| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.36 | 2.34 | 0.02 |
| Feb | 2.11 | 2.14 | -0.03 |
| Mar | 3.15 | 3.06 | 0.09 |
| Apr | 4.38 | 4.27 | 0.11 |
| May | 4.84 | 4.99 | -0.15 |
| Jun | 4.38 | 4.65 | -0.27 |
| Jul | 4.01 | 3.89 | 0.12 |
| Aug | 3.55 | 3.32 | 0.23 |
| Sep | 3.42 | 3.47 | -0.05 |
| Oct | 3.13 | 3.30 | -0.17 |
| Nov | 3.25 | 3.30 | -0.05 |
| Dec | 2.44 | 2.42 | 0.02 |
41.02 | 41.15 | -0.13 |