| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.92 | 1.93 | -0.01 |
| Feb | 1.69 | 1.82 | -0.13 |
| Mar | 2.23 | 2.29 | -0.06 |
| Apr | 3.78 | 3.80 | -0.02 |
| May | 4.60 | 4.54 | 0.06 |
| Jun | 4.47 | 4.35 | 0.12 |
| Jul | 3.95 | 3.94 | 0.01 |
| Aug | 3.99 | 3.75 | 0.24 |
| Sep | 3.15 | 3.26 | -0.11 |
| Oct | 3.31 | 3.30 | 0.01 |
| Nov | 2.53 | 2.50 | 0.03 |
| Dec | 2.06 | 2.08 | -0.02 |
37.68 | 37.56 | 0.12 |