| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.40 | 0.36 | 0.04 |
| Feb | 0.53 | 0.49 | 0.04 |
| Mar | 0.80 | 0.84 | -0.04 |
| Apr | 1.88 | 1.70 | 0.18 |
| May | 2.61 | 2.49 | 0.12 |
| Jun | 1.87 | 2.00 | -0.13 |
| Jul | 1.58 | 1.50 | 0.08 |
| Aug | 1.09 | 1.02 | 0.07 |
| Sep | 1.04 | 0.97 | 0.07 |
| Oct | 1.12 | 1.17 | -0.05 |
| Nov | 0.50 | 0.45 | 0.05 |
| Dec | 0.43 | 0.37 | 0.06 |
13.85 | 13.36 | 0.49 |