| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.36 | 0.36 | 0.00 |
| Feb | 0.49 | 0.46 | 0.03 |
| Mar | 0.90 | 0.96 | -0.06 |
| Apr | 2.01 | 1.95 | 0.06 |
| May | 2.93 | 3.14 | -0.21 |
| Jun | 3.08 | 3.27 | -0.19 |
| Jul | 2.44 | 2.70 | -0.26 |
| Aug | 1.92 | 1.97 | -0.05 |
| Sep | 1.48 | 1.50 | -0.02 |
| Oct | 1.28 | 1.29 | -0.01 |
| Nov | 0.52 | 0.48 | 0.04 |
| Dec | 0.40 | 0.45 | -0.05 |
17.81 | 18.53 | -0.72 |