| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.63 | 0.40 | 0.23 |
| Feb | 0.67 | 0.43 | 0.24 |
| Mar | 1.40 | 1.00 | 0.40 |
| Apr | 2.20 | 1.83 | 0.37 |
| May | 2.47 | 2.21 | 0.26 |
| Jun | 2.07 | 2.10 | -0.03 |
| Jul | 3.26 | 2.79 | 0.47 |
| Aug | 2.81 | 3.30 | -0.49 |
| Sep | 1.50 | 1.64 | -0.14 |
| Oct | 1.05 | 0.77 | 0.28 |
| Nov | 0.77 | 0.59 | 0.18 |
| Dec | 0.58 | 0.41 | 0.17 |
19.41 | 17.47 | 1.94 |