| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.41 | 2.55 | -0.14 |
| Feb | 1.93 | 2.11 | -0.18 |
| Mar | 2.39 | 2.52 | -0.13 |
| Apr | 2.96 | 3.02 | -0.06 |
| May | 2.93 | 2.95 | -0.02 |
| Jun | 3.26 | 3.46 | -0.20 |
| Jul | 3.40 | 3.43 | -0.03 |
| Aug | 3.13 | 3.19 | -0.06 |
| Sep | 3.19 | 3.16 | 0.03 |
| Oct | 3.44 | 3.57 | -0.13 |
| Nov | 2.74 | 2.78 | -0.04 |
| Dec | 2.65 | 2.87 | -0.22 |
34.43 | 35.61 | -1.18 |