| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.47 | 3.45 | 0.02 |
| Feb | 3.17 | 3.19 | -0.02 |
| Mar | 3.45 | 3.57 | -0.12 |
| Apr | 3.16 | 3.38 | -0.22 |
| May | 3.53 | 3.52 | 0.01 |
| Jun | 5.87 | 6.22 | -0.35 |
| Jul | 5.69 | 5.69 | 0.00 |
| Aug | 5.80 | 6.08 | -0.28 |
| Sep | 4.61 | 4.63 | -0.02 |
| Oct | 3.51 | 3.93 | -0.42 |
| Nov | 2.27 | 2.57 | -0.30 |
| Dec | 3.03 | 3.38 | -0.35 |
47.56 | 49.61 | -2.05 |