| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.76 | 2.84 | -0.08 |
| Feb | 2.36 | 2.51 | -0.15 |
| Mar | 2.80 | 3.00 | -0.20 |
| Apr | 3.25 | 3.36 | -0.11 |
| May | 3.40 | 3.41 | -0.01 |
| Jun | 4.01 | 3.92 | 0.09 |
| Jul | 4.12 | 4.01 | 0.11 |
| Aug | 3.76 | 3.53 | 0.23 |
| Sep | 3.42 | 3.37 | 0.05 |
| Oct | 4.29 | 4.41 | -0.12 |
| Nov | 2.96 | 3.07 | -0.11 |
| Dec | 3.35 | 3.61 | -0.26 |
40.48 | 41.04 | -0.56 |