| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.50 | 3.50 | 0.00 |
| Feb | 2.82 | 2.66 | 0.16 |
| Mar | 4.01 | 3.95 | 0.06 |
| Apr | 3.60 | 3.29 | 0.31 |
| May | 4.32 | 4.23 | 0.09 |
| Jun | 3.91 | 3.79 | 0.12 |
| Jul | 4.40 | 4.38 | 0.02 |
| Aug | 3.86 | 3.96 | -0.10 |
| Sep | 4.44 | 4.59 | -0.15 |
| Oct | 3.71 | 3.68 | 0.03 |
| Nov | 3.40 | 3.32 | 0.08 |
| Dec | 3.60 | 3.65 | -0.05 |
45.57 | 45.00 | 0.57 |