| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.31 | 3.34 | -0.03 |
| Feb | 2.80 | 2.84 | -0.04 |
| Mar | 4.30 | 4.35 | -0.05 |
| Apr | 3.69 | 3.57 | 0.12 |
| May | 3.67 | 3.76 | -0.09 |
| Jun | 4.48 | 4.57 | -0.09 |
| Jul | 4.56 | 4.63 | -0.07 |
| Aug | 4.30 | 4.45 | -0.15 |
| Sep | 4.40 | 4.54 | -0.14 |
| Oct | 3.80 | 4.09 | -0.29 |
| Nov | 3.29 | 3.22 | 0.07 |
| Dec | 4.05 | 4.19 | -0.14 |
46.65 | 47.55 | -0.90 |