| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.55 | 2.74 | -0.19 |
| Feb | 2.17 | 2.25 | -0.08 |
| Mar | 2.59 | 2.88 | -0.29 |
| Apr | 3.15 | 3.14 | 0.01 |
| May | 3.50 | 3.61 | -0.11 |
| Jun | 4.25 | 4.54 | -0.29 |
| Jul | 4.25 | 4.60 | -0.35 |
| Aug | 4.11 | 4.18 | -0.07 |
| Sep | 3.98 | 3.83 | 0.15 |
| Oct | 3.97 | 4.09 | -0.12 |
| Nov | 2.85 | 2.88 | -0.03 |
| Dec | 3.12 | 3.35 | -0.23 |
40.49 | 42.09 | -1.60 |