| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 9.94 | 9.75 | 0.19 |
| Feb | 9.46 | 9.26 | 0.20 |
| Mar | 8.65 | 8.69 | -0.04 |
| Apr | 4.93 | 4.97 | -0.04 |
| May | 3.00 | 2.97 | 0.03 |
| Jun | 0.86 | 0.86 | 0.00 |
| Jul | 0.02 | 0.02 | 0.00 |
| Aug | 0.10 | 0.11 | -0.01 |
| Sep | 0.55 | 0.55 | 0.00 |
| Oct | 2.94 | 2.88 | 0.06 |
| Nov | 6.01 | 5.99 | 0.02 |
| Dec | 10.53 | 10.91 | -0.38 |
56.99 | 56.96 | 0.03 |