| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.81 | 3.94 | -0.13 |
| Feb | 3.50 | 3.55 | -0.05 |
| Mar | 4.03 | 4.01 | 0.02 |
| Apr | 3.08 | 3.14 | -0.06 |
| May | 3.18 | 3.12 | 0.06 |
| Jun | 4.31 | 4.35 | -0.04 |
| Jul | 3.96 | 4.07 | -0.11 |
| Aug | 4.26 | 4.49 | -0.23 |
| Sep | 3.80 | 3.96 | -0.16 |
| Oct | 3.25 | 3.35 | -0.10 |
| Nov | 3.19 | 3.34 | -0.15 |
| Dec | 4.01 | 4.06 | -0.05 |
44.38 | 45.38 | -1.00 |