| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.43 | 0.25 | 0.18 |
| Feb | 0.58 | 0.44 | 0.14 |
| Mar | 1.05 | 0.72 | 0.33 |
| Apr | 1.90 | 1.50 | 0.40 |
| May | 2.61 | 2.60 | 0.01 |
| Jun | 2.11 | 2.17 | -0.06 |
| Jul | 1.79 | 1.84 | -0.05 |
| Aug | 1.42 | 1.71 | -0.29 |
| Sep | 1.44 | 1.77 | -0.33 |
| Oct | 1.13 | 0.97 | 0.16 |
| Nov | 0.70 | 0.53 | 0.17 |
| Dec | 0.60 | 0.46 | 0.14 |
15.76 | 14.96 | 0.80 |