| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.58 | 0.50 | 0.08 |
| Feb | 0.70 | 0.68 | 0.02 |
| Mar | 1.33 | 1.42 | -0.09 |
| Apr | 2.29 | 2.18 | 0.11 |
| May | 2.65 | 3.32 | -0.67 |
| Jun | 1.87 | 1.96 | -0.09 |
| Jul | 2.12 | 2.69 | -0.57 |
| Aug | 1.80 | 1.89 | -0.09 |
| Sep | 1.56 | 1.78 | -0.22 |
| Oct | 1.17 | 1.22 | -0.05 |
| Nov | 0.81 | 0.91 | -0.10 |
| Dec | 0.51 | 0.60 | -0.09 |
17.39 | 19.15 | -1.76 |