| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.70 | 0.66 | 0.04 |
| Feb | 1.06 | 1.11 | -0.05 |
| Mar | 2.00 | 2.01 | -0.01 |
| Apr | 3.25 | 3.30 | -0.05 |
| May | 4.99 | 4.97 | 0.02 |
| Jun | 4.87 | 5.12 | -0.25 |
| Jul | 4.45 | 4.26 | 0.19 |
| Aug | 4.17 | 4.18 | -0.01 |
| Sep | 2.98 | 3.05 | -0.07 |
| Oct | 2.39 | 2.42 | -0.03 |
| Nov | 1.53 | 1.53 | 0.00 |
| Dec | 1.19 | 1.21 | -0.02 |
33.58 | 33.82 | -0.24 |