| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 8.16 | 7.18 | 0.98 |
| Feb | 6.30 | 5.56 | 0.74 |
| Mar | 6.75 | 6.21 | 0.54 |
| Apr | 5.83 | 5.51 | 0.32 |
| May | 3.76 | 3.68 | 0.08 |
| Jun | 2.24 | 2.25 | -0.01 |
| Jul | 0.45 | 0.47 | -0.02 |
| Aug | 0.58 | 0.57 | 0.01 |
| Sep | 1.88 | 1.92 | -0.04 |
| Oct | 4.83 | 4.54 | 0.29 |
| Nov | 8.55 | 7.30 | 1.25 |
| Dec | 9.74 | 8.57 | 1.17 |
59.07 | 53.76 | 5.31 |