| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.52 | 3.55 | -0.03 |
| Feb | 2.87 | 2.87 | 0.00 |
| Mar | 4.05 | 3.98 | 0.07 |
| Apr | 3.69 | 3.71 | -0.02 |
| May | 3.89 | 3.99 | -0.10 |
| Jun | 4.53 | 4.31 | 0.22 |
| Jul | 5.23 | 5.30 | -0.07 |
| Aug | 4.95 | 5.19 | -0.24 |
| Sep | 4.95 | 4.96 | -0.01 |
| Oct | 3.96 | 4.19 | -0.23 |
| Nov | 3.10 | 3.05 | 0.05 |
| Dec | 3.62 | 3.62 | 0.00 |
48.36 | 48.72 | -0.36 |