| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.18 | 3.19 | -0.01 |
| Feb | 2.60 | 2.61 | -0.01 |
| Mar | 3.44 | 3.54 | -0.10 |
| Apr | 4.79 | 4.70 | 0.09 |
| May | 4.92 | 4.99 | -0.07 |
| Jun | 4.93 | 5.07 | -0.14 |
| Jul | 4.30 | 4.29 | 0.01 |
| Aug | 3.41 | 3.35 | 0.06 |
| Sep | 3.20 | 3.25 | -0.05 |
| Oct | 3.25 | 3.19 | 0.06 |
| Nov | 3.48 | 3.49 | -0.01 |
| Dec | 3.31 | 3.35 | -0.04 |
44.81 | 45.02 | -0.21 |