| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 6.67 | 6.49 | 0.18 |
| Feb | 4.59 | 4.44 | 0.15 |
| Mar | 5.19 | 5.16 | 0.03 |
| Apr | 4.00 | 4.15 | -0.15 |
| May | 2.87 | 3.04 | -0.17 |
| Jun | 2.30 | 2.45 | -0.15 |
| Jul | 1.00 | 1.07 | -0.07 |
| Aug | 1.20 | 1.17 | 0.03 |
| Sep | 2.27 | 2.49 | -0.22 |
| Oct | 4.96 | 4.77 | 0.19 |
| Nov | 7.53 | 7.12 | 0.41 |
| Dec | 6.78 | 6.71 | 0.07 |
49.36 | 49.06 | 0.30 |