| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.53 | 0.48 | 0.05 |
| Feb | 0.57 | 0.53 | 0.04 |
| Mar | 1.14 | 1.19 | -0.05 |
| Apr | 1.91 | 1.86 | 0.05 |
| May | 2.21 | 2.44 | -0.23 |
| Jun | 1.88 | 1.70 | 0.18 |
| Jul | 3.14 | 3.17 | -0.03 |
| Aug | 2.75 | 3.27 | -0.52 |
| Sep | 1.44 | 1.79 | -0.35 |
| Oct | 0.93 | 0.83 | 0.10 |
| Nov | 0.61 | 0.60 | 0.01 |
| Dec | 0.48 | 0.45 | 0.03 |
17.59 | 18.31 | -0.72 |