| Jul | Aug | Sep | Oct | Nov | Dec | Jan | Feb | Mar | Apr | May | Jun | Annual | |||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Average Max Temperature °C ( °F) | 19.3 (66.7) | 19.8 (67.6) | 20 (68) | 20.4 (68.7) | 20.8 (69.4) | 20.7 (69.3) | 20.1 (68.2) | 19.7 (67.5) | 19.7 (67.5) | 19.9 (67.8) | 20.1 (68.2) | 19.6 (67.3) | 20 (68) | ||
| Average Temperature °C ( °F) | 13.6 (56.4) | 13.9 (56.9) | 14.4 (57.8) | 15 (59) | 15.1 (59.2) | 15.1 (59.2) | 14.9 (58.8) | 14.8 (58.6) | 14.9 (58.7) | 14.9 (58.8) | 14.8 (58.6) | 14.1 (57.4) | 14.6 (58.3) | ||
| Average Min Temperature °C ( °F) | 7.8 (46) | 7.9 (46.2) | 8.7 (47.7) | 9.6 (49.3) | 9.4 (48.9) | 9.5 (49.1) | 9.7 (49.5) | 9.9 (49.8) | 10 (50) | 9.9 (49.8) | 9.5 (49.1) | 8.6 (47.5) | 9.2 (48.6) |
