| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.82 | 0.86 | -0.04 |
| Feb | 0.87 | 0.86 | 0.01 |
| Mar | 1.67 | 1.67 | 0.00 |
| Apr | 2.94 | 2.94 | 0.00 |
| May | 4.22 | 4.31 | -0.09 |
| Jun | 4.92 | 4.98 | -0.06 |
| Jul | 4.31 | 4.16 | 0.15 |
| Aug | 4.50 | 4.61 | -0.11 |
| Sep | 3.23 | 3.42 | -0.19 |
| Oct | 2.62 | 2.61 | 0.01 |
| Nov | 1.57 | 1.61 | -0.04 |
| Dec | 1.16 | 1.19 | -0.03 |
32.83 | 33.22 | -0.39 |