| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.09 | 2.21 | -0.12 |
| Feb | 1.48 | 1.45 | 0.03 |
| Mar | 1.83 | 1.99 | -0.16 |
| Apr | 1.42 | 1.38 | 0.04 |
| May | 1.68 | 1.49 | 0.19 |
| Jun | 1.39 | 1.38 | 0.01 |
| Jul | 0.52 | 0.44 | 0.08 |
| Aug | 0.48 | 0.40 | 0.08 |
| Sep | 0.61 | 0.60 | 0.01 |
| Oct | 1.43 | 1.43 | 0.00 |
| Nov | 2.03 | 2.11 | -0.08 |
| Dec | 2.59 | 2.58 | 0.01 |
17.55 | 17.46 | 0.09 |