| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.28 | 3.50 | -0.22 |
| Feb | 3.07 | 3.20 | -0.13 |
| Mar | 3.34 | 3.45 | -0.11 |
| Apr | 3.26 | 3.25 | 0.01 |
| May | 3.13 | 3.22 | -0.09 |
| Jun | 5.54 | 5.77 | -0.23 |
| Jul | 5.72 | 6.36 | -0.64 |
| Aug | 6.27 | 6.97 | -0.70 |
| Sep | 5.17 | 5.60 | -0.43 |
| Oct | 4.26 | 4.37 | -0.11 |
| Nov | 2.74 | 2.86 | -0.12 |
| Dec | 3.25 | 3.60 | -0.35 |
49.03 | 52.15 | -3.12 |