| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.21 | 0.22 | -0.01 |
| Feb | 0.23 | 0.24 | -0.01 |
| Mar | 0.58 | 0.66 | -0.08 |
| Apr | 1.11 | 1.21 | -0.10 |
| May | 1.53 | 1.52 | 0.01 |
| Jun | 1.48 | 1.46 | 0.02 |
| Jul | 2.37 | 2.25 | 0.12 |
| Aug | 2.13 | 1.95 | 0.18 |
| Sep | 0.80 | 0.72 | 0.08 |
| Oct | 0.75 | 0.78 | -0.03 |
| Nov | 0.33 | 0.34 | -0.01 |
| Dec | 0.23 | 0.26 | -0.03 |
11.75 | 11.61 | 0.14 |