| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.56 | 3.64 | -0.08 |
| Feb | 3.01 | 3.10 | -0.09 |
| Mar | 3.80 | 4.01 | -0.21 |
| Apr | 4.03 | 4.08 | -0.05 |
| May | 3.87 | 3.92 | -0.05 |
| Jun | 4.12 | 4.02 | 0.10 |
| Jul | 4.26 | 4.28 | -0.02 |
| Aug | 4.34 | 4.29 | 0.05 |
| Sep | 4.03 | 4.20 | -0.17 |
| Oct | 3.22 | 3.24 | -0.02 |
| Nov | 3.18 | 3.24 | -0.06 |
| Dec | 3.49 | 3.78 | -0.29 |
44.91 | 45.80 | -0.89 |