| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.79 | 1.72 | 0.07 |
| Feb | 2.04 | 1.80 | 0.24 |
| Mar | 1.60 | 1.39 | 0.21 |
| Apr | 0.60 | 0.58 | 0.02 |
| May | 0.55 | 0.48 | 0.07 |
| Jun | 0.31 | 0.26 | 0.05 |
| Jul | 2.37 | 2.68 | -0.31 |
| Aug | 3.04 | 2.76 | 0.28 |
| Sep | 1.66 | 1.77 | -0.11 |
| Oct | 1.04 | 1.00 | 0.04 |
| Nov | 0.99 | 0.77 | 0.22 |
| Dec | 1.63 | 1.46 | 0.17 |
17.62 | 16.67 | 0.95 |