| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.22 | 2.19 | 0.03 |
| Feb | 1.83 | 1.94 | -0.11 |
| Mar | 2.68 | 2.63 | 0.05 |
| Apr | 3.94 | 3.77 | 0.17 |
| May | 4.36 | 4.42 | -0.06 |
| Jun | 4.43 | 4.37 | 0.06 |
| Jul | 4.30 | 4.01 | 0.29 |
| Aug | 3.64 | 3.43 | 0.21 |
| Sep | 3.12 | 3.21 | -0.09 |
| Oct | 3.22 | 3.20 | 0.02 |
| Nov | 3.00 | 2.84 | 0.16 |
| Dec | 2.25 | 2.25 | 0.00 |
38.99 | 38.26 | 0.73 |