| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.42 | 3.45 | -0.03 |
| Feb | 2.85 | 3.00 | -0.15 |
| Mar | 3.56 | 3.54 | 0.02 |
| Apr | 2.76 | 2.88 | -0.12 |
| May | 3.40 | 3.30 | 0.10 |
| Jun | 7.61 | 7.58 | 0.03 |
| Jul | 7.08 | 7.27 | -0.19 |
| Aug | 7.72 | 7.78 | -0.06 |
| Sep | 5.96 | 5.66 | 0.30 |
| Oct | 2.91 | 3.01 | -0.10 |
| Nov | 2.00 | 2.13 | -0.13 |
| Dec | 2.94 | 2.95 | -0.01 |
52.21 | 52.55 | -0.34 |