| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.40 | 2.20 | 0.20 |
| Feb | 1.89 | 1.83 | 0.06 |
| Mar | 2.78 | 2.77 | 0.01 |
| Apr | 2.62 | 2.73 | -0.11 |
| May | 4.28 | 4.29 | -0.01 |
| Jun | 3.38 | 3.28 | 0.10 |
| Jul | 2.10 | 2.49 | -0.39 |
| Aug | 2.42 | 2.53 | -0.11 |
| Sep | 3.44 | 3.64 | -0.20 |
| Oct | 3.87 | 4.10 | -0.23 |
| Nov | 2.60 | 2.58 | 0.02 |
| Dec | 2.51 | 2.41 | 0.10 |
34.29 | 34.85 | -0.56 |