| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.02 | 3.04 | -0.02 |
| Feb | 2.71 | 2.70 | 0.01 |
| Mar | 3.19 | 3.19 | 0.00 |
| Apr | 2.57 | 2.61 | -0.04 |
| May | 3.55 | 3.65 | -0.10 |
| Jun | 6.84 | 6.93 | -0.09 |
| Jul | 6.25 | 6.14 | 0.11 |
| Aug | 7.09 | 6.87 | 0.22 |
| Sep | 7.13 | 7.26 | -0.13 |
| Oct | 4.19 | 4.10 | 0.09 |
| Nov | 2.57 | 2.40 | 0.17 |
| Dec | 2.67 | 2.60 | 0.07 |
51.78 | 51.49 | 0.29 |