| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.69 | 1.69 | 0.00 |
| Feb | 1.75 | 1.95 | -0.20 |
| Mar | 3.27 | 3.22 | 0.05 |
| Apr | 4.41 | 4.13 | 0.28 |
| May | 5.57 | 5.90 | -0.33 |
| Jun | 4.57 | 4.58 | -0.01 |
| Jul | 3.80 | 3.66 | 0.14 |
| Aug | 3.41 | 3.55 | -0.14 |
| Sep | 3.90 | 3.75 | 0.15 |
| Oct | 3.62 | 3.69 | -0.07 |
| Nov | 2.88 | 2.73 | 0.15 |
| Dec | 2.42 | 2.32 | 0.10 |
41.29 | 41.17 | 0.12 |