| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.78 | 2.57 | 0.21 |
| Feb | 2.28 | 2.26 | 0.02 |
| Mar | 2.90 | 2.88 | 0.02 |
| Apr | 2.57 | 2.60 | -0.03 |
| May | 3.44 | 3.60 | -0.16 |
| Jun | 7.74 | 7.34 | 0.40 |
| Jul | 6.44 | 6.61 | -0.17 |
| Aug | 6.67 | 7.11 | -0.44 |
| Sep | 7.28 | 7.70 | -0.42 |
| Oct | 4.38 | 4.95 | -0.57 |
| Nov | 2.29 | 2.47 | -0.18 |
| Dec | 2.27 | 2.43 | -0.16 |
51.04 | 52.52 | -1.48 |