| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.10 | 2.21 | -0.11 |
| Feb | 1.93 | 1.99 | -0.06 |
| Mar | 2.68 | 2.63 | 0.05 |
| Apr | 3.86 | 3.70 | 0.16 |
| May | 4.47 | 4.35 | 0.12 |
| Jun | 4.23 | 4.24 | -0.01 |
| Jul | 4.12 | 4.37 | -0.25 |
| Aug | 3.28 | 3.40 | -0.12 |
| Sep | 3.11 | 3.18 | -0.07 |
| Oct | 3.33 | 3.21 | 0.12 |
| Nov | 2.88 | 2.81 | 0.07 |
| Dec | 2.20 | 2.27 | -0.07 |
38.19 | 38.36 | -0.17 |