| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.32 | 2.28 | 0.04 |
| Feb | 1.99 | 1.97 | 0.02 |
| Mar | 2.75 | 2.75 | 0.00 |
| Apr | 4.17 | 4.28 | -0.11 |
| May | 4.68 | 4.60 | 0.08 |
| Jun | 4.65 | 4.69 | -0.04 |
| Jul | 3.76 | 3.52 | 0.24 |
| Aug | 3.28 | 3.10 | 0.18 |
| Sep | 3.01 | 3.13 | -0.12 |
| Oct | 3.34 | 3.10 | 0.24 |
| Nov | 3.19 | 3.24 | -0.05 |
| Dec | 2.42 | 2.44 | -0.02 |
39.56 | 39.10 | 0.46 |