| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.80 | 0.81 | -0.01 |
| Feb | 1.33 | 1.28 | 0.05 |
| Mar | 2.30 | 2.33 | -0.03 |
| Apr | 3.19 | 3.02 | 0.17 |
| May | 5.27 | 4.96 | 0.31 |
| Jun | 5.01 | 5.10 | -0.09 |
| Jul | 4.39 | 4.25 | 0.14 |
| Aug | 4.04 | 3.99 | 0.05 |
| Sep | 3.22 | 3.20 | 0.02 |
| Oct | 2.80 | 2.69 | 0.11 |
| Nov | 1.67 | 1.61 | 0.06 |
| Dec | 1.20 | 1.20 | 0.00 |
35.22 | 34.44 | 0.78 |