| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.66 | 0.66 | 0.00 |
| Feb | 0.78 | 0.77 | 0.01 |
| Mar | 1.57 | 1.55 | 0.02 |
| Apr | 2.66 | 2.64 | 0.02 |
| May | 4.91 | 4.95 | -0.04 |
| Jun | 4.55 | 4.59 | -0.04 |
| Jul | 3.48 | 3.40 | 0.08 |
| Aug | 3.65 | 3.60 | 0.05 |
| Sep | 2.72 | 2.55 | 0.17 |
| Oct | 2.23 | 2.18 | 0.05 |
| Nov | 1.26 | 1.28 | -0.02 |
| Dec | 1.05 | 0.93 | 0.12 |
29.52 | 29.10 | 0.42 |