| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.82 | 0.83 | -0.01 |
| Feb | 1.19 | 1.29 | -0.10 |
| Mar | 2.20 | 2.24 | -0.04 |
| Apr | 3.62 | 3.70 | -0.08 |
| May | 5.10 | 5.28 | -0.18 |
| Jun | 4.98 | 5.03 | -0.05 |
| Jul | 4.09 | 4.29 | -0.20 |
| Aug | 4.16 | 4.33 | -0.17 |
| Sep | 3.42 | 3.56 | -0.14 |
| Oct | 2.68 | 2.85 | -0.17 |
| Nov | 1.76 | 1.78 | -0.02 |
| Dec | 1.38 | 1.48 | -0.10 |
35.40 | 36.66 | -1.26 |