| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.08 | 2.23 | -0.15 |
| Feb | 2.07 | 2.16 | -0.09 |
| Mar | 3.01 | 3.01 | 0.00 |
| Apr | 4.34 | 4.36 | -0.02 |
| May | 4.89 | 5.08 | -0.19 |
| Jun | 4.53 | 4.60 | -0.07 |
| Jul | 4.40 | 4.08 | 0.32 |
| Aug | 3.62 | 3.41 | 0.21 |
| Sep | 3.61 | 3.61 | 0.00 |
| Oct | 3.19 | 3.12 | 0.07 |
| Nov | 2.82 | 2.95 | -0.13 |
| Dec | 2.19 | 2.23 | -0.04 |
40.75 | 40.84 | -0.09 |