| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.74 | 2.88 | -0.14 |
| Feb | 2.31 | 2.42 | -0.11 |
| Mar | 3.12 | 3.21 | -0.09 |
| Apr | 4.23 | 4.41 | -0.18 |
| May | 4.65 | 4.58 | 0.07 |
| Jun | 4.92 | 4.96 | -0.04 |
| Jul | 4.45 | 4.30 | 0.15 |
| Aug | 3.39 | 3.20 | 0.19 |
| Sep | 3.17 | 3.26 | -0.09 |
| Oct | 3.30 | 3.19 | 0.11 |
| Nov | 3.43 | 3.45 | -0.02 |
| Dec | 2.74 | 2.84 | -0.10 |
42.45 | 42.70 | -0.25 |