| World Facts Index > Portugal > Geography > Weather > Alvalade |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
| Avg. High | 56 | 58 | 64 | 66 | 74 | 84 | 90 | 90 | 84 | 74 | 64 | 57 |
| Avg. Low | 41 | 42 | 44 | 46 | 50 | 55 | 58 | 58 | 58 | 54 | 47 | 42 |
| Mean | 48 | 51 | 54 | 57 | 62 | 68 | 75 | 75 | 72 | 64 | 55 | 50 |
| Avg. Precip. | 3.3 in | 3.3 in | 2.1 in | 2.4 in | 1.4 in | 0.9 in | 0.1 in | 0.1 in | 0.9 in | 2.6 in | 3.0 in | 3.3 in |
Fahrenheit temperature scale is used.