| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 6.65 | 6.74 | -0.09 |
| Feb | 4.91 | 4.92 | -0.01 |
| Mar | 4.98 | 5.02 | -0.04 |
| Apr | 3.79 | 3.91 | -0.12 |
| May | 2.67 | 2.64 | 0.03 |
| Jun | 1.75 | 1.84 | -0.09 |
| Jul | 0.50 | 0.53 | -0.03 |
| Aug | 0.69 | 0.69 | 0.00 |
| Sep | 1.86 | 1.82 | 0.04 |
| Oct | 4.12 | 4.04 | 0.08 |
| Nov | 7.18 | 7.08 | 0.10 |
| Dec | 7.77 | 7.71 | 0.06 |
46.87 | 46.94 | -0.07 |