| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 6.37 | 6.88 | -0.51 |
| Feb | 4.23 | 4.40 | -0.17 |
| Mar | 4.68 | 4.99 | -0.31 |
| Apr | 3.10 | 3.05 | 0.05 |
| May | 1.94 | 2.03 | -0.09 |
| Jun | 1.42 | 1.54 | -0.12 |
| Jul | 0.72 | 0.73 | -0.01 |
| Aug | 0.95 | 0.99 | -0.04 |
| Sep | 1.66 | 1.62 | 0.04 |
| Oct | 4.03 | 4.20 | -0.17 |
| Nov | 6.74 | 7.00 | -0.26 |
| Dec | 6.78 | 7.30 | -0.52 |
42.62 | 44.73 | -2.11 |