| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.45 | 1.42 | 0.03 |
| Feb | 1.36 | 1.42 | -0.06 |
| Mar | 1.95 | 1.92 | 0.03 |
| Apr | 3.65 | 3.62 | 0.03 |
| May | 4.06 | 4.07 | -0.01 |
| Jun | 4.97 | 5.25 | -0.28 |
| Jul | 3.99 | 4.23 | -0.24 |
| Aug | 4.03 | 4.00 | 0.03 |
| Sep | 3.30 | 3.37 | -0.07 |
| Oct | 2.78 | 2.90 | -0.12 |
| Nov | 2.15 | 2.12 | 0.03 |
| Dec | 1.67 | 1.73 | -0.06 |
35.36 | 36.05 | -0.69 |