| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.07 | 3.07 | 0.00 |
| Feb | 2.84 | 2.71 | 0.13 |
| Mar | 3.26 | 3.31 | -0.05 |
| Apr | 2.74 | 2.71 | 0.03 |
| May | 3.32 | 3.65 | -0.33 |
| Jun | 6.87 | 7.30 | -0.43 |
| Jul | 5.80 | 6.50 | -0.70 |
| Aug | 6.98 | 6.68 | 0.30 |
| Sep | 7.17 | 6.82 | 0.35 |
| Oct | 4.46 | 3.71 | 0.75 |
| Nov | 2.37 | 2.20 | 0.17 |
| Dec | 2.75 | 2.57 | 0.18 |
51.63 | 51.23 | 0.40 |