| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.29 | 3.51 | -0.22 |
| Feb | 2.77 | 2.89 | -0.12 |
| Mar | 4.06 | 4.32 | -0.26 |
| Apr | 3.62 | 3.66 | -0.04 |
| May | 3.64 | 3.79 | -0.15 |
| Jun | 4.30 | 4.25 | 0.05 |
| Jul | 4.63 | 4.62 | 0.01 |
| Aug | 4.34 | 4.66 | -0.32 |
| Sep | 4.60 | 4.51 | 0.09 |
| Oct | 3.81 | 4.06 | -0.25 |
| Nov | 3.21 | 3.21 | 0.00 |
| Dec | 4.09 | 4.32 | -0.23 |
46.36 | 47.80 | -1.44 |