| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.21 | 2.21 | 0.00 |
| Feb | 1.89 | 1.83 | 0.06 |
| Mar | 2.62 | 2.65 | -0.03 |
| Apr | 3.97 | 3.97 | 0.00 |
| May | 4.39 | 4.44 | -0.05 |
| Jun | 4.73 | 4.87 | -0.14 |
| Jul | 4.48 | 4.40 | 0.08 |
| Aug | 3.52 | 3.37 | 0.15 |
| Sep | 3.20 | 3.13 | 0.07 |
| Oct | 3.19 | 3.25 | -0.06 |
| Nov | 2.93 | 2.88 | 0.05 |
| Dec | 2.28 | 2.27 | 0.01 |
39.41 | 39.27 | 0.14 |