| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.11 | 3.18 | -0.07 |
| Feb | 2.85 | 2.79 | 0.06 |
| Mar | 3.23 | 3.26 | -0.03 |
| Apr | 2.79 | 2.82 | -0.03 |
| May | 3.20 | 3.39 | -0.19 |
| Jun | 6.78 | 6.96 | -0.18 |
| Jul | 5.58 | 6.00 | -0.42 |
| Aug | 6.87 | 6.72 | 0.15 |
| Sep | 7.19 | 7.14 | 0.05 |
| Oct | 4.59 | 4.39 | 0.20 |
| Nov | 2.41 | 2.25 | 0.16 |
| Dec | 2.78 | 2.77 | 0.01 |
51.38 | 51.67 | -0.29 |