Lanzhou
Climate and environment

Lanzhou

Section Title: Climate and environment
Table Section Text: None

Climate data for Lanzhou (1971–2000)

Month	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Year

Record high °C (°F)	17.1 (62.8)	21.0 (69.8)	26.0 (78.8)	34.6 (94.3)	34.7 (94.5)	36.8 (98.2)	39.8 (103.6)	37.3 (99.1)	34.4 (93.9)	27.4 (81.3)	20.3 (68.5)	14.0 (57.2)	39.8 (103.6)

Average high °C (°F)	1.7 (35.1)	6.0 (42.8)	12.2 (54.0)	19.6 (67.3)	24.1 (75.4)	27.3 (81.1)	29.3 (84.7)	27.9 (82.2)	22.8 (73.0)	16.7 (62.1)	9.5 (49.1)	2.8 (37.0)	16.7 (62.0)

Daily mean °C (°F)	−5.3 (22.5)	−1.0 (30.2)	5.4 (41.7)	12.1 (53.8)	17.0 (62.6)	20.4 (68.7)	22.4 (72.3)	21.1 (70.0)	16.3 (61.3)	9.8 (49.6)	2.5 (36.5)	−3.9 (25.0)	9.7 (49.5)

Average low °C (°F)	−10.1 (13.8)	−6.0 (21.2)	0.3 (32.5)	6.1 (43.0)	10.7 (51.3)	14.3 (57.7)	16.6 (61.9)	15.7 (60.3)	11.4 (52.5)	5.0 (41.0)	−2.1 (28.2)	−8.3 (17.1)	4.5 (40.0)

Record low °C (°F)	−17.7 (0.1)	−17.6 (0.3)	−11.6 (11.1)	−5.7 (21.7)	−0.1 (31.8)	5.7 (42.3)	9.8 (49.6)	8.6 (47.5)	1.6 (34.9)	−7.1 (19.2)	−12.3 (9.9)	−19.7 (−3.5)	−19.7 (−3.5)

Average precipitation mm (inches)	1.4 (0.06)	2.7 (0.11)	9.2 (0.36)	14.7 (0.58)	33.2 (1.31)	44.0 (1.73)	67.0 (2.64)	73.8 (2.91)	40.7 (1.60)	21.3 (0.84)	2.8 (0.11)	0.9 (0.04)	311.7 (12.29)

Average precipitation days (≥ 0.1 mm)	1.9	2.4	4.5	5.3	7.5	9.4	11.4	11.2	9.9	6.3	1.7	1.0	72.5

Average relative humidity (%)	54	49	48	45	48	54	59	63	66	66	60	58	56

Mean monthly sunshine hours	155.7	179.3	195.4	224.5	245.9	234.7	244.8	241.1	191.5	186.0	174.0	151.2	2,424.1

Percent possible sunshine	51	59	53	57	57	54	55	58	52	53	57	50	55

Source #1: China Meteorological Administration

Source #2: Weather China

Sentence(s)

The mean annual temperature is (49.5 °F).

final_sentence: The mean annual temperature is (49.5 °F).