout the day. On average each year, Formosa experiences 300 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 (93°F) | 34°C (94°F) | 33°C (92°F) | 32°C (89°F) | 31°C (89°F) | 30°C (87°F) | 32°C (89°F) | 33°C (92°F) | 37°C (98°F) | 38°C (100°F) | 36°C (97°F) | 33°C (92°F) |
Mean maximum | 33°C (92°F) | 31°C (89°F) | 32°C (89°F) | 31°C (88°F) | 30°C (87°F) | 30°C (85°F) | 30°C (86°F) | 32°C (90°F) | 36°C (96°F) | 36°C (98°F) | 33°C (91°F) | 32°C (90°F) |
Average high | 29°C (84°F) | 28°C (83°F) | 29°C (84°F) | 28°C (83°F) | 28°C (82°F) | 27°C (81°F) | 27°C (80°F) | 29°C (84°F) | 32°C (89°F) | 32°C (89°F) | 28°C (83°F) | 28°C (83°F) |
Daily mean | 24°C (76°F) | 23°C (74°F) | 24°C (75°F) | 23°C (74°F) | 22°C (72°F) | 21°C (70°F) | 20°C (69°F) | 23°C (73°F) | 25°C (77°F) | 26°C (79°F) | 24°C (75°F) | 24°C (75°F) |
Average low | 20°C (68°F) | 20°C (68°F) | 20°C (67°F) | 19°C (66°F) | 17°C (63°F) | 16°C (61°F) | 14°C (58°F) | 17°C (62°F) | 19°C (66°F) | 21°C (69°F) | 20°C (68°F) | 20°C (68°F) |
Mean minimum | 18°C (64°F) | 18°C (65°F) | 18°C (64°F) | 17°C (62°F) | 13°C (56°F) | 13°C (56°F) | 12°C (53°F) | 14°C (57°F) | 15°C (60°F) | 18°C (65°F) | 18°C (64°F) | 18°C (65°F) |
Minimum | 16°C (62°F) | 18°C (65°F) | 17°C (62°F) | 15°C (60°F) | 7°C (44°F) | 11°C (53°F) | 11°C (52°F) | 12°C (54°F) | 14°C (57°F) | 16°C (61°F) | 17°C (63°F) | 17°C (64°F) |
Compare temperature, precipitation, sunshine, UV index in Formosa, Goiás, Brazil with other places around the world.
Formosa usually has the most precipitation in February, March and December, with an average of 18 rainy days and 214 mm (8.4 inches) of precipitation per month.The driest months in Formosa are June, July and August. On average, 1 mm (0.1 inches) of precipitation falls during these months.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Average precipitation mm (inches) | 98 (3.8) | 216 (8.5) | 175 (6.9) | 78 (3.1) | 17 (0.7) | 1 (0.0) | 0 (0.0) | 4 (0.1) | 5 (0.2) | 71 (2.8) | 174 (6.8) | 250 (9.8) |
Average precipitation days (≥ 1 mm) | 12 | 20 | 16 | 12 | 3 | 0 | 0 | 0 | 1 | 11 | 22 | 18 |
The sunniest months in Formosa are July, August and September, when the sun shines an average of 10 hours 47 minutes a day.Least sunny months in Formosa: January, February and November receive an average of 9 hours 7 minutes of sunshine daily.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Mean monthly sunshine hours | 270 | 271 | 305 | 303 | 321 | 314 | 330 | 332 | 331 | 324 | 277 | 298 |
Mean daily daylight hours | 12h 55m | 12h 34m | 12h 9m | 11h 43m | 11h 22m | 11h 12m | 11h 17m | 11h 35m | 12h 0m | 12h 26m | 12h 49m | 13h 1m |
Formosa experiences the highest level of ultraviolet (UV) radiation in January, November and December, when the maximum UV index can reach values of 16 - 17, which corresponds to the Extreme category of sun exposure.May, June and July 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 Formosa UV Index data.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
UV Index (month maximum) | 16 | 16 | 15 | 13 | 11 | 9 | 10 | 12 | 14 | 15 | 16 | 17 |