| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.45 | 5.61 | -0.16 |
| Feb | 5.20 | 5.25 | -0.05 |
| Mar | 5.63 | 5.55 | 0.08 |
| Apr | 5.67 | 6.04 | -0.37 |
| May | 4.26 | 4.25 | 0.01 |
| Jun | 4.23 | 4.33 | -0.10 |
| Jul | 4.48 | 4.74 | -0.26 |
| Aug | 4.34 | 4.29 | 0.05 |
| Sep | 3.60 | 3.51 | 0.09 |
| Oct | 3.62 | 3.62 | 0.00 |
| Nov | 4.41 | 4.62 | -0.21 |
| Dec | 5.46 | 5.20 | 0.26 |
56.35 | 57.01 | -0.66 |