| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 6.24 | 6.28 | -0.04 |
| Feb | 4.66 | 4.32 | 0.34 |
| Mar | 4.98 | 5.00 | -0.02 |
| Apr | 3.79 | 3.55 | 0.24 |
| May | 2.95 | 2.75 | 0.20 |
| Jun | 2.10 | 1.99 | 0.11 |
| Jul | 0.56 | 0.51 | 0.05 |
| Aug | 0.67 | 0.60 | 0.07 |
| Sep | 1.78 | 1.64 | 0.14 |
| Oct | 4.22 | 3.95 | 0.27 |
| Nov | 6.72 | 6.31 | 0.41 |
| Dec | 7.07 | 7.05 | 0.02 |
45.74 | 43.95 | 1.79 |