| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.96 | 2.15 | -0.19 |
| Feb | 1.81 | 1.98 | -0.17 |
| Mar | 2.26 | 2.30 | -0.04 |
| Apr | 3.77 | 3.87 | -0.10 |
| May | 4.47 | 4.57 | -0.10 |
| Jun | 4.36 | 4.34 | 0.02 |
| Jul | 3.75 | 3.71 | 0.04 |
| Aug | 3.86 | 3.99 | -0.13 |
| Sep | 3.29 | 3.23 | 0.06 |
| Oct | 3.34 | 3.56 | -0.22 |
| Nov | 2.47 | 2.66 | -0.19 |
| Dec | 2.09 | 2.25 | -0.16 |
37.43 | 38.61 | -1.18 |