| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.54 | 2.68 | -0.14 |
| Feb | 2.15 | 2.34 | -0.19 |
| Mar | 3.45 | 3.53 | -0.08 |
| Apr | 4.68 | 4.73 | -0.05 |
| May | 4.98 | 4.98 | 0.00 |
| Jun | 4.40 | 4.53 | -0.13 |
| Jul | 3.87 | 3.92 | -0.05 |
| Aug | 3.35 | 3.39 | -0.04 |
| Sep | 3.44 | 3.41 | 0.03 |
| Oct | 3.08 | 3.19 | -0.11 |
| Nov | 3.35 | 3.56 | -0.21 |
| Dec | 2.74 | 2.70 | 0.04 |
42.03 | 42.96 | -0.93 |