| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.42 | 1.45 | -0.03 |
| Feb | 1.80 | 1.83 | -0.03 |
| Mar | 2.77 | 2.79 | -0.02 |
| Apr | 4.42 | 4.42 | 0.00 |
| May | 5.69 | 5.66 | 0.03 |
| Jun | 5.27 | 5.34 | -0.07 |
| Jul | 4.81 | 4.65 | 0.16 |
| Aug | 3.82 | 3.99 | -0.17 |
| Sep | 4.12 | 4.26 | -0.14 |
| Oct | 3.39 | 3.34 | 0.05 |
| Nov | 2.57 | 2.53 | 0.04 |
| Dec | 1.95 | 1.90 | 0.05 |
42.03 | 42.16 | -0.13 |