Average Temperatures for Campbell Hill
| Month | Hi | Low |
| January | 32 | 15 |
| February | 37 | 19 |
| March | 48 | 28 |
| April | 60 | 38 |
| May | 71 | 50 |
| June | 79 | 58 |
| July | 83 | 62 |
| August | 81 | 60 |
| September | 75 | 53 |
| October | 63 | 42 |
| November | 49 | 32 |
| December | 38 | 22 |
Other Weather data
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
| Days with precip. | 13 | 11 | 13 | 13 | 12 | 11 | 10 | 9 | 8 | 9 | 11 | 12 |
| Wind speed (mph) | 11.1 | 10.9 | 11.3 | 10.9 | 9.3 | 8.4 | 7.5 | 7.1 | 7.7 | 8.7 | 10.5 | 10.7 |
| Morning humidity (%) | 79 | 79 | 78 | 77 | 78 | 80 | 83 | 87 | 87 | 83 | 81 | 81 |
| Afternoon humidity (%) | 70 | 66 | 60 | 55 | 55 | 55 | 56 | 57 | 57 | 57 | 65 | 71 |
| Sunshine (%) | 39 | 44 | 47 | 52 | 58 | 65 | 65 | 65 | 64 | 58 | 39 | 35 |
| Days clear of clouds | 5 | 5 | 5 | 5 | 6 | 6 | 7 | 8 | 9 | 10 | 5 | 4 |
| Partly cloudy days | 6 | 6 | 7 | 7 | 9 | 10 | 12 | 12 | 9 | 8 | 7 | 6 |
| Cloudy days | 20 | 17 | 19 | 17 | 16 | 13 | 11 | 11 | 12 | 13 | 18 | 21 |
| Snowfall (in) | 8.7 | 6.1 | 5.0 | 0.8 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.2 | 2.2 | 5.5 |