| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.28 | 3.31 | -0.03 |
| Feb | 3.21 | 3.51 | -0.30 |
| Mar | 4.52 | 4.67 | -0.15 |
| Apr | 5.32 | 5.30 | 0.02 |
| May | 5.19 | 5.41 | -0.22 |
| Jun | 4.02 | 3.98 | 0.04 |
| Jul | 4.06 | 4.17 | -0.11 |
| Aug | 3.41 | 3.19 | 0.22 |
| Sep | 3.26 | 3.35 | -0.09 |
| Oct | 3.63 | 3.63 | 0.00 |
| Nov | 4.34 | 4.52 | -0.18 |
| Dec | 3.53 | 3.72 | -0.19 |
47.77 | 48.76 | -0.99 |