| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.09 | 2.14 | -0.05 |
| Feb | 1.85 | 1.93 | -0.08 |
| Mar | 2.54 | 2.59 | -0.05 |
| Apr | 3.82 | 3.83 | -0.01 |
| May | 4.56 | 4.73 | -0.17 |
| Jun | 4.11 | 4.11 | 0.00 |
| Jul | 4.17 | 3.78 | 0.39 |
| Aug | 3.64 | 3.45 | 0.19 |
| Sep | 3.25 | 3.33 | -0.08 |
| Oct | 3.13 | 3.12 | 0.01 |
| Nov | 2.72 | 2.77 | -0.05 |
| Dec | 2.14 | 2.21 | -0.07 |
38.02 | 37.99 | 0.03 |