| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 8.11 | 7.88 | 0.23 |
| Feb | 5.20 | 5.14 | 0.06 |
| Mar | 5.76 | 5.78 | -0.02 |
| Apr | 3.91 | 3.95 | -0.04 |
| May | 2.18 | 2.27 | -0.09 |
| Jun | 1.48 | 1.58 | -0.10 |
| Jul | 0.69 | 0.69 | 0.00 |
| Aug | 1.02 | 1.06 | -0.04 |
| Sep | 1.84 | 1.79 | 0.05 |
| Oct | 5.16 | 4.90 | 0.26 |
| Nov | 8.23 | 8.51 | -0.28 |
| Dec | 8.48 | 8.07 | 0.41 |
52.06 | 51.62 | 0.44 |