| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.25 | 3.24 | 0.01 |
| Feb | 2.74 | 2.81 | -0.07 |
| Mar | 3.22 | 3.37 | -0.15 |
| Apr | 3.60 | 3.49 | 0.11 |
| May | 3.66 | 3.59 | 0.07 |
| Jun | 4.37 | 4.26 | 0.11 |
| Jul | 4.21 | 4.22 | -0.01 |
| Aug | 4.15 | 4.03 | 0.12 |
| Sep | 3.90 | 3.94 | -0.04 |
| Oct | 4.72 | 4.78 | -0.06 |
| Nov | 3.43 | 3.51 | -0.08 |
| Dec | 4.07 | 3.99 | 0.08 |
45.32 | 45.23 | 0.09 |