| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.01 | 4.11 | -0.10 |
| Feb | 3.56 | 3.85 | -0.29 |
| Mar | 3.75 | 3.84 | -0.09 |
| Apr | 3.50 | 3.51 | -0.01 |
| May | 4.30 | 4.30 | 0.00 |
| Jun | 5.30 | 5.16 | 0.14 |
| Jul | 6.44 | 6.59 | -0.15 |
| Aug | 7.14 | 7.39 | -0.25 |
| Sep | 7.58 | 7.85 | -0.27 |
| Oct | 4.15 | 4.57 | -0.42 |
| Nov | 3.66 | 3.90 | -0.24 |
| Dec | 3.93 | 3.99 | -0.06 |
57.32 | 59.06 | -1.74 |