| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.60 | 3.65 | -0.05 |
| Feb | 3.16 | 3.03 | 0.13 |
| Mar | 3.93 | 4.02 | -0.09 |
| Apr | 3.82 | 3.68 | 0.14 |
| May | 3.54 | 3.58 | -0.04 |
| Jun | 4.24 | 4.24 | 0.00 |
| Jul | 3.91 | 4.07 | -0.16 |
| Aug | 4.23 | 4.30 | -0.07 |
| Sep | 4.07 | 4.01 | 0.06 |
| Oct | 3.13 | 3.21 | -0.08 |
| Nov | 3.24 | 3.21 | 0.03 |
| Dec | 3.68 | 3.60 | 0.08 |
44.55 | 44.60 | -0.05 |