Lai An

}}
|settlement_type =Huyện
|subdivision_type = Quốc gia
|subdivision_name = Trung Quốc
|subdivision_type1 = Tỉnh
|subdivision_name1 = An Huy
|subdivision_type2 = Địa cấp thị
|subdivision_name2 = Trừ Châu
|area_total_km2 = 1481
|population_as_of = 2019
|population_total =452000
|timezone = CST
|utc_offset = +8
|postal_code_type = Mã bưu chính
|postal_code = 239200
|website =
}}

Lai An (chữ Hán giản thể: 来安县, Hán Việt: Lai An huyện) là một huyện thuộc địa cấp thị Trừ Châu, tỉnh An Huy, Cộng hòa Nhân dân Trung Hoa. Huyện này có diện tích 1481 km2, dân số 480.000 người, mã số bưu chính 239200. Huyện lỵ ở trấn Tân An. Về mặt hành chính, huyện Lai An được chia thành 8 trấn, 4 hương.
Trấn: Tân An, Bán Tháp, Thủy Khẩu, Xá Hà, Thi Quan, Lôi Quan, Vũ Sơn, Đại Anh.
Hương: Dương Dĩnh, Tam Thành, Trương Sơn, Độc Sơn.

Khí hậu
, (1991–2020 normals, extremes 1981–2010)
|Jan high C = 6.8
|Feb high C = 9.6
|Mar high C = 14.8
|Apr high C = 21.3
|May high C = 26.5
|Jun high C = 29.2
|Jul high C = 32.0
|Aug high C = 31.5
|Sep high C = 27.6
|Oct high C = 22.6
|Nov high C = 16.1
|Dec high C = 9.4
|Jan mean C = 2.2
|Feb mean C = 4.8
|Mar mean C = 9.6
|Apr mean C = 15.8
|May mean C = 21.3
|Jun mean C = 24.9
|Jul mean C = 27.9
|Aug mean C = 27.2
|Sep mean C = 22.9
|Oct mean C = 17.3
|Nov mean C = 10.7
|Dec mean C = 4.4
|Jan low C = -1.1
|Feb low C = 1.1
|Mar low C = 5.2
|Apr low C = 11.0
|May low C = 16.6
|Jun low C = 21.2
|Jul low C = 24.7
|Aug low C = 24.1
|Sep low C = 19.3
|Oct low C = 13.2
|Nov low C = 6.6
|Dec low C = 0.7
|Jan record high C = 21.1 |Jan record low C = -10.8
|Feb record high C = 26.9 |Feb record low C = -12.8
|Mar record high C = 28.9 |Mar record low C = -6.2
|Apr record high C = 32.7 |Apr record low C = -1.0
|May record high C = 37.1 |May record low C = 6.2
|Jun record high C = 37.1 |Jun record low C = 12.4
|Jul record high C = 39.3 |Jul record low C = 17.3
|Aug record high C = 38.9 |Aug record low C = 15.4
|Sep record high C = 38.7 |Sep record low C = 10.4
|Oct record high C = 34.1 |Oct record low C = 1.2
|Nov record high C = 28.4 |Nov record low C = -5.8
|Dec record high C = 23.5 |Dec record low C = -15.0
|year high C = |year low C =
|year high F = |year low F =
|precipitation colour = green
|Jan precipitation mm = 41.0
|Feb precipitation mm = 43.8
|Mar precipitation mm = 70.1
|Apr precipitation mm = 69.4
|May precipitation mm = 79.0
|Jun precipitation mm = 157.7
|Jul precipitation mm = 199.2
|Aug precipitation mm = 157.8
|Sep precipitation mm = 71.6
|Oct precipitation mm = 55.3
|Nov precipitation mm = 53.6
|Dec precipitation mm = 30.2
|Jan humidity = 74
|Feb humidity = 73
|Mar humidity = 71
|Apr humidity = 70
|May humidity = 71
|Jun humidity = 78
|Jul humidity = 83
|Aug humidity = 83
|Sep humidity = 80
|Oct humidity = 75
|Nov humidity = 75
|Dec humidity = 74
|unit precipitation days = 0.1 mm
|Jan precipitation days = 8.1
|Feb precipitation days = 8.6
|Mar precipitation days = 9.7
|Apr precipitation days = 8.6
|May precipitation days = 9.4
|Jun precipitation days = 10.3
|Jul precipitation days = 12.6
|Aug precipitation days = 11.9
|Sep precipitation days = 8.2
|Oct precipitation days = 7.4
|Nov precipitation days = 7.7
|Dec precipitation days = 6.5
|year precipitation days =
|Jan sun = 138.0
|Feb sun = 134.3
|Mar sun = 165.9
|Apr sun = 194.1
|May sun = 203.5
|Jun sun = 173.3
|Jul sun = 199.8
|Aug sun = 207.2
|Sep sun = 174.4
|Oct sun = 178.4
|Nov sun = 159.6
|Dec sun = 148.4
|year sun =
| Jan percentsun = 43
| Feb percentsun = 43
| Mar percentsun = 45
| Apr percentsun = 50
| May percentsun = 47
| Jun percentsun = 41
| Jul percentsun = 46
| Aug percentsun = 51
| Sep percentsun = 47
| Oct percentsun = 51
| Nov percentsun = 51
| Dec percentsun = 48
| year percentsun =
|Jan snow days = 4.3
|Feb snow days = 2.8
|Mar snow days = 1.2
|Apr snow days = 0.1
|May snow days = 0
|Jun snow days = 0
|Jul snow days = 0
|Aug snow days = 0
|Sep snow days = 0
|Oct snow days = 0
|Nov snow days = 0.5
|Dec snow days = 1.5
|year snow days =
|source 1 = China Meteorological Administration
}}
Tham khảo