Peru Climatic Classifications

Code Description Group Number of states/regions States/regions
Bwh Subtropical desert Arid 5 El Callao Lambayeque Lima Piura Tacna
Et Tundra Polar 5 Ancash Apurímac Huancavelica Junín Puno
Af Tropical rainforest Tropical 3 Loreto Madre de Dios San Martín
Bwk Mid-latitude desert Arid 3 Arequipa Ica Moquegua
Aw Tropical wet and dry or savanna Tropical 2 Amazonas Pasco
Bsk Mid-latitude steppe Arid 2 Cajamarca La Libertad
Cfb Marine west coast, warm summer Temperate 2 Cusco Huánuco
Am Tropical monsoon Tropical 1 Ucayali
Bsh Subtropical steppe Arid 1 Tumbes
Cwb Temperate highland tropical climate with dry winters Temperate 1 Ayacucho

Summary: Most regions (5) in Peru lie in the Subtropical desert climate zone (Köppen: Bwh). The mean average of annual temperatures range from a high of 28.4°C (83.12°F) in Ucayali to a low of 7.28°C (45.1°F) in Huancavelica.

Climate Peru: Weather By Month

Month Jan Feb Mar Apr May Jun Jul Aug Sep Nov Oct Dec Year
Record high °C (°F) 31.63(88.93) 32.12(89.82) 32.18(89.92) 31.76(89.17) 32.11(89.8) 32.02(89.64) 32.65(90.77) 34.98(94.96) 36.09(96.96) 34.67(94.41) 33.63(92.53) 31.85(89.33) 36.09(96.96)
Average high °C (°F) 21.14(70.05) 21.21(70.18) 21.44(70.59) 21.36(70.45) 21.06(69.91) 20.38(68.68) 20.11(68.2) 20.79(69.42) 21.15(70.07) 21.12(70.02) 21.34(70.41) 20.75(69.35) 20.99(69.78)
Daily mean °C (°F) 18.08(64.54) 18.25(64.85) 18.38(65.08) 18.09(64.56) 17.61(63.7) 16.7(62.06) 16.3(61.34) 16.95(62.51) 17.63(63.73) 17.78(64.0) 18.08(64.54) 17.77(63.99) 17.63(63.73)
Average low °C (°F) 13.27(55.89) 13.8(56.84) 13.65(56.57) 12.88(55.18) 11.96(53.53) 10.88(51.58) 10.25(50.45) 10.6(51.08) 11.56(52.81) 12.01(53.62) 12.42(54.36) 12.81(55.06) 12.17(53.91)
Record low °C (°F) 2.84(37.11) 3.04(37.47) 2.13(35.83) 0.46(32.83) -0.75(30.65) -1.62(29.08) -1.87(28.63) -1.13(29.97) 1.03(33.85) 2.15(35.87) 2.92(37.26) 3.31(37.96) -1.87(28.63)
Average precipitation mm (inches) 194.09(7.64) 228.72(9.0) 205.46(8.09) 123.82(4.87) 75.68(2.98) 40.18(1.58) 35.37(1.39) 37.07(1.46) 70.84(2.79) 128.39(5.05) 135.04(5.32) 183.82(7.24) 121.54(4.79)
Average precipitation days (≥ 1.0 mm) 19.66 20.07 19.96 15.09 10.95 7.02 6.27 6.64 10.73 14.77 14.73 17.41 13.61
Average relative humidity (%) 76.82 78.57 78.24 76.27 72.95 70.87 68.21 65.67 67.2 69.52 71.12 75.19 72.55
Mean monthly sunshine hours 11.65 10.98 10.69 10.28 9.59 9.25 9.48 10.4 11.19 11.61 11.92 12.04 10.76

Peru Climate Graph

Peru’s Cities by Temperature

Peru’s states/regions ranking by average yearly temperature:

Ucayali
28.4°C | 83.12°F
Loreto
27.42°C | 81.36°F
Madre de Dios
26.69°C | 80.04°F
San Martín
26.5°C | 79.7°F
Piura
25.92°C | 78.66°F
Tumbes
24.63°C | 76.33°F
Pasco
22.72°C | 72.9°F
Lambayeque
21.74°C | 71.13°F
Amazonas
21.61°C | 70.9°F
El Callao
21.28°C | 70.3°F
Lima
20.82°C | 69.48°F
Ica
20.11°C | 68.2°F
Tacna
17.88°C | 64.18°F
Moquegua
16.14°C | 61.05°F
Arequipa
15.28°C | 59.5°F
La Libertad
12.8°C | 55.04°F
Cajamarca
12.13°C | 53.83°F
Apurímac
11.29°C | 52.32°F
Cusco
10.86°C | 51.55°F
Huánuco
10.74°C | 51.33°F
Ayacucho
10.68°C | 51.22°F
Puno
10.01°C | 50.02°F
Ancash
9.33°C | 48.79°F
Junín
8.59°C | 47.46°F
Huancavelica
7.28°C | 45.1°F

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