| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 9.15 | 9.36 | -0.21 |
| Feb | 8.38 | 7.91 | 0.47 |
| Mar | 7.79 | 8.29 | -0.50 |
| Apr | 4.32 | 4.38 | -0.06 |
| May | 2.80 | 2.88 | -0.08 |
| Jun | 0.73 | 0.78 | -0.05 |
| Jul | 0.04 | 0.06 | -0.02 |
| Aug | 0.06 | 0.07 | -0.01 |
| Sep | 0.41 | 0.41 | 0.00 |
| Oct | 2.64 | 2.63 | 0.01 |
| Nov | 4.98 | 4.84 | 0.14 |
| Dec | 8.62 | 8.85 | -0.23 |
49.92 | 50.46 | -0.54 |