| Caribou ME Normals based on NWS Observations 1961-1990 | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Year |
| Temperature Normals | |||||||||||||
| Daily Maximum | 19.4 | 23.7 | 34.3 | 46.7 | 61.7 | 71.9 | 76.5 | 73.6 | 64.0 | 52.0 | 37.6 | 24.0 | 48.7 |
| Daily Minimum | -1.6 | 0.7 | 14.9 | 29.0 | 40.1 | 49.1 | 54.5 | 52.1 | 43.2 | 34.4 | 23.7 | 5.5 | 28.8 |
| Monthly | 8.9 | 11.9 | 24.6 | 37.9 | 50.9 | 60.5 | 65.5 | 62.8 | 53.7 | 43.2 | 30.7 | 14.8 | 38.8 |
| Degree Day Normals | |||||||||||||
| Heating (base 65f) | 1739 | 1487 | 1252 | 813 | 437 | 143 | 61 | 115 | 343 | 676 | 1029 | 1556 | 9651 |
| Cooling (base 65f) | 0 | 0 | 0 | 0 | 0 | 8 | 76 | 47 | 0 | 0 | 0 | 0 | 131 |
| Precipitation normals (water equivalent) | 2.42 | 1.92 | 2.43 | 2.45 | 3.07 | 2.91 | 4.01 | 4.07 | 3.45 | 3.10 | 3.55 | 3.22 | 36.60 |
| Snowfall | 23.7 | 21.9 | 19.3 | 8.4 | 0.7 | T | T | T | T | 1.6 | 12.0 | 23.1 | 110.7 |
Created 3/97 ES