| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.69 | 1.69 | 0.00 |
| Feb | 1.66 | 1.70 | -0.04 |
| Mar | 2.28 | 2.23 | 0.05 |
| Apr | 3.59 | 3.52 | 0.07 |
| May | 4.51 | 4.68 | -0.17 |
| Jun | 4.53 | 4.53 | 0.00 |
| Jul | 3.76 | 3.90 | -0.14 |
| Aug | 3.67 | 3.75 | -0.08 |
| Sep | 3.37 | 3.44 | -0.07 |
| Oct | 3.08 | 3.06 | 0.02 |
| Nov | 2.40 | 2.42 | -0.02 |
| Dec | 2.01 | 1.96 | 0.05 |
36.55 | 36.88 | -0.33 |