| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.65 | 1.75 | -0.10 |
| Feb | 1.58 | 1.69 | -0.11 |
| Mar | 2.05 | 1.96 | 0.09 |
| Apr | 3.71 | 3.83 | -0.12 |
| May | 3.79 | 3.92 | -0.13 |
| Jun | 4.40 | 4.73 | -0.33 |
| Jul | 3.50 | 3.55 | -0.05 |
| Aug | 3.72 | 3.78 | -0.06 |
| Sep | 3.27 | 3.32 | -0.05 |
| Oct | 2.87 | 2.84 | 0.03 |
| Nov | 2.16 | 2.19 | -0.03 |
| Dec | 1.88 | 1.98 | -0.10 |
34.58 | 35.54 | -0.96 |