| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.88 | 3.07 | -0.19 |
| Feb | 2.37 | 2.45 | -0.08 |
| Mar | 3.46 | 3.53 | -0.07 |
| Apr | 3.99 | 3.99 | 0.00 |
| May | 4.25 | 4.18 | 0.07 |
| Jun | 4.36 | 4.50 | -0.14 |
| Jul | 4.39 | 4.43 | -0.04 |
| Aug | 3.58 | 3.45 | 0.13 |
| Sep | 3.17 | 3.18 | -0.01 |
| Oct | 2.87 | 2.88 | -0.01 |
| Nov | 2.82 | 2.88 | -0.06 |
| Dec | 2.99 | 3.07 | -0.08 |
41.13 | 41.61 | -0.48 |