| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.68 | 0.78 | -0.10 |
| Feb | 1.03 | 1.12 | -0.09 |
| Mar | 2.07 | 2.06 | 0.01 |
| Apr | 3.49 | 3.43 | 0.06 |
| May | 4.76 | 4.81 | -0.05 |
| Jun | 4.77 | 4.79 | -0.02 |
| Jul | 4.54 | 4.66 | -0.12 |
| Aug | 3.61 | 3.80 | -0.19 |
| Sep | 3.31 | 3.23 | 0.08 |
| Oct | 2.72 | 2.73 | -0.01 |
| Nov | 1.66 | 1.77 | -0.11 |
| Dec | 1.26 | 1.22 | 0.04 |
33.90 | 34.40 | -0.50 |