| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.00 | 3.16 | -0.16 |
| Feb | 2.44 | 2.54 | -0.10 |
| Mar | 3.60 | 3.70 | -0.10 |
| Apr | 3.64 | 3.79 | -0.15 |
| May | 4.17 | 4.10 | 0.07 |
| Jun | 3.97 | 3.94 | 0.03 |
| Jul | 4.05 | 3.71 | 0.34 |
| Aug | 3.52 | 3.55 | -0.03 |
| Sep | 4.54 | 4.43 | 0.11 |
| Oct | 3.49 | 3.53 | -0.04 |
| Nov | 3.09 | 3.13 | -0.04 |
| Dec | 3.53 | 3.58 | -0.05 |
43.04 | 43.16 | -0.12 |