| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.90 | 2.97 | -0.07 |
| Feb | 2.41 | 2.36 | 0.05 |
| Mar | 3.18 | 3.15 | 0.03 |
| Apr | 2.43 | 2.56 | -0.13 |
| May | 3.29 | 3.28 | 0.01 |
| Jun | 7.61 | 7.54 | 0.07 |
| Jul | 7.43 | 7.41 | 0.02 |
| Aug | 7.54 | 7.88 | -0.34 |
| Sep | 6.01 | 6.19 | -0.18 |
| Oct | 2.67 | 2.80 | -0.13 |
| Nov | 1.93 | 1.97 | -0.04 |
| Dec | 2.28 | 2.43 | -0.15 |
49.68 | 50.54 | -0.86 |