| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.88 | 2.96 | -0.08 |
| Feb | 2.26 | 2.34 | -0.08 |
| Mar | 3.19 | 3.30 | -0.11 |
| Apr | 3.88 | 3.88 | 0.00 |
| May | 4.29 | 4.17 | 0.12 |
| Jun | 4.65 | 4.65 | 0.00 |
| Jul | 4.44 | 4.26 | 0.18 |
| Aug | 3.64 | 3.47 | 0.17 |
| Sep | 3.27 | 3.20 | 0.07 |
| Oct | 2.86 | 2.88 | -0.02 |
| Nov | 2.89 | 2.87 | 0.02 |
| Dec | 2.94 | 3.03 | -0.09 |
41.19 | 41.01 | 0.18 |