| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.15 | 1.92 | 0.23 |
| Feb | 1.83 | 1.69 | 0.14 |
| Mar | 2.31 | 2.42 | -0.11 |
| Apr | 3.48 | 3.53 | -0.05 |
| May | 4.51 | 4.59 | -0.08 |
| Jun | 4.56 | 4.50 | 0.06 |
| Jul | 4.06 | 4.12 | -0.06 |
| Aug | 3.75 | 3.52 | 0.23 |
| Sep | 3.26 | 3.27 | -0.01 |
| Oct | 3.14 | 3.01 | 0.13 |
| Nov | 2.50 | 2.51 | -0.01 |
| Dec | 1.95 | 1.97 | -0.02 |
37.50 | 37.05 | 0.45 |