| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.27 | 2.28 | -0.01 |
| Feb | 1.87 | 1.92 | -0.05 |
| Mar | 2.56 | 2.52 | 0.04 |
| Apr | 3.70 | 3.74 | -0.04 |
| May | 4.35 | 4.38 | -0.03 |
| Jun | 5.06 | 5.15 | -0.09 |
| Jul | 4.38 | 4.57 | -0.19 |
| Aug | 3.49 | 3.52 | -0.03 |
| Sep | 3.03 | 3.14 | -0.11 |
| Oct | 3.13 | 3.15 | -0.02 |
| Nov | 2.68 | 2.68 | 0.00 |
| Dec | 2.16 | 2.23 | -0.07 |
38.68 | 39.28 | -0.60 |