| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.63 | 1.72 | -0.09 |
| Feb | 1.50 | 1.44 | 0.06 |
| Mar | 2.23 | 2.26 | -0.03 |
| Apr | 1.80 | 1.77 | 0.03 |
| May | 3.61 | 3.57 | 0.04 |
| Jun | 3.66 | 3.26 | 0.40 |
| Jul | 2.40 | 2.54 | -0.14 |
| Aug | 2.21 | 2.17 | 0.04 |
| Sep | 5.53 | 5.62 | -0.09 |
| Oct | 3.31 | 3.55 | -0.24 |
| Nov | 2.23 | 2.20 | 0.03 |
| Dec | 1.68 | 1.58 | 0.10 |
31.79 | 31.68 | 0.11 |