| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.74 | 6.55 | -0.81 |
| Feb | 4.20 | 4.39 | -0.19 |
| Mar | 4.30 | 4.42 | -0.12 |
| Apr | 3.18 | 3.23 | -0.05 |
| May | 2.31 | 2.40 | -0.09 |
| Jun | 1.46 | 1.53 | -0.07 |
| Jul | 0.39 | 0.38 | 0.01 |
| Aug | 0.52 | 0.48 | 0.04 |
| Sep | 1.48 | 1.47 | 0.01 |
| Oct | 3.66 | 3.87 | -0.21 |
| Nov | 6.00 | 6.72 | -0.72 |
| Dec | 6.75 | 7.67 | -0.92 |
39.99 | 43.11 | -3.12 |