| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.48 | 2.62 | -0.14 |
| Feb | 1.97 | 2.08 | -0.11 |
| Mar | 2.34 | 2.35 | -0.01 |
| Apr | 3.74 | 3.69 | 0.05 |
| May | 3.80 | 3.94 | -0.14 |
| Jun | 3.58 | 3.56 | 0.02 |
| Jul | 3.23 | 3.21 | 0.02 |
| Aug | 3.32 | 3.37 | -0.05 |
| Sep | 3.12 | 3.12 | 0.00 |
| Oct | 3.84 | 3.77 | 0.07 |
| Nov | 3.04 | 3.11 | -0.07 |
| Dec | 2.41 | 2.55 | -0.14 |
36.87 | 37.37 | -0.50 |