| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.46 | 0.51 | -0.05 |
| Feb | 0.51 | 0.57 | -0.06 |
| Mar | 0.90 | 0.88 | 0.02 |
| Apr | 1.79 | 1.76 | 0.03 |
| May | 2.98 | 2.94 | 0.04 |
| Jun | 2.54 | 2.48 | 0.06 |
| Jul | 1.75 | 1.63 | 0.12 |
| Aug | 1.07 | 1.13 | -0.06 |
| Sep | 1.31 | 1.12 | 0.19 |
| Oct | 1.31 | 1.31 | 0.00 |
| Nov | 0.54 | 0.54 | 0.00 |
| Dec | 0.45 | 0.45 | 0.00 |
15.61 | 15.32 | 0.29 |