| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.88 | 2.87 | 0.01 |
| Feb | 2.12 | 2.07 | 0.05 |
| Mar | 3.04 | 3.00 | 0.04 |
| Apr | 2.90 | 2.64 | 0.26 |
| May | 4.89 | 4.80 | 0.09 |
| Jun | 3.16 | 2.98 | 0.18 |
| Jul | 2.06 | 1.89 | 0.17 |
| Aug | 2.74 | 2.49 | 0.25 |
| Sep | 3.31 | 2.96 | 0.35 |
| Oct | 4.26 | 4.12 | 0.14 |
| Nov | 3.06 | 3.04 | 0.02 |
| Dec | 3.07 | 2.95 | 0.12 |
37.49 | 35.81 | 1.68 |