| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.23 | 4.25 | -0.02 |
| Feb | 3.93 | 3.93 | 0.00 |
| Mar | 4.50 | 4.61 | -0.11 |
| Apr | 3.90 | 4.16 | -0.26 |
| May | 3.99 | 3.92 | 0.07 |
| Jun | 4.27 | 4.10 | 0.17 |
| Jul | 4.26 | 4.64 | -0.38 |
| Aug | 4.69 | 4.91 | -0.22 |
| Sep | 3.89 | 3.90 | -0.01 |
| Oct | 3.41 | 3.69 | -0.28 |
| Nov | 3.77 | 4.00 | -0.23 |
| Dec | 4.52 | 4.86 | -0.34 |
49.36 | 50.97 | -1.61 |