| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 6.01 | 6.17 | -0.16 |
| Feb | 5.19 | 5.62 | -0.43 |
| Mar | 4.64 | 4.96 | -0.32 |
| Apr | 2.45 | 2.68 | -0.23 |
| May | 1.32 | 1.36 | -0.04 |
| Jun | 0.36 | 0.47 | -0.11 |
| Jul | 0.04 | 0.12 | -0.08 |
| Aug | 0.03 | 0.06 | -0.03 |
| Sep | 0.23 | 0.15 | 0.08 |
| Oct | 1.61 | 1.68 | -0.07 |
| Nov | 2.64 | 2.74 | -0.10 |
| Dec | 5.02 | 5.58 | -0.56 |
29.54 | 31.59 | -2.05 |