| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.99 | 3.17 | -0.18 |
| Feb | 2.36 | 2.52 | -0.16 |
| Mar | 3.10 | 3.29 | -0.19 |
| Apr | 3.77 | 3.91 | -0.14 |
| May | 3.88 | 4.00 | -0.12 |
| Jun | 4.18 | 4.17 | 0.01 |
| Jul | 4.33 | 4.23 | 0.10 |
| Aug | 3.65 | 3.55 | 0.10 |
| Sep | 3.91 | 3.96 | -0.05 |
| Oct | 3.46 | 3.61 | -0.15 |
| Nov | 3.01 | 3.14 | -0.13 |
| Dec | 3.05 | 3.23 | -0.18 |
41.69 | 42.78 | -1.09 |