| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.90 | 3.86 | 0.04 |
| Feb | 2.95 | 3.03 | -0.08 |
| Mar | 3.53 | 3.53 | 0.00 |
| Apr | 3.98 | 3.91 | 0.07 |
| May | 5.07 | 5.03 | 0.04 |
| Jun | 5.12 | 5.05 | 0.07 |
| Jul | 3.98 | 3.96 | 0.02 |
| Aug | 4.73 | 4.84 | -0.11 |
| Sep | 4.54 | 4.83 | -0.29 |
| Oct | 4.99 | 4.83 | 0.16 |
| Nov | 4.20 | 4.28 | -0.08 |
| Dec | 3.95 | 3.98 | -0.03 |
50.94 | 51.13 | -0.19 |