| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.21 | 2.24 | -0.03 |
| Feb | 1.87 | 2.06 | -0.19 |
| Mar | 2.62 | 2.68 | -0.06 |
| Apr | 3.95 | 3.89 | 0.06 |
| May | 4.44 | 4.45 | -0.01 |
| Jun | 4.44 | 4.56 | -0.12 |
| Jul | 4.21 | 4.11 | 0.10 |
| Aug | 3.60 | 3.54 | 0.06 |
| Sep | 3.05 | 3.24 | -0.19 |
| Oct | 3.20 | 3.18 | 0.02 |
| Nov | 3.00 | 2.98 | 0.02 |
| Dec | 2.18 | 2.31 | -0.13 |
38.77 | 39.24 | -0.47 |