| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.78 | 4.76 | 0.02 |
| Feb | 5.04 | 5.16 | -0.12 |
| Mar | 5.52 | 5.39 | 0.13 |
| Apr | 5.25 | 5.50 | -0.25 |
| May | 4.97 | 5.58 | -0.61 |
| Jun | 4.33 | 4.46 | -0.13 |
| Jul | 4.19 | 4.78 | -0.59 |
| Aug | 4.11 | 4.01 | 0.10 |
| Sep | 3.79 | 4.03 | -0.24 |
| Oct | 3.65 | 3.88 | -0.23 |
| Nov | 4.11 | 4.14 | -0.03 |
| Dec | 5.50 | 5.60 | -0.10 |
55.24 | 57.29 | -2.05 |