| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.65 | 2.85 | -0.20 |
| Feb | 2.22 | 2.26 | -0.04 |
| Mar | 2.36 | 2.41 | -0.05 |
| Apr | 3.57 | 3.51 | 0.06 |
| May | 4.10 | 4.14 | -0.04 |
| Jun | 4.14 | 4.11 | 0.03 |
| Jul | 3.91 | 3.88 | 0.03 |
| Aug | 4.09 | 4.04 | 0.05 |
| Sep | 3.41 | 3.44 | -0.03 |
| Oct | 3.71 | 3.86 | -0.15 |
| Nov | 2.87 | 2.91 | -0.04 |
| Dec | 2.51 | 2.48 | 0.03 |
39.54 | 39.89 | -0.35 |