| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.18 | 3.36 | -0.18 |
| Feb | 2.65 | 2.92 | -0.27 |
| Mar | 3.30 | 3.64 | -0.34 |
| Apr | 3.63 | 3.86 | -0.23 |
| May | 3.83 | 4.07 | -0.24 |
| Jun | 4.61 | 5.34 | -0.73 |
| Jul | 4.64 | 4.88 | -0.24 |
| Aug | 4.28 | 4.54 | -0.26 |
| Sep | 3.67 | 4.00 | -0.33 |
| Oct | 4.53 | 5.07 | -0.54 |
| Nov | 3.31 | 3.57 | -0.26 |
| Dec | 3.75 | 4.06 | -0.31 |
45.38 | 49.31 | -3.93 |