| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.52 | 0.62 | -0.10 |
| Feb | 0.50 | 0.59 | -0.09 |
| Mar | 0.86 | 0.87 | -0.01 |
| Apr | 1.30 | 1.15 | 0.15 |
| May | 2.86 | 2.86 | 0.00 |
| Jun | 3.98 | 3.87 | 0.11 |
| Jul | 3.50 | 3.50 | 0.00 |
| Aug | 2.66 | 2.87 | -0.21 |
| Sep | 2.49 | 2.46 | 0.03 |
| Oct | 1.91 | 1.97 | -0.06 |
| Nov | 0.86 | 0.83 | 0.03 |
| Dec | 0.70 | 0.82 | -0.12 |
22.14 | 22.41 | -0.27 |