| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.14 | 1.08 | 0.06 |
| Feb | 0.99 | 1.01 | -0.02 |
| Mar | 1.63 | 1.61 | 0.02 |
| Apr | 2.83 | 2.82 | 0.01 |
| May | 3.69 | 3.70 | -0.01 |
| Jun | 4.48 | 4.56 | -0.08 |
| Jul | 3.95 | 4.03 | -0.08 |
| Aug | 3.53 | 3.77 | -0.24 |
| Sep | 3.66 | 3.67 | -0.01 |
| Oct | 3.29 | 3.28 | 0.01 |
| Nov | 1.90 | 1.86 | 0.04 |
| Dec | 1.38 | 1.41 | -0.03 |
32.47 | 32.80 | -0.33 |