| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.53 | 2.11 | 0.42 |
| Feb | 2.10 | 1.76 | 0.34 |
| Mar | 2.88 | 2.58 | 0.30 |
| Apr | 2.80 | 2.50 | 0.30 |
| May | 4.41 | 3.98 | 0.43 |
| Jun | 7.98 | 7.24 | 0.74 |
| Jul | 6.29 | 5.84 | 0.45 |
| Aug | 7.49 | 7.45 | 0.04 |
| Sep | 7.01 | 6.33 | 0.68 |
| Oct | 4.49 | 3.87 | 0.62 |
| Nov | 2.61 | 2.11 | 0.50 |
| Dec | 2.24 | 1.71 | 0.53 |
52.83 | 47.48 | 5.35 |