| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.25 | 5.22 | 0.03 |
| Feb | 5.39 | 5.37 | 0.02 |
| Mar | 5.35 | 5.33 | 0.02 |
| Apr | 5.00 | 5.22 | -0.22 |
| May | 4.20 | 4.38 | -0.18 |
| Jun | 4.75 | 4.84 | -0.09 |
| Jul | 4.91 | 4.63 | 0.28 |
| Aug | 4.09 | 4.44 | -0.35 |
| Sep | 4.01 | 4.24 | -0.23 |
| Oct | 3.33 | 3.37 | -0.04 |
| Nov | 4.50 | 4.54 | -0.04 |
| Dec | 4.95 | 5.18 | -0.23 |
55.73 | 56.76 | -1.03 |