| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.93 | 2.83 | 0.10 |
| Feb | 2.31 | 2.20 | 0.11 |
| Mar | 2.99 | 3.09 | -0.10 |
| Apr | 3.68 | 3.77 | -0.09 |
| May | 3.82 | 3.96 | -0.14 |
| Jun | 4.39 | 4.33 | 0.06 |
| Jul | 4.17 | 4.20 | -0.03 |
| Aug | 3.59 | 3.50 | 0.09 |
| Sep | 3.61 | 3.70 | -0.09 |
| Oct | 3.29 | 3.09 | 0.20 |
| Nov | 2.64 | 2.75 | -0.11 |
| Dec | 2.81 | 2.77 | 0.04 |
40.23 | 40.19 | 0.04 |