| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.91 | 3.31 | -0.40 |
| Feb | 2.48 | 2.88 | -0.40 |
| Mar | 3.07 | 3.53 | -0.46 |
| Apr | 3.58 | 3.85 | -0.27 |
| May | 3.77 | 3.91 | -0.14 |
| Jun | 4.53 | 4.56 | -0.03 |
| Jul | 4.21 | 4.30 | -0.09 |
| Aug | 4.50 | 4.36 | 0.14 |
| Sep | 3.72 | 3.77 | -0.05 |
| Oct | 4.09 | 4.23 | -0.14 |
| Nov | 3.14 | 3.10 | 0.04 |
| Dec | 3.41 | 3.48 | -0.07 |
43.41 | 45.28 | -1.87 |