| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.34 | 3.57 | -0.23 |
| Feb | 3.22 | 3.35 | -0.13 |
| Mar | 3.54 | 3.62 | -0.08 |
| Apr | 3.20 | 3.27 | -0.07 |
| May | 3.78 | 3.87 | -0.09 |
| Jun | 4.88 | 5.04 | -0.16 |
| Jul | 5.51 | 5.60 | -0.09 |
| Aug | 6.21 | 6.30 | -0.09 |
| Sep | 5.69 | 6.20 | -0.51 |
| Oct | 3.86 | 3.87 | -0.01 |
| Nov | 3.13 | 3.33 | -0.20 |
| Dec | 3.63 | 3.61 | 0.02 |
49.99 | 51.63 | -1.64 |