| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.08 | 2.11 | -0.03 |
| Feb | 1.88 | 1.94 | -0.06 |
| Mar | 2.52 | 2.58 | -0.06 |
| Apr | 3.89 | 3.80 | 0.09 |
| May | 4.55 | 4.68 | -0.13 |
| Jun | 4.26 | 4.19 | 0.07 |
| Jul | 4.19 | 3.90 | 0.29 |
| Aug | 3.59 | 3.44 | 0.15 |
| Sep | 3.30 | 3.33 | -0.03 |
| Oct | 3.20 | 3.12 | 0.08 |
| Nov | 2.76 | 2.73 | 0.03 |
| Dec | 2.15 | 2.20 | -0.05 |
38.37 | 38.02 | 0.35 |