| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.64 | 3.74 | -0.10 |
| Feb | 3.31 | 3.50 | -0.19 |
| Mar | 3.73 | 3.95 | -0.22 |
| Apr | 2.86 | 2.99 | -0.13 |
| May | 3.39 | 3.35 | 0.04 |
| Jun | 4.75 | 4.83 | -0.08 |
| Jul | 4.73 | 4.74 | -0.01 |
| Aug | 4.85 | 4.81 | 0.04 |
| Sep | 4.12 | 4.20 | -0.08 |
| Oct | 3.23 | 3.37 | -0.14 |
| Nov | 2.84 | 2.89 | -0.05 |
| Dec | 3.65 | 3.73 | -0.08 |
45.10 | 46.10 | -1.00 |