| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.99 | 2.05 | -0.06 |
| Feb | 1.84 | 1.89 | -0.05 |
| Mar | 2.48 | 2.53 | -0.05 |
| Apr | 3.75 | 3.75 | 0.00 |
| May | 4.56 | 4.72 | -0.16 |
| Jun | 4.07 | 4.09 | -0.02 |
| Jul | 4.03 | 3.66 | 0.37 |
| Aug | 3.56 | 3.44 | 0.12 |
| Sep | 3.36 | 3.45 | -0.09 |
| Oct | 3.01 | 3.02 | -0.01 |
| Nov | 2.60 | 2.63 | -0.03 |
| Dec | 2.15 | 2.11 | 0.04 |
37.40 | 37.34 | 0.06 |