| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.41 | 2.36 | 0.05 |
| Feb | 1.99 | 2.02 | -0.03 |
| Mar | 2.29 | 2.29 | 0.00 |
| Apr | 3.59 | 3.49 | 0.10 |
| May | 4.35 | 4.24 | 0.11 |
| Jun | 3.93 | 3.93 | 0.00 |
| Jul | 3.80 | 3.61 | 0.19 |
| Aug | 3.68 | 3.97 | -0.29 |
| Sep | 3.07 | 3.00 | 0.07 |
| Oct | 3.00 | 2.95 | 0.05 |
| Nov | 3.00 | 2.93 | 0.07 |
| Dec | 2.36 | 2.30 | 0.06 |
37.47 | 37.09 | 0.38 |