| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.91 | 2.83 | 0.08 |
| Feb | 2.41 | 2.40 | 0.01 |
| Mar | 3.28 | 3.31 | -0.03 |
| Apr | 3.07 | 3.07 | 0.00 |
| May | 4.78 | 4.49 | 0.29 |
| Jun | 3.24 | 3.37 | -0.13 |
| Jul | 1.83 | 1.90 | -0.07 |
| Aug | 2.64 | 2.42 | 0.22 |
| Sep | 3.36 | 3.21 | 0.15 |
| Oct | 4.06 | 4.12 | -0.06 |
| Nov | 2.93 | 2.95 | -0.02 |
| Dec | 3.06 | 3.05 | 0.01 |
37.57 | 37.12 | 0.45 |