| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.97 | 2.06 | -0.09 |
| Feb | 1.85 | 1.96 | -0.11 |
| Mar | 2.24 | 2.20 | 0.04 |
| Apr | 3.70 | 3.73 | -0.03 |
| May | 4.50 | 4.57 | -0.07 |
| Jun | 4.36 | 4.26 | 0.10 |
| Jul | 3.76 | 3.64 | 0.12 |
| Aug | 3.69 | 3.98 | -0.29 |
| Sep | 3.35 | 3.39 | -0.04 |
| Oct | 3.30 | 3.49 | -0.19 |
| Nov | 2.51 | 2.58 | -0.07 |
| Dec | 2.14 | 2.23 | -0.09 |
37.37 | 38.09 | -0.72 |