| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.91 | 2.98 | -0.07 |
| Feb | 2.13 | 2.29 | -0.16 |
| Mar | 3.37 | 3.48 | -0.11 |
| Apr | 3.34 | 3.36 | -0.02 |
| May | 4.27 | 4.08 | 0.19 |
| Jun | 4.50 | 4.28 | 0.22 |
| Jul | 3.89 | 3.35 | 0.54 |
| Aug | 3.61 | 3.38 | 0.23 |
| Sep | 4.58 | 4.70 | -0.12 |
| Oct | 3.29 | 3.19 | 0.10 |
| Nov | 2.95 | 3.05 | -0.10 |
| Dec | 2.99 | 3.12 | -0.13 |
41.83 | 41.26 | 0.57 |