| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.82 | 3.83 | -0.01 |
| Feb | 3.57 | 3.57 | 0.00 |
| Mar | 3.93 | 4.04 | -0.11 |
| Apr | 3.05 | 2.97 | 0.08 |
| May | 3.23 | 3.28 | -0.05 |
| Jun | 4.59 | 4.49 | 0.10 |
| Jul | 4.31 | 4.21 | 0.10 |
| Aug | 4.42 | 4.74 | -0.32 |
| Sep | 3.92 | 4.04 | -0.12 |
| Oct | 3.28 | 3.36 | -0.08 |
| Nov | 3.09 | 3.23 | -0.14 |
| Dec | 3.95 | 4.00 | -0.05 |
45.16 | 45.76 | -0.60 |