| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.10 | 2.17 | -0.07 |
| Feb | 1.60 | 1.57 | 0.03 |
| Mar | 1.96 | 2.19 | -0.23 |
| Apr | 3.26 | 3.33 | -0.07 |
| May | 3.34 | 3.56 | -0.22 |
| Jun | 3.34 | 3.50 | -0.16 |
| Jul | 3.06 | 3.11 | -0.05 |
| Aug | 3.07 | 3.09 | -0.02 |
| Sep | 3.08 | 3.22 | -0.14 |
| Oct | 3.87 | 3.95 | -0.08 |
| Nov | 3.05 | 3.16 | -0.11 |
| Dec | 2.27 | 2.44 | -0.17 |
34.00 | 35.29 | -1.29 |