| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.23 | 1.20 | 0.03 |
| Feb | 1.20 | 1.06 | 0.14 |
| Mar | 0.90 | 0.78 | 0.12 |
| Apr | 0.34 | 0.29 | 0.05 |
| May | 0.20 | 0.20 | 0.00 |
| Jun | 0.20 | 0.25 | -0.05 |
| Jul | 1.96 | 1.90 | 0.06 |
| Aug | 2.25 | 2.46 | -0.21 |
| Sep | 1.34 | 1.14 | 0.20 |
| Oct | 0.63 | 0.85 | -0.22 |
| Nov | 0.84 | 0.72 | 0.12 |
| Dec | 1.36 | 1.23 | 0.13 |
12.45 | 12.08 | 0.37 |