Monterrey Climate Climate data for Monterrey (1951–2010, extremes 1929–2000)

| Month_ | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec_ | Year_ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daily mean °C (°F) | 14.4 , (57.9) | 16.6 , (61.9) | 20 , (68) | 23.4 , (74.1) | 26.2 , (79.2) | 27.9 , (82.2) | 28.6 , (83.5) | 28.5 , (83.3) | 26.2 , (79.2) | 22.4 , (72.3) | 18.4 , (65.1) | 15.1 , (59.2) | 22.3 , (72.1) |
| Average low °C (°F) | 8.2 , (46.8) | 10 , (50) | 13.2 , (55.8) | 16.7 , (62.1) | 20.2 , (68.4) | 22 , (72) | 22.3 , (72.1) | 22.5 , (72.5) | 20.9 , (69.6) | 17.2 , (63) | 12.7 , (54.9) | 9.1 , (48.4) | 16.3 , (61.3) |
| Record low °C (°F) | −7 , (19) | −7 , (19) | −1 , (30) | 5 , (41) | 8 , (46) | 11.5 , (52.7) | 11 , (52) | 12.2 , (54) | 2 , (36) | 2 , (36) | −5 , (23) | −7.5 , (18.5) | −7.5 , (18.5) |