| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.49 | 3.49 | 0.00 |
| Feb | 3.24 | 3.26 | -0.02 |
| Mar | 3.61 | 3.58 | 0.03 |
| Apr | 3.34 | 3.36 | -0.02 |
| May | 3.66 | 3.57 | 0.09 |
| Jun | 5.36 | 5.46 | -0.10 |
| Jul | 6.21 | 6.66 | -0.45 |
| Aug | 6.57 | 7.16 | -0.59 |
| Sep | 5.86 | 6.79 | -0.93 |
| Oct | 4.49 | 4.95 | -0.46 |
| Nov | 3.09 | 2.96 | 0.13 |
| Dec | 3.78 | 3.76 | 0.02 |
52.70 | 55.00 | -2.30 |