| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 7.51 | 7.67 | -0.16 |
| Feb | 7.35 | 6.59 | 0.76 |
| Mar | 6.63 | 6.83 | -0.20 |
| Apr | 3.56 | 3.61 | -0.05 |
| May | 2.06 | 2.14 | -0.08 |
| Jun | 0.61 | 0.62 | -0.01 |
| Jul | 0.01 | 0.01 | 0.00 |
| Aug | 0.07 | 0.08 | -0.01 |
| Sep | 0.38 | 0.36 | 0.02 |
| Oct | 2.13 | 2.14 | -0.01 |
| Nov | 4.59 | 4.61 | -0.02 |
| Dec | 7.98 | 8.17 | -0.19 |
42.88 | 42.83 | 0.05 |