| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.51 | 0.48 | 0.03 |
| Feb | 0.70 | 0.62 | 0.08 |
| Mar | 1.32 | 1.27 | 0.05 |
| Apr | 1.89 | 1.92 | -0.03 |
| May | 3.24 | 3.23 | 0.01 |
| Jun | 3.18 | 3.17 | 0.01 |
| Jul | 3.63 | 3.55 | 0.08 |
| Aug | 2.92 | 2.93 | -0.01 |
| Sep | 1.69 | 1.69 | 0.00 |
| Oct | 1.69 | 1.69 | 0.00 |
| Nov | 0.77 | 0.83 | -0.06 |
| Dec | 0.78 | 0.86 | -0.08 |
22.32 | 22.24 | 0.08 |