| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.03 | 0.98 | 0.05 |
| Feb | 1.34 | 1.48 | -0.14 |
| Mar | 2.19 | 2.23 | -0.04 |
| Apr | 3.85 | 3.95 | -0.10 |
| May | 5.20 | 5.37 | -0.17 |
| Jun | 5.05 | 5.13 | -0.08 |
| Jul | 4.58 | 4.49 | 0.09 |
| Aug | 4.15 | 4.34 | -0.19 |
| Sep | 3.81 | 3.95 | -0.14 |
| Oct | 2.96 | 3.02 | -0.06 |
| Nov | 2.08 | 2.08 | 0.00 |
| Dec | 1.44 | 1.42 | 0.02 |
37.68 | 38.44 | -0.76 |