| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.91 | 2.89 | 0.02 |
| Feb | 2.23 | 2.27 | -0.04 |
| Mar | 3.04 | 3.10 | -0.06 |
| Apr | 3.66 | 3.75 | -0.09 |
| May | 3.91 | 3.85 | 0.06 |
| Jun | 4.44 | 4.29 | 0.15 |
| Jul | 4.12 | 4.05 | 0.07 |
| Aug | 3.57 | 3.49 | 0.08 |
| Sep | 3.65 | 3.64 | 0.01 |
| Oct | 3.16 | 3.11 | 0.05 |
| Nov | 2.64 | 2.81 | -0.17 |
| Dec | 2.79 | 2.88 | -0.09 |
40.12 | 40.13 | -0.01 |