| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.78 | 6.19 | -0.41 |
| Feb | 4.24 | 4.40 | -0.16 |
| Mar | 4.43 | 4.81 | -0.38 |
| Apr | 3.42 | 3.64 | -0.22 |
| May | 2.54 | 2.56 | -0.02 |
| Jun | 1.66 | 1.71 | -0.05 |
| Jul | 0.43 | 0.45 | -0.02 |
| Aug | 0.55 | 0.58 | -0.03 |
| Sep | 1.50 | 1.53 | -0.03 |
| Oct | 3.76 | 3.85 | -0.09 |
| Nov | 6.22 | 6.37 | -0.15 |
| Dec | 6.75 | 7.15 | -0.40 |
41.28 | 43.24 | -1.96 |