Last updated: May 6, 2024
Under the Köppen–Geiger climate classification Union features a humid subtropical climate (Cfa).Temperatures typically range between 18 °C (65 °F) and 28 °C (82 °F) through the year, but rarely can drop to 0 °C (33 °F) or can rise to as high as 41 °C (106 °F).The average annual precipitation amounts to about 1344 mm (52.9 inches) and receives 111 rainy days on the 1 mm (0.04 inches) threshold annually.Union enjoys an average of 3470 hours of sunshine throughout the year, and daylight varies from 10 hours 36 minutes to 13 hours 38 minutes per day.
The warmest months in Union are January, February and December, with daily mean temperatures ranging from 27 to 28 °C (81 - 82 °F) throughout the day. The coldest temperatures usually occur in May, June and July, when daily mean temperatures range from 18 to 20 °C (65 - 69 °F) throughout the day. On average each year, Union experiences 264 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 | 41°C (106°F) | 39°C (102°F) | 39°C (102°F) | 36°C (96°F) | 35°C (95°F) | 32°C (90°F) | 34°C (93°F) | 38°C (101°F) | 41°C (106°F) | 41°C (106°F) | 39°C (102°F) | 39°C (103°F) |
Mean maximum | 37°C (99°F) | 37°C (99°F) | 37°C (98°F) | 34°C (94°F) | 32°C (90°F) | 29°C (84°F) | 33°C (91°F) | 37°C (99°F) | 39°C (103°F) | 39°C (102°F) | 37°C (99°F) | 37°C (99°F) |
Average high | 33°C (91°F) | 32°C (91°F) | 32°C (89°F) | 29°C (84°F) | 26°C (78°F) | 24°C (75°F) | 25°C (77°F) | 27°C (81°F) | 30°C (87°F) | 31°C (87°F) | 32°C (89°F) | 33°C (91°F) |
Daily mean | 28°C (82°F) | 27°C (81°F) | 26°C (79°F) | 23°C (74°F) | 20°C (69°F) | 19°C (66°F) | 18°C (65°F) | 20°C (69°F) | 24°C (75°F) | 25°C (77°F) | 26°C (79°F) | 27°C (81°F) |
Average low | 23°C (74°F) | 22°C (72°F) | 21°C (71°F) | 19°C (67°F) | 16°C (61°F) | 15°C (59°F) | 13°C (56°F) | 15°C (59°F) | 18°C (65°F) | 20°C (68°F) | 21°C (70°F) | 22°C (72°F) |
Mean minimum | 19°C (67°F) | 17°C (63°F) | 16°C (61°F) | 13°C (55°F) | 9°C (48°F) | 6°C (43°F) | 3°C (37°F) | 6°C (42°F) | 11°C (52°F) | 14°C (58°F) | 17°C (62°F) | 17°C (63°F) |
Minimum | 16°C (62°F) | 15°C (59°F) | 13°C (56°F) | 9°C (49°F) | 6°C (42°F) | 2°C (35°F) | 0°C (33°F) | 3°C (37°F) | 10°C (50°F) | 11°C (52°F) | 15°C (60°F) | 15°C (59°F) |
Compare temperature, precipitation, sunshine, UV index in Union, San Pedro, Paraguay with other places around the world.
Union usually has the most precipitation in January, October and December, with an average of 12 rainy days and 162 mm (6.4 inches) of precipitation per month.The driest months in Union are July, August and September. On average, 57 mm (2.3 inches) of precipitation falls during these months.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Average precipitation mm (inches) | 142 (5.6) | 102 (4.0) | 102 (4.0) | 137 (5.4) | 120 (4.7) | 88 (3.5) | 36 (1.4) | 66 (2.6) | 70 (2.8) | 194 (7.6) | 136 (5.4) | 150 (5.9) |
Average precipitation days (≥ 1 mm) | 13 | 11 | 11 | 8 | 11 | 9 | 4 | 5 | 6 | 12 | 10 | 11 |
The sunniest months in Union are March, November and December, when the sun shines an average of 10 hours 43 minutes a day.Least sunny months in Union: January, May and June receive an average of 8 hours 14 minutes of sunshine daily.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Mean monthly sunshine hours | 271 | 307 | 309 | 289 | 252 | 233 | 278 | 281 | 275 | 293 | 319 | 356 |
Mean daily daylight hours | 13h 27m | 12h 54m | 12h 11m | 11h 28m | 10h 53m | 10h 36m | 10h 45m | 11h 16m | 11h 57m | 12h 40m | 13h 18m | 13h 38m |
Union experiences the highest level of ultraviolet (UV) radiation in January, November and December, when the maximum UV index can reach values of 14 - 15, which corresponds to the Extreme category of sun exposure.May, June and July are in the High exposure category. In these months, the maximum values of the UV index do not exceed 7. For more detailed information, check out our hourly Union UV Index data.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
UV Index (month maximum) | 15 | 14 | 13 | 11 | 7 | 6 | 7 | 8 | 10 | 13 | 14 | 15 |