| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.18 | 4.22 | -0.04 |
| Feb | 4.60 | 4.70 | -0.10 |
| Mar | 5.75 | 5.65 | 0.10 |
| Apr | 5.76 | 5.78 | -0.02 |
| May | 5.43 | 5.28 | 0.15 |
| Jun | 4.64 | 4.45 | 0.19 |
| Jul | 4.37 | 4.50 | -0.13 |
| Aug | 3.36 | 3.28 | 0.08 |
| Sep | 3.60 | 3.52 | 0.08 |
| Oct | 4.06 | 4.09 | -0.03 |
| Nov | 4.41 | 4.45 | -0.04 |
| Dec | 5.48 | 5.50 | -0.02 |
55.64 | 55.42 | 0.22 |