| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.36 | 0.32 | 0.04 |
| Feb | 0.32 | 0.29 | 0.03 |
| Mar | 0.58 | 0.56 | 0.02 |
| Apr | 0.62 | 0.63 | -0.01 |
| May | 0.76 | 0.74 | 0.02 |
| Jun | 0.58 | 0.46 | 0.12 |
| Jul | 1.55 | 1.29 | 0.26 |
| Aug | 1.71 | 1.50 | 0.21 |
| Sep | 1.05 | 1.06 | -0.01 |
| Oct | 0.76 | 0.75 | 0.01 |
| Nov | 0.47 | 0.47 | 0.00 |
| Dec | 0.46 | 0.37 | 0.09 |
9.22 | 8.44 | 0.78 |