| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.83 | 1.93 | -0.10 |
| Feb | 1.74 | 1.90 | -0.16 |
| Mar | 2.25 | 2.30 | -0.05 |
| Apr | 3.82 | 3.80 | 0.02 |
| May | 4.16 | 4.33 | -0.17 |
| Jun | 4.40 | 4.40 | 0.00 |
| Jul | 3.56 | 3.69 | -0.13 |
| Aug | 3.72 | 3.62 | 0.10 |
| Sep | 3.45 | 3.53 | -0.08 |
| Oct | 3.18 | 3.18 | 0.00 |
| Nov | 2.44 | 2.40 | 0.04 |
| Dec | 1.96 | 2.12 | -0.16 |
36.51 | 37.20 | -0.69 |