| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.58 | 3.67 | -0.09 |
| Feb | 2.76 | 3.14 | -0.38 |
| Mar | 4.06 | 4.37 | -0.31 |
| Apr | 3.98 | 4.21 | -0.23 |
| May | 4.02 | 4.34 | -0.32 |
| Jun | 4.70 | 5.06 | -0.36 |
| Jul | 4.72 | 4.62 | 0.10 |
| Aug | 4.44 | 4.69 | -0.25 |
| Sep | 4.44 | 4.53 | -0.09 |
| Oct | 4.54 | 4.94 | -0.40 |
| Nov | 3.50 | 3.76 | -0.26 |
| Dec | 4.37 | 4.73 | -0.36 |
49.11 | 52.06 | -2.95 |