| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.50 | 1.47 | 0.03 |
| Feb | 1.16 | 1.16 | 0.00 |
| Mar | 1.87 | 1.83 | 0.04 |
| Apr | 3.02 | 3.08 | -0.06 |
| May | 3.57 | 3.48 | 0.09 |
| Jun | 4.09 | 4.17 | -0.08 |
| Jul | 3.66 | 3.67 | -0.01 |
| Aug | 3.41 | 3.42 | -0.01 |
| Sep | 3.27 | 3.20 | 0.07 |
| Oct | 2.88 | 2.77 | 0.11 |
| Nov | 2.08 | 1.97 | 0.11 |
| Dec | 1.73 | 1.69 | 0.04 |
32.24 | 31.91 | 0.33 |