| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.30 | 5.40 | -0.10 |
| Feb | 5.48 | 5.46 | 0.02 |
| Mar | 5.30 | 5.11 | 0.19 |
| Apr | 5.66 | 5.69 | -0.03 |
| May | 4.07 | 4.08 | -0.01 |
| Jun | 4.15 | 4.31 | -0.16 |
| Jul | 4.41 | 4.59 | -0.18 |
| Aug | 3.98 | 4.18 | -0.20 |
| Sep | 3.48 | 3.61 | -0.13 |
| Oct | 3.65 | 3.74 | -0.09 |
| Nov | 4.20 | 4.23 | -0.03 |
| Dec | 5.37 | 5.23 | 0.14 |
55.05 | 55.63 | -0.58 |