| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.81 | 3.95 | -0.14 |
| Feb | 3.82 | 3.76 | 0.06 |
| Mar | 4.76 | 4.84 | -0.08 |
| Apr | 5.07 | 5.09 | -0.02 |
| May | 4.96 | 5.13 | -0.17 |
| Jun | 4.60 | 4.56 | 0.04 |
| Jul | 4.08 | 4.16 | -0.08 |
| Aug | 3.21 | 2.99 | 0.22 |
| Sep | 3.37 | 3.51 | -0.14 |
| Oct | 3.89 | 3.87 | 0.02 |
| Nov | 4.18 | 4.17 | 0.01 |
| Dec | 4.27 | 4.23 | 0.04 |
50.02 | 50.26 | -0.24 |