Last updated: May 6, 2024
Under the Köppen–Geiger climate classification Yen Chau features a humid subtropical climate (Cwa).Temperatures typically range between 16 °C (61 °F) and 27 °C (80 °F) through the year, but rarely can drop to 3 °C (38 °F) or can rise to as high as 38 °C (100 °F).The average annual precipitation amounts to about 1268 mm (49.9 inches) and receives 149 rainy days on the 1 mm (0.04 inches) threshold annually.Yen Chau enjoys an average of 3076 hours of sunshine throughout the year, and daylight varies from 10 hours 51 minutes to 13 hours 22 minutes per day.
The warmest months in Yen Chau are June, July and August, with daily mean temperatures ranging from 25 to 27 °C (78 - 80 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 16 to 17 °C (61 - 63 °F) throughout the day. On average each year, Yen Chau experiences 228 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 | 31°C (88°F) | 33°C (93°F) | 34°C (94°F) | 37°C (98°F) | 38°C (100°F) | 37°C (98°F) | 35°C (96°F) | 33°C (93°F) | 35°C (95°F) | 33°C (91°F) | 32°C (89°F) | 30°C (86°F) |
Mean maximum | 28°C (83°F) | 31°C (88°F) | 34°C (93°F) | 35°C (95°F) | 35°C (95°F) | 34°C (94°F) | 34°C (93°F) | 33°C (92°F) | 33°C (92°F) | 32°C (89°F) | 30°C (87°F) | 28°C (82°F) |
Average high | 21°C (70°F) | 23°C (73°F) | 27°C (81°F) | 29°C (84°F) | 31°C (88°F) | 31°C (88°F) | 30°C (86°F) | 30°C (85°F) | 30°C (86°F) | 26°C (80°F) | 24°C (76°F) | 21°C (70°F) |
Daily mean | 16°C (61°F) | 17°C (63°F) | 21°C (70°F) | 23°C (73°F) | 25°C (78°F) | 27°C (80°F) | 26°C (79°F) | 25°C (78°F) | 25°C (77°F) | 22°C (72°F) | 20°C (68°F) | 16°C (61°F) |
Average low | 13°C (55°F) | 13°C (55°F) | 17°C (62°F) | 18°C (65°F) | 21°C (71°F) | 23°C (75°F) | 23°C (74°F) | 23°C (73°F) | 22°C (72°F) | 19°C (67°F) | 16°C (61°F) | 12°C (53°F) |
Mean minimum | 7°C (45°F) | 9°C (48°F) | 13°C (55°F) | 14°C (57°F) | 18°C (65°F) | 22°C (71°F) | 22°C (71°F) | 21°C (70°F) | 19°C (67°F) | 14°C (58°F) | 11°C (53°F) | 6°C (43°F) |
Minimum | 4°C (40°F) | 6°C (43°F) | 11°C (52°F) | 10°C (51°F) | 16°C (61°F) | 21°C (70°F) | 21°C (70°F) | 20°C (69°F) | 17°C (64°F) | 13°C (56°F) | 10°C (51°F) | 3°C (38°F) |
Compare temperature, precipitation, sunshine, UV index in Yen Chau, Sơn La, Vietnam with other places around the world.
Yen Chau usually has the most precipitation in June, July and August, with an average of 21 rainy days and 221 mm (8.7 inches) of precipitation per month.The driest months in Yen Chau are February, November and December. On average, 20 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) | 28 (1.1) | 19 (0.7) | 63 (2.5) | 95 (3.7) | 116 (4.6) | 147 (5.8) | 232 (9.1) | 283 (11.1) | 119 (4.7) | 125 (4.9) | 21 (0.8) | 20 (0.8) |
Average precipitation days (≥ 1 mm) | 4 | 3 | 9 | 14 | 16 | 20 | 21 | 23 | 18 | 13 | 5 | 3 |
The sunniest months in Yen Chau are May, June and July, when the sun shines an average of 9 hours 20 minutes a day.Least sunny months in Yen Chau: January, February and April receive an average of 7 hours 18 minutes of sunshine daily.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Mean monthly sunshine hours | 180 | 235 | 268 | 241 | 299 | 279 | 280 | 271 | 273 | 246 | 251 | 247 |
Mean daily daylight hours | 10h 59m | 11h 26m | 12h 1m | 12h 37m | 13h 7m | 13h 22m | 13h 15m | 12h 48m | 12h 14m | 11h 38m | 11h 7m | 10h 51m |
Yen Chau experiences the highest level of ultraviolet (UV) radiation in July, August and September, when the maximum UV index can reach values of 14 - 15, which corresponds to the Extreme category of sun exposure.January, February 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 Yen Chau UV Index data.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
UV Index (month maximum) | 8 | 10 | 13 | 13 | 14 | 14 | 15 | 14 | 14 | 12 | 10 | 8 |