| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.39 | 3.35 | 0.04 |
| Feb | 2.73 | 2.79 | -0.06 |
| Mar | 3.48 | 3.47 | 0.01 |
| Apr | 3.90 | 3.98 | -0.08 |
| May | 3.80 | 3.82 | -0.02 |
| Jun | 4.55 | 4.57 | -0.02 |
| Jul | 3.92 | 3.77 | 0.15 |
| Aug | 3.87 | 3.87 | 0.00 |
| Sep | 3.76 | 3.85 | -0.09 |
| Oct | 5.23 | 5.30 | -0.07 |
| Nov | 4.40 | 4.43 | -0.03 |
| Dec | 4.34 | 4.15 | 0.19 |
47.37 | 47.35 | 0.02 |