| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.95 | 6.69 | -0.74 |
| Feb | 4.41 | 4.86 | -0.45 |
| Mar | 4.56 | 5.30 | -0.74 |
| Apr | 3.53 | 4.00 | -0.47 |
| May | 2.56 | 2.90 | -0.34 |
| Jun | 1.71 | 1.96 | -0.25 |
| Jul | 0.44 | 0.48 | -0.04 |
| Aug | 0.56 | 0.61 | -0.05 |
| Sep | 1.55 | 1.70 | -0.15 |
| Oct | 3.91 | 4.33 | -0.42 |
| Nov | 6.39 | 6.96 | -0.57 |
| Dec | 6.93 | 7.61 | -0.68 |
42.50 | 47.40 | -4.90 |