| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.88 | 0.89 | -0.01 |
| Feb | 1.20 | 1.37 | -0.17 |
| Mar | 2.27 | 2.30 | -0.03 |
| Apr | 3.77 | 3.79 | -0.02 |
| May | 5.26 | 5.25 | 0.01 |
| Jun | 5.06 | 4.96 | 0.10 |
| Jul | 4.11 | 4.10 | 0.01 |
| Aug | 4.42 | 4.46 | -0.04 |
| Sep | 3.58 | 3.56 | 0.02 |
| Oct | 2.77 | 2.96 | -0.19 |
| Nov | 1.85 | 1.91 | -0.06 |
| Dec | 1.48 | 1.58 | -0.10 |
36.65 | 37.13 | -0.48 |