| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 6.09 | 5.52 | 0.57 |
| Feb | 5.27 | 4.87 | 0.40 |
| Mar | 5.50 | 5.09 | 0.41 |
| Apr | 4.98 | 4.92 | 0.06 |
| May | 4.41 | 4.51 | -0.10 |
| Jun | 5.65 | 5.29 | 0.36 |
| Jul | 5.20 | 5.06 | 0.14 |
| Aug | 5.21 | 4.58 | 0.63 |
| Sep | 3.99 | 4.16 | -0.17 |
| Oct | 3.86 | 3.49 | 0.37 |
| Nov | 4.73 | 4.51 | 0.22 |
| Dec | 5.87 | 5.43 | 0.44 |
60.76 | 57.43 | 3.33 |