| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.77 | 3.74 | 0.03 |
| Feb | 4.26 | 4.18 | 0.08 |
| Mar | 5.19 | 5.09 | 0.10 |
| Apr | 5.55 | 5.70 | -0.15 |
| May | 6.26 | 6.18 | 0.08 |
| Jun | 4.33 | 4.44 | -0.11 |
| Jul | 4.33 | 4.02 | 0.31 |
| Aug | 4.04 | 3.63 | 0.41 |
| Sep | 3.95 | 3.96 | -0.01 |
| Oct | 4.66 | 4.61 | 0.05 |
| Nov | 4.87 | 5.13 | -0.26 |
| Dec | 5.20 | 5.08 | 0.12 |
56.41 | 55.76 | 0.65 |