| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.75 | 2.85 | -0.10 |
| Feb | 2.31 | 2.38 | -0.07 |
| Mar | 3.13 | 3.14 | -0.01 |
| Apr | 4.28 | 4.40 | -0.12 |
| May | 4.64 | 4.56 | 0.08 |
| Jun | 4.93 | 4.94 | -0.01 |
| Jul | 4.53 | 4.28 | 0.25 |
| Aug | 3.49 | 3.24 | 0.25 |
| Sep | 3.16 | 3.20 | -0.04 |
| Oct | 3.34 | 3.22 | 0.12 |
| Nov | 3.42 | 3.44 | -0.02 |
| Dec | 2.78 | 2.84 | -0.06 |
42.76 | 42.49 | 0.27 |