Mường Lay

Mường Lay is a town of Điện Biên Province in the Northwest region of Vietnam.

Mường Lay
District-level town (Class-4)
Mường Lay Town Thị xã Mường Lay
Location in northern Vietnam
Mường Lay Location in Vietnam
Coordinates: 22°4′4″N 103°9′2″E
Country	Vietnam
Region	Northwest
Province	Điện Biên
Established	8 October 1971
Area
• District-level town (Class-4)	114.035 km2 (44.029 sq mi)
• Urban	52.41 km2 (20.24 sq mi)
Population  (2018)
• District-level town (Class-4)	20,450
• Density	180/km2 (470/sq mi)
• Urban	13,190
• Urban density	251.7/km2 (651.8/sq mi)
Time zone	UTC+7 (UTC + 7)
Climate	Cwa

Mường Lay

Geography

Administrative divisions

Muong Cha has 3 administrative units, including two wards (phường) and one commune (xã):

• Sông Đà (ward)
• Na Lay (ward)
• Lay Nưa (commune)

Climate

Climate data for Lai Châu station, Mường Lay elevation 243 m (797 ft)
Month	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Year
Record high °C (°F)	34.3 (93.7)	38.0 (100.4)	39.6 (103.3)	41.9 (107.4)	42.5 (108.5)	39.8 (103.6)	39.8 (103.6)	38.9 (102.0)	37.0 (98.6)	36.4 (97.5)	34.3 (93.7)	32.9 (91.2)	42.5 (108.5)
Mean daily maximum °C (°F)	23.4 (74.1)	26.2 (79.2)	29.9 (85.8)	32.5 (90.5)	32.8 (91.0)	31.8 (89.2)	31.4 (88.5)	32.1 (89.8)	32.0 (89.6)	30.0 (86.0)	26.6 (79.9)	23.6 (74.5)	29.4 (84.9)
Daily mean °C (°F)	17.2 (63.0)	18.9 (66.0)	22.1 (71.8)	24.9 (76.8)	26.4 (79.5)	26.7 (80.1)	26.5 (79.7)	26.7 (80.1)	26.1 (79.0)	24.0 (75.2)	20.6 (69.1)	17.5 (63.5)	23.1 (73.6)
Mean daily minimum °C (°F)	13.8 (56.8)	14.7 (58.5)	17.2 (63.0)	20.3 (68.5)	22.5 (72.5)	23.9 (75.0)	23.9 (75.0)	23.8 (74.8)	22.8 (73.0)	20.5 (68.9)	17.4 (63.3)	14.2 (57.6)	19.6 (67.3)
Record low °C (°F)	3.4 (38.1)	7.1 (44.8)	8.1 (46.6)	12.9 (55.2)	14.1 (57.4)	18.2 (64.8)	20.1 (68.2)	19.1 (66.4)	16.4 (61.5)	10.0 (50.0)	7.5 (45.5)	3.6 (38.5)	3.4 (38.1)
Average rainfall mm (inches)	31.4 (1.24)	33.2 (1.31)	62.3 (2.45)	137.7 (5.42)	276.8 (10.90)	426.7 (16.80)	478.7 (18.85)	363.5 (14.31)	150.8 (5.94)	86.1 (3.39)	52.4 (2.06)	27.2 (1.07)	2,126.6 (83.72)
Average rainy days	5.1	4.8	7.5	13.0	19.4	23.7	25.2	21.6	13.0	9.4	6.7	5.3	154.8
Average relative humidity (%)	80.6	76.4	74.5	76.5	79.9	85.3	87.0	86.0	84.0	83.8	83.8	83.1	81.7
Mean monthly sunshine hours	129.4	148.2	179.3	198.2	178.1	118.0	123.3	152.2	162.7	151.6	140.7	131.1	1,823.6
Source: Vietnam Institute for Building Science and Technology[1]