| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.16 | 3.19 | -0.03 |
| Feb | 2.72 | 2.79 | -0.07 |
| Mar | 3.22 | 3.36 | -0.14 |
| Apr | 3.44 | 3.80 | -0.36 |
| May | 3.66 | 3.70 | -0.04 |
| Jun | 4.22 | 4.48 | -0.26 |
| Jul | 4.60 | 4.58 | 0.02 |
| Aug | 3.90 | 3.82 | 0.08 |
| Sep | 3.92 | 3.77 | 0.15 |
| Oct | 4.77 | 5.11 | -0.34 |
| Nov | 3.79 | 3.85 | -0.06 |
| Dec | 4.08 | 4.14 | -0.06 |
45.48 | 46.59 | -1.11 |