| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.42 | 3.55 | -0.13 |
| Feb | 2.84 | 2.99 | -0.15 |
| Mar | 3.53 | 3.60 | -0.07 |
| Apr | 2.91 | 2.89 | 0.02 |
| May | 3.44 | 3.26 | 0.18 |
| Jun | 7.53 | 7.75 | -0.22 |
| Jul | 6.88 | 6.95 | -0.07 |
| Aug | 7.23 | 7.38 | -0.15 |
| Sep | 5.77 | 5.51 | 0.26 |
| Oct | 2.89 | 3.03 | -0.14 |
| Nov | 1.91 | 1.94 | -0.03 |
| Dec | 2.95 | 3.08 | -0.13 |
51.30 | 51.93 | -0.63 |