| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.78 | 6.13 | -0.35 |
| Feb | 4.24 | 4.35 | -0.11 |
| Mar | 4.43 | 4.85 | -0.42 |
| Apr | 3.42 | 3.61 | -0.19 |
| May | 2.54 | 2.50 | 0.04 |
| Jun | 1.66 | 1.68 | -0.02 |
| Jul | 0.43 | 0.44 | -0.01 |
| Aug | 0.55 | 0.58 | -0.03 |
| Sep | 1.50 | 1.53 | -0.03 |
| Oct | 3.76 | 3.84 | -0.08 |
| Nov | 6.22 | 6.38 | -0.16 |
| Dec | 6.75 | 7.15 | -0.40 |
41.28 | 43.04 | -1.76 |