| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.44 | 0.39 | 0.05 |
| Feb | 0.56 | 0.53 | 0.03 |
| Mar | 0.93 | 0.92 | 0.01 |
| Apr | 1.91 | 1.93 | -0.02 |
| May | 3.44 | 3.37 | 0.07 |
| Jun | 2.99 | 2.99 | 0.00 |
| Jul | 2.36 | 2.24 | 0.12 |
| Aug | 1.52 | 1.57 | -0.05 |
| Sep | 1.20 | 1.19 | 0.01 |
| Oct | 1.48 | 1.51 | -0.03 |
| Nov | 0.57 | 0.55 | 0.02 |
| Dec | 0.53 | 0.50 | 0.03 |
17.93 | 17.69 | 0.24 |