| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.75 | 1.62 | 0.13 |
| Feb | 1.59 | 1.65 | -0.06 |
| Mar | 2.36 | 2.33 | 0.03 |
| Apr | 2.55 | 2.33 | 0.22 |
| May | 3.87 | 3.57 | 0.30 |
| Jun | 3.52 | 3.00 | 0.52 |
| Jul | 2.19 | 2.21 | -0.02 |
| Aug | 2.49 | 2.89 | -0.40 |
| Sep | 3.67 | 3.69 | -0.02 |
| Oct | 2.90 | 2.72 | 0.18 |
| Nov | 2.15 | 2.31 | -0.16 |
| Dec | 1.91 | 1.96 | -0.05 |
30.95 | 30.28 | 0.67 |