| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.58 | 3.65 | -0.07 |
| Feb | 3.17 | 3.08 | 0.09 |
| Mar | 3.91 | 4.06 | -0.15 |
| Apr | 3.77 | 3.79 | -0.02 |
| May | 3.55 | 3.60 | -0.05 |
| Jun | 4.30 | 4.39 | -0.09 |
| Jul | 3.99 | 4.35 | -0.36 |
| Aug | 4.24 | 4.40 | -0.16 |
| Sep | 4.03 | 4.08 | -0.05 |
| Oct | 3.19 | 3.32 | -0.13 |
| Nov | 3.25 | 3.31 | -0.06 |
| Dec | 3.64 | 3.64 | 0.00 |
44.62 | 45.67 | -1.05 |