| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.15 | 1.14 | 0.01 |
| Feb | 1.09 | 1.13 | -0.04 |
| Mar | 1.87 | 1.95 | -0.08 |
| Apr | 3.83 | 3.85 | -0.02 |
| May | 4.77 | 4.67 | 0.10 |
| Jun | 5.18 | 5.21 | -0.03 |
| Jul | 4.33 | 4.15 | 0.18 |
| Aug | 4.19 | 4.14 | 0.05 |
| Sep | 3.79 | 3.77 | 0.02 |
| Oct | 2.73 | 2.79 | -0.06 |
| Nov | 1.87 | 1.88 | -0.01 |
| Dec | 1.39 | 1.40 | -0.01 |
36.19 | 36.08 | 0.11 |