| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.28 | 1.21 | 0.07 |
| Feb | 1.44 | 1.50 | -0.06 |
| Mar | 2.50 | 2.50 | 0.00 |
| Apr | 3.50 | 3.49 | 0.01 |
| May | 5.03 | 4.96 | 0.07 |
| Jun | 4.38 | 4.37 | 0.01 |
| Jul | 3.20 | 3.03 | 0.17 |
| Aug | 3.38 | 3.24 | 0.14 |
| Sep | 3.36 | 3.29 | 0.07 |
| Oct | 3.14 | 3.14 | 0.00 |
| Nov | 1.89 | 1.87 | 0.02 |
| Dec | 1.81 | 1.70 | 0.11 |
34.91 | 34.30 | 0.61 |