| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.29 | 4.50 | 0.79 |
| Feb | 5.08 | 4.54 | 0.54 |
| Mar | 4.00 | 3.41 | 0.59 |
| Apr | 1.76 | 1.69 | 0.07 |
| May | 0.83 | 0.81 | 0.02 |
| Jun | 0.17 | 0.23 | -0.06 |
| Jul | 0.00 | 0.01 | -0.01 |
| Aug | 0.03 | 0.05 | -0.02 |
| Sep | 0.09 | 0.10 | -0.01 |
| Oct | 1.20 | 1.07 | 0.13 |
| Nov | 2.73 | 2.43 | 0.30 |
| Dec | 5.47 | 4.85 | 0.62 |
26.65 | 23.69 | 2.96 |