| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.03 | 4.08 | -0.05 |
| Feb | 3.12 | 3.15 | -0.03 |
| Mar | 3.59 | 3.62 | -0.03 |
| Apr | 3.82 | 3.67 | 0.15 |
| May | 5.04 | 5.01 | 0.03 |
| Jun | 5.01 | 4.85 | 0.16 |
| Jul | 3.73 | 3.57 | 0.16 |
| Aug | 4.40 | 4.44 | -0.04 |
| Sep | 4.18 | 4.44 | -0.26 |
| Oct | 5.18 | 5.08 | 0.10 |
| Nov | 4.34 | 4.50 | -0.16 |
| Dec | 4.07 | 4.10 | -0.03 |
50.51 | 50.51 | 0.00 |