| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.25 | 3.48 | -0.23 |
| Feb | 3.05 | 3.17 | -0.12 |
| Mar | 3.34 | 3.47 | -0.13 |
| Apr | 3.22 | 3.26 | -0.04 |
| May | 3.06 | 3.12 | -0.06 |
| Jun | 5.38 | 5.52 | -0.14 |
| Jul | 5.65 | 6.00 | -0.35 |
| Aug | 6.31 | 6.71 | -0.40 |
| Sep | 5.17 | 5.36 | -0.19 |
| Oct | 4.24 | 4.31 | -0.07 |
| Nov | 2.71 | 2.83 | -0.12 |
| Dec | 3.20 | 3.50 | -0.30 |
48.58 | 50.73 | -2.15 |