| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.58 | 1.62 | -0.04 |
| Feb | 1.89 | 1.82 | 0.07 |
| Mar | 2.61 | 2.61 | 0.00 |
| Apr | 2.31 | 2.16 | 0.15 |
| May | 4.17 | 4.01 | 0.16 |
| Jun | 3.21 | 3.13 | 0.08 |
| Jul | 1.91 | 1.89 | 0.02 |
| Aug | 2.03 | 1.74 | 0.29 |
| Sep | 2.72 | 2.53 | 0.19 |
| Oct | 3.25 | 3.12 | 0.13 |
| Nov | 2.27 | 2.28 | -0.01 |
| Dec | 1.89 | 1.97 | -0.08 |
29.84 | 28.88 | 0.96 |