| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.36 | 1.33 | 0.03 |
| Feb | 1.53 | 1.59 | -0.06 |
| Mar | 2.65 | 2.69 | -0.04 |
| Apr | 3.59 | 3.60 | -0.01 |
| May | 5.05 | 5.16 | -0.11 |
| Jun | 4.70 | 4.85 | -0.15 |
| Jul | 3.42 | 3.57 | -0.15 |
| Aug | 3.31 | 3.29 | 0.02 |
| Sep | 3.66 | 3.64 | 0.02 |
| Oct | 3.34 | 3.34 | 0.00 |
| Nov | 2.07 | 2.05 | 0.02 |
| Dec | 1.94 | 1.90 | 0.04 |
36.62 | 37.01 | -0.39 |