| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.76 | 0.84 | -0.08 |
| Feb | 1.19 | 1.33 | -0.14 |
| Mar | 2.31 | 2.40 | -0.09 |
| Apr | 3.17 | 3.18 | -0.01 |
| May | 5.12 | 5.40 | -0.28 |
| Jun | 5.14 | 5.13 | 0.01 |
| Jul | 4.12 | 3.79 | 0.33 |
| Aug | 3.77 | 3.88 | -0.11 |
| Sep | 2.83 | 2.96 | -0.13 |
| Oct | 3.00 | 2.97 | 0.03 |
| Nov | 1.68 | 1.70 | -0.02 |
| Dec | 1.26 | 1.26 | 0.00 |
34.35 | 34.84 | -0.49 |