| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 6.32 | 6.89 | -0.57 |
| Feb | 4.92 | 5.08 | -0.16 |
| Mar | 5.11 | 4.90 | 0.21 |
| Apr | 3.30 | 3.23 | 0.07 |
| May | 2.05 | 2.15 | -0.10 |
| Jun | 1.08 | 1.28 | -0.20 |
| Jul | 0.29 | 0.29 | 0.00 |
| Aug | 0.35 | 0.34 | 0.01 |
| Sep | 1.24 | 1.40 | -0.16 |
| Oct | 3.31 | 3.42 | -0.11 |
| Nov | 6.13 | 6.46 | -0.33 |
| Dec | 7.51 | 7.75 | -0.24 |
41.61 | 43.19 | -1.58 |