| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.98 | 3.07 | -0.09 |
| Feb | 2.52 | 2.46 | 0.06 |
| Mar | 3.66 | 3.64 | 0.02 |
| Apr | 3.56 | 3.43 | 0.13 |
| May | 3.77 | 3.79 | -0.02 |
| Jun | 4.05 | 4.23 | -0.18 |
| Jul | 4.44 | 4.34 | 0.10 |
| Aug | 3.83 | 3.82 | 0.01 |
| Sep | 4.55 | 4.59 | -0.04 |
| Oct | 4.13 | 4.19 | -0.06 |
| Nov | 3.07 | 3.14 | -0.07 |
| Dec | 3.42 | 3.50 | -0.08 |
43.98 | 44.20 | -0.22 |