| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 8.00 | 9.10 | -1.10 |
| Feb | 6.95 | 8.32 | -1.37 |
| Mar | 5.27 | 6.46 | -1.19 |
| Apr | 2.45 | 2.81 | -0.36 |
| May | 0.91 | 1.14 | -0.23 |
| Jun | 0.20 | 0.30 | -0.10 |
| Jul | 0.01 | 0.01 | 0.00 |
| Aug | 0.03 | 0.05 | -0.02 |
| Sep | 0.11 | 0.15 | -0.04 |
| Oct | 1.41 | 1.97 | -0.56 |
| Nov | 3.74 | 4.43 | -0.69 |
| Dec | 7.60 | 9.44 | -1.84 |
36.68 | 44.18 | -7.50 |