| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.85 | 0.84 | 0.01 |
| Feb | 1.20 | 1.20 | 0.00 |
| Mar | 2.18 | 2.28 | -0.10 |
| Apr | 2.69 | 2.88 | -0.19 |
| May | 4.94 | 5.26 | -0.32 |
| Jun | 4.43 | 4.33 | 0.10 |
| Jul | 4.01 | 4.02 | -0.01 |
| Aug | 3.65 | 3.57 | 0.08 |
| Sep | 2.79 | 2.78 | 0.01 |
| Oct | 2.42 | 2.41 | 0.01 |
| Nov | 1.44 | 1.48 | -0.04 |
| Dec | 1.23 | 1.21 | 0.02 |
31.83 | 32.26 | -0.43 |