| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 6.14 | 7.04 | -0.90 |
| Feb | 4.58 | 5.17 | -0.59 |
| Mar | 4.75 | 5.66 | -0.91 |
| Apr | 3.57 | 4.23 | -0.66 |
| May | 2.55 | 2.98 | -0.43 |
| Jun | 1.63 | 1.85 | -0.22 |
| Jul | 0.42 | 0.42 | 0.00 |
| Aug | 0.56 | 0.61 | -0.05 |
| Sep | 1.58 | 1.66 | -0.08 |
| Oct | 4.00 | 4.60 | -0.60 |
| Nov | 6.52 | 7.23 | -0.71 |
| Dec | 7.23 | 7.75 | -0.52 |
43.53 | 49.20 | -5.67 |