| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.26 | 2.42 | -0.16 |
| Feb | 2.65 | 2.61 | 0.04 |
| Mar | 3.44 | 3.41 | 0.03 |
| Apr | 3.33 | 3.39 | -0.06 |
| May | 4.51 | 4.56 | -0.05 |
| Jun | 4.00 | 3.81 | 0.19 |
| Jul | 2.17 | 2.23 | -0.06 |
| Aug | 2.39 | 2.22 | 0.17 |
| Sep | 2.95 | 2.99 | -0.04 |
| Oct | 4.55 | 4.34 | 0.21 |
| Nov | 2.77 | 2.80 | -0.03 |
| Dec | 2.80 | 2.96 | -0.16 |
37.82 | 37.74 | 0.08 |