| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.61 | 1.56 | 0.05 |
| Feb | 1.22 | 1.23 | -0.01 |
| Mar | 1.84 | 1.77 | 0.07 |
| Apr | 3.20 | 3.18 | 0.02 |
| May | 3.45 | 3.40 | 0.05 |
| Jun | 4.13 | 4.14 | -0.01 |
| Jul | 3.43 | 3.50 | -0.07 |
| Aug | 3.37 | 3.41 | -0.04 |
| Sep | 2.71 | 2.85 | -0.14 |
| Oct | 2.96 | 2.87 | 0.09 |
| Nov | 2.14 | 2.04 | 0.10 |
| Dec | 1.71 | 1.74 | -0.03 |
31.77 | 31.69 | 0.08 |