| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.86 | 2.96 | -0.10 |
| Feb | 2.41 | 2.43 | -0.02 |
| Mar | 3.25 | 3.30 | -0.05 |
| Apr | 4.16 | 4.20 | -0.04 |
| May | 4.63 | 4.51 | 0.12 |
| Jun | 5.22 | 5.09 | 0.13 |
| Jul | 4.33 | 4.26 | 0.07 |
| Aug | 3.49 | 3.42 | 0.07 |
| Sep | 3.17 | 3.19 | -0.02 |
| Oct | 3.18 | 3.15 | 0.03 |
| Nov | 3.38 | 3.38 | 0.00 |
| Dec | 2.87 | 2.89 | -0.02 |
42.95 | 42.78 | 0.17 |