| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.37 | 3.33 | 0.04 |
| Feb | 2.48 | 2.58 | -0.10 |
| Mar | 3.18 | 3.33 | -0.15 |
| Apr | 3.52 | 3.69 | -0.17 |
| May | 3.36 | 3.43 | -0.07 |
| Jun | 3.78 | 3.87 | -0.09 |
| Jul | 3.13 | 3.16 | -0.03 |
| Aug | 3.30 | 3.27 | 0.03 |
| Sep | 3.72 | 3.54 | 0.18 |
| Oct | 4.61 | 4.62 | -0.01 |
| Nov | 3.99 | 3.97 | 0.02 |
| Dec | 4.08 | 4.29 | -0.21 |
42.52 | 43.08 | -0.56 |