| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.33 | 3.34 | -0.01 |
| Feb | 2.59 | 2.66 | -0.07 |
| Mar | 3.33 | 3.43 | -0.10 |
| Apr | 3.59 | 3.77 | -0.18 |
| May | 3.48 | 3.47 | 0.01 |
| Jun | 3.88 | 3.98 | -0.10 |
| Jul | 3.28 | 3.25 | 0.03 |
| Aug | 3.39 | 3.35 | 0.04 |
| Sep | 3.69 | 3.56 | 0.13 |
| Oct | 4.80 | 4.75 | 0.05 |
| Nov | 4.07 | 4.06 | 0.01 |
| Dec | 4.05 | 4.30 | -0.25 |
43.48 | 43.92 | -0.44 |