| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.77 | 2.76 | 0.01 |
| Feb | 2.13 | 2.11 | 0.02 |
| Mar | 2.81 | 2.70 | 0.11 |
| Apr | 2.68 | 2.72 | -0.04 |
| May | 3.21 | 3.10 | 0.11 |
| Jun | 8.00 | 8.08 | -0.08 |
| Jul | 8.19 | 8.24 | -0.05 |
| Aug | 9.08 | 8.78 | 0.30 |
| Sep | 6.80 | 7.04 | -0.24 |
| Oct | 2.66 | 2.78 | -0.12 |
| Nov | 1.75 | 1.89 | -0.14 |
| Dec | 2.36 | 2.31 | 0.05 |
52.44 | 52.51 | -0.07 |