| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.99 | 1.09 | -0.10 |
| Feb | 0.96 | 0.96 | 0.00 |
| Mar | 1.40 | 1.37 | 0.03 |
| Apr | 2.37 | 2.35 | 0.02 |
| May | 3.16 | 3.11 | 0.05 |
| Jun | 4.35 | 4.53 | -0.18 |
| Jul | 3.95 | 4.23 | -0.28 |
| Aug | 3.44 | 3.39 | 0.05 |
| Sep | 3.41 | 3.39 | 0.02 |
| Oct | 2.96 | 2.81 | 0.15 |
| Nov | 1.80 | 1.78 | 0.02 |
| Dec | 1.36 | 1.50 | -0.14 |
30.15 | 30.51 | -0.36 |