| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.04 | 5.38 | -0.34 |
| Feb | 5.08 | 5.07 | 0.01 |
| Mar | 5.38 | 5.51 | -0.13 |
| Apr | 5.00 | 5.29 | -0.29 |
| May | 4.29 | 4.67 | -0.38 |
| Jun | 4.78 | 5.10 | -0.32 |
| Jul | 4.91 | 5.45 | -0.54 |
| Aug | 3.73 | 3.94 | -0.21 |
| Sep | 4.50 | 4.77 | -0.27 |
| Oct | 3.22 | 3.41 | -0.19 |
| Nov | 4.77 | 4.73 | 0.04 |
| Dec | 5.66 | 5.82 | -0.16 |
56.36 | 59.14 | -2.78 |