| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.18 | 1.20 | -0.02 |
| Feb | 1.15 | 1.02 | 0.13 |
| Mar | 0.79 | 0.82 | -0.03 |
| Apr | 0.34 | 0.28 | 0.06 |
| May | 0.20 | 0.17 | 0.03 |
| Jun | 0.22 | 0.28 | -0.06 |
| Jul | 2.10 | 2.03 | 0.07 |
| Aug | 2.29 | 2.72 | -0.43 |
| Sep | 1.53 | 1.19 | 0.34 |
| Oct | 0.66 | 0.72 | -0.06 |
| Nov | 0.67 | 0.67 | 0.00 |
| Dec | 1.37 | 1.26 | 0.11 |
12.50 | 12.36 | 0.14 |