| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.76 | 2.79 | -0.03 |
| Feb | 2.28 | 2.32 | -0.04 |
| Mar | 3.04 | 3.08 | -0.04 |
| Apr | 4.17 | 4.23 | -0.06 |
| May | 4.57 | 4.50 | 0.07 |
| Jun | 4.83 | 4.84 | -0.01 |
| Jul | 4.42 | 4.32 | 0.10 |
| Aug | 3.42 | 3.30 | 0.12 |
| Sep | 3.13 | 3.15 | -0.02 |
| Oct | 3.25 | 3.12 | 0.13 |
| Nov | 3.38 | 3.37 | 0.01 |
| Dec | 2.74 | 2.77 | -0.03 |
41.99 | 41.79 | 0.20 |