| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.17 | 3.33 | -0.16 |
| Feb | 2.68 | 2.62 | 0.06 |
| Mar | 3.63 | 3.48 | 0.15 |
| Apr | 3.61 | 3.77 | -0.16 |
| May | 4.11 | 4.42 | -0.31 |
| Jun | 4.31 | 4.47 | -0.16 |
| Jul | 4.20 | 4.08 | 0.12 |
| Aug | 3.37 | 3.60 | -0.23 |
| Sep | 3.75 | 3.81 | -0.06 |
| Oct | 2.88 | 2.91 | -0.03 |
| Nov | 2.99 | 3.19 | -0.20 |
| Dec | 3.31 | 3.36 | -0.05 |
42.01 | 43.04 | -1.03 |