| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.33 | 2.38 | -0.05 |
| Feb | 1.97 | 1.89 | 0.08 |
| Mar | 2.69 | 2.71 | -0.02 |
| Apr | 2.58 | 2.56 | 0.02 |
| May | 4.20 | 4.36 | -0.16 |
| Jun | 3.51 | 3.41 | 0.10 |
| Jul | 2.25 | 2.16 | 0.09 |
| Aug | 2.32 | 2.42 | -0.10 |
| Sep | 3.59 | 3.81 | -0.22 |
| Oct | 4.19 | 4.33 | -0.14 |
| Nov | 2.68 | 2.85 | -0.17 |
| Dec | 2.33 | 2.46 | -0.13 |
34.64 | 35.34 | -0.70 |