| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.52 | 2.50 | 0.02 |
| Feb | 2.02 | 2.15 | -0.13 |
| Mar | 3.15 | 3.17 | -0.02 |
| Apr | 3.08 | 3.14 | -0.06 |
| May | 4.15 | 3.92 | 0.23 |
| Jun | 4.17 | 4.13 | 0.04 |
| Jul | 3.88 | 3.49 | 0.39 |
| Aug | 3.50 | 3.17 | 0.33 |
| Sep | 4.11 | 4.05 | 0.06 |
| Oct | 2.88 | 3.02 | -0.14 |
| Nov | 2.60 | 2.71 | -0.11 |
| Dec | 2.70 | 2.91 | -0.21 |
38.76 | 38.36 | 0.40 |