| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.63 | 2.39 | 0.24 |
| Feb | 2.22 | 2.18 | 0.04 |
| Mar | 2.96 | 2.99 | -0.03 |
| Apr | 3.36 | 3.46 | -0.10 |
| May | 3.51 | 3.50 | 0.01 |
| Jun | 4.48 | 4.51 | -0.03 |
| Jul | 4.02 | 4.14 | -0.12 |
| Aug | 3.89 | 3.98 | -0.09 |
| Sep | 4.10 | 4.16 | -0.06 |
| Oct | 3.94 | 3.96 | -0.02 |
| Nov | 3.10 | 3.22 | -0.12 |
| Dec | 3.06 | 2.83 | 0.23 |
41.27 | 41.32 | -0.05 |