| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.38 | 0.39 | -0.01 |
| Feb | 0.29 | 0.31 | -0.02 |
| Mar | 0.40 | 0.40 | 0.00 |
| Apr | 0.95 | 0.96 | -0.01 |
| May | 1.63 | 1.58 | 0.05 |
| Jun | 2.44 | 2.55 | -0.11 |
| Jul | 1.00 | 1.11 | -0.11 |
| Aug | 1.02 | 1.04 | -0.02 |
| Sep | 0.96 | 0.97 | -0.01 |
| Oct | 0.72 | 0.69 | 0.03 |
| Nov | 0.47 | 0.50 | -0.03 |
| Dec | 0.34 | 0.36 | -0.02 |
10.60 | 10.86 | -0.26 |