| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.06 | 4.27 | -0.21 |
| Feb | 3.60 | 3.69 | -0.09 |
| Mar | 5.28 | 5.39 | -0.11 |
| Apr | 4.44 | 4.60 | -0.16 |
| May | 3.50 | 3.50 | 0.00 |
| Jun | 3.78 | 3.90 | -0.12 |
| Jul | 3.22 | 3.29 | -0.07 |
| Aug | 3.75 | 3.88 | -0.13 |
| Sep | 4.13 | 4.03 | 0.10 |
| Oct | 4.69 | 4.88 | -0.19 |
| Nov | 4.38 | 4.46 | -0.08 |
| Dec | 4.88 | 5.08 | -0.20 |
49.71 | 50.97 | -1.26 |