| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.06 | 4.11 | -0.05 |
| Feb | 3.17 | 3.23 | -0.06 |
| Mar | 3.61 | 3.62 | -0.01 |
| Apr | 3.88 | 3.84 | 0.04 |
| May | 5.00 | 5.07 | -0.07 |
| Jun | 5.30 | 5.23 | 0.07 |
| Jul | 4.00 | 3.85 | 0.15 |
| Aug | 4.70 | 4.75 | -0.05 |
| Sep | 4.44 | 4.83 | -0.39 |
| Oct | 5.24 | 5.21 | 0.03 |
| Nov | 4.31 | 4.57 | -0.26 |
| Dec | 4.17 | 4.17 | 0.00 |
51.88 | 52.48 | -0.60 |