| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.59 | 3.58 | 0.01 |
| Feb | 3.64 | 3.70 | -0.06 |
| Mar | 5.02 | 5.00 | 0.02 |
| Apr | 5.35 | 5.23 | 0.12 |
| May | 5.65 | 5.34 | 0.31 |
| Jun | 3.60 | 3.62 | -0.02 |
| Jul | 4.07 | 4.04 | 0.03 |
| Aug | 3.77 | 3.82 | -0.05 |
| Sep | 3.69 | 3.69 | 0.00 |
| Oct | 4.08 | 4.12 | -0.04 |
| Nov | 4.95 | 5.05 | -0.10 |
| Dec | 4.59 | 4.67 | -0.08 |
52.00 | 51.86 | 0.14 |