| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.28 | 3.33 | -0.05 |
| Feb | 2.78 | 2.82 | -0.04 |
| Mar | 3.28 | 3.30 | -0.02 |
| Apr | 3.82 | 3.88 | -0.06 |
| May | 4.12 | 4.14 | -0.02 |
| Jun | 4.78 | 4.61 | 0.17 |
| Jul | 5.06 | 5.09 | -0.03 |
| Aug | 4.52 | 4.33 | 0.19 |
| Sep | 3.92 | 3.60 | 0.32 |
| Oct | 5.06 | 4.90 | 0.16 |
| Nov | 3.62 | 3.69 | -0.07 |
| Dec | 3.89 | 4.35 | -0.46 |
48.13 | 48.04 | 0.09 |