Bắc Yên district

Bắc Yên is a rural district of Sơn La province in the Northwest region of Vietnam. As of 2003, the district had a population of 48,877.^[1] The district covers an area of 1,085 km². The district capital lies at Bắc Yên.^[1]

Bắc Yên district Huyện Bắc Yên
District
Panoramic view of Ban Phuc
Country	Vietnam
Region	Northwest
Province	Sơn La
Capital	Bắc Yên
Area
• Total	419 sq mi (1,085 km2)
Population  (2003)
• Total	48,877
Time zone	UTC+7 (UTC + 7)

Climate

Climate data for Bắc Yên
Month	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Year
Mean daily maximum °C (°F)	18.9 (66.0)	21.2 (70.2)	24.7 (76.5)	28.6 (83.5)	30.0 (86.0)	30.0 (86.0)	29.6 (85.3)	29.3 (84.7)	28.2 (82.8)	26.0 (78.8)	23.2 (73.8)	20.1 (68.2)	25.8 (78.4)
Daily mean °C (°F)	14.2 (57.6)	15.8 (60.4)	19.0 (66.2)	22.6 (72.7)	24.6 (76.3)	25.4 (77.7)	25.1 (77.2)	24.7 (76.5)	23.7 (74.7)	21.6 (70.9)	18.4 (65.1)	15.1 (59.2)	20.9 (69.6)
Mean daily minimum °C (°F)	11.6 (52.9)	13.0 (55.4)	15.9 (60.6)	19.1 (66.4)	21.4 (70.5)	22.6 (72.7)	22.4 (72.3)	22.1 (71.8)	21.0 (69.8)	18.7 (65.7)	15.5 (59.9)	12.2 (54.0)	18.0 (64.4)
Average rainfall mm (inches)	30.4 (1.20)	22.6 (0.89)	49.7 (1.96)	111.1 (4.37)	196.6 (7.74)	241.5 (9.51)	264.2 (10.40)	271.3 (10.68)	167.9 (6.61)	76.4 (3.01)	30.9 (1.22)	22.3 (0.88)	1,481.9 (58.34)
Average rainy days	5.8	5.2	7.0	12.2	16.5	17.2	19.8	19.5	13.0	9.8	5.9	3.9	135.2
Average relative humidity (%)	83.1	81.2	79.6	79.1	78.8	82.3	84.7	85.7	84.1	82.2	80.3	79.1	81.7
Mean monthly sunshine hours	125.1	129.1	151.0	179.7	195.8	157.7	162.5	160.6	161.6	156.1	150.0	154.2	1,882.4
Source: Vietnam Institute for Building Science and Technology[2]