| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.60 | 3.65 | -0.05 |
| Feb | 3.16 | 3.06 | 0.10 |
| Mar | 3.93 | 4.04 | -0.11 |
| Apr | 3.82 | 3.75 | 0.07 |
| May | 3.54 | 3.59 | -0.05 |
| Jun | 4.24 | 4.32 | -0.08 |
| Jul | 3.91 | 4.19 | -0.28 |
| Aug | 4.23 | 4.34 | -0.11 |
| Sep | 4.07 | 4.05 | 0.02 |
| Oct | 3.13 | 3.27 | -0.14 |
| Nov | 3.24 | 3.27 | -0.03 |
| Dec | 3.68 | 3.63 | 0.05 |
44.55 | 45.16 | -0.61 |