| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.65 | 0.68 | -0.03 |
| Feb | 0.67 | 0.69 | -0.02 |
| Mar | 1.29 | 1.24 | 0.05 |
| Apr | 2.57 | 2.48 | 0.09 |
| May | 3.18 | 3.04 | 0.14 |
| Jun | 3.97 | 3.99 | -0.02 |
| Jul | 3.64 | 3.65 | -0.01 |
| Aug | 2.95 | 3.07 | -0.12 |
| Sep | 2.68 | 2.57 | 0.11 |
| Oct | 2.30 | 2.24 | 0.06 |
| Nov | 1.07 | 1.02 | 0.05 |
| Dec | 0.77 | 0.77 | 0.00 |
25.74 | 25.44 | 0.30 |