Last updated: May 6, 2024
Under the Köppen–Geiger climate classification San Jose features a tropical monsoon climate (Am).Temperatures typically range between 24 °C (75 °F) and 30 °C (87 °F) through the year, but rarely can drop to 13 °C (55 °F) or can rise to as high as 44 °C (112 °F).The average annual precipitation amounts to about 1248 mm (49.1 inches) and receives 162 rainy days on the 1 mm (0.04 inches) threshold annually.San Jose enjoys an average of 3347 hours of sunshine throughout the year, and daylight varies from 11 hours 7 minutes to 13 hours 6 minutes per day.
The warmest months in San Jose are April, May and August, with daily mean temperatures ranging from 28 to 30 °C (84 - 87 °F) throughout the day. The coldest temperatures usually occur in January, November and December, when daily mean temperatures range from 24 to 25 °C (75 - 77 °F) throughout the day. On average each year, San Jose experiences 322 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 | 36°C (97°F) | 41°C (106°F) | 41°C (106°F) | 44°C (111°F) | 44°C (112°F) | 40°C (105°F) | 39°C (102°F) | 41°C (106°F) | 38°C (101°F) | 37°C (99°F) | 35°C (95°F) | 36°C (97°F) |
Mean maximum | 35°C (95°F) | 37°C (99°F) | 39°C (103°F) | 42°C (108°F) | 43°C (109°F) | 37°C (100°F) | 38°C (100°F) | 38°C (100°F) | 36°C (98°F) | 35°C (96°F) | 33°C (92°F) | 34°C (93°F) |
Average high | 29°C (85°F) | 33°C (91°F) | 35°C (95°F) | 38°C (101°F) | 38°C (100°F) | 34°C (94°F) | 35°C (94°F) | 35°C (95°F) | 34°C (93°F) | 32°C (89°F) | 30°C (86°F) | 29°C (85°F) |
Daily mean | 24°C (75°F) | 26°C (79°F) | 28°C (82°F) | 30°C (87°F) | 30°C (87°F) | 28°C (83°F) | 28°C (83°F) | 28°C (84°F) | 28°C (82°F) | 27°C (80°F) | 25°C (77°F) | 24°C (76°F) |
Average low | 19°C (67°F) | 20°C (69°F) | 21°C (70°F) | 23°C (74°F) | 25°C (77°F) | 24°C (76°F) | 24°C (75°F) | 24°C (75°F) | 24°C (75°F) | 23°C (74°F) | 21°C (70°F) | 20°C (68°F) |
Mean minimum | 15°C (59°F) | 16°C (60°F) | 17°C (64°F) | 19°C (67°F) | 22°C (73°F) | 23°C (73°F) | 22°C (72°F) | 22°C (72°F) | 22°C (73°F) | 21°C (69°F) | 17°C (63°F) | 15°C (59°F) |
Minimum | 13°C (56°F) | 13°C (55°F) | 17°C (62°F) | 17°C (62°F) | 21°C (70°F) | 22°C (72°F) | 22°C (71°F) | 22°C (71°F) | 22°C (72°F) | 19°C (66°F) | 16°C (61°F) | 14°C (57°F) |
Compare temperature, precipitation, sunshine, UV index in San Jose, Petén, Guatemala with other places around the world.
San Jose usually has the most precipitation in June, September and October, with an average of 23 rainy days and 219 mm (8.6 inches) of precipitation per month.The driest months in San Jose are February, March and April. On average, 21 mm (0.8 inches) of precipitation falls during these months.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Average precipitation mm (inches) | 29 (1.1) | 12 (0.5) | 28 (1.1) | 24 (0.9) | 101 (4.0) | 254 (10.0) | 119 (4.7) | 142 (5.6) | 219 (8.6) | 184 (7.2) | 88 (3.5) | 48 (1.9) |
Average precipitation days (≥ 1 mm) | 6 | 3 | 3 | 4 | 12 | 24 | 20 | 22 | 25 | 22 | 13 | 8 |
The sunniest months in San Jose are May, July and August, when the sun shines an average of 10 hours 12 minutes a day.Least sunny months in San Jose: January, February and November receive an average of 7 hours 55 minutes of sunshine daily.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Mean monthly sunshine hours | 206 | 255 | 298 | 307 | 318 | 275 | 316 | 313 | 283 | 263 | 250 | 257 |
Mean daily daylight hours | 11h 13m | 11h 35m | 12h 2m | 12h 31m | 12h 55m | 13h 6m | 13h 0m | 12h 39m | 12h 11m | 11h 43m | 11h 19m | 11h 7m |
San Jose experiences the highest level of ultraviolet (UV) radiation in April, August and September, when the maximum UV index can reach values of 13 - 14, which corresponds to the Extreme category of sun exposure.January, November and December are in the Very High exposure category. In these months, the maximum values of the UV index do not exceed 10. For more detailed information, check out our hourly San Jose UV Index data.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
UV Index (month maximum) | 9 | 11 | 13 | 14 | 13 | 13 | 13 | 13 | 13 | 12 | 10 | 8 |