| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.95 | 1.01 | -0.06 |
| Feb | 1.06 | 1.03 | 0.03 |
| Mar | 0.94 | 0.96 | -0.02 |
| Apr | 0.24 | 0.26 | -0.02 |
| May | 0.11 | 0.15 | -0.04 |
| Jun | 0.04 | 0.05 | -0.01 |
| Jul | 0.80 | 0.87 | -0.07 |
| Aug | 0.99 | 1.16 | -0.17 |
| Sep | 0.62 | 0.72 | -0.10 |
| Oct | 0.58 | 0.58 | 0.00 |
| Nov | 0.62 | 0.60 | 0.02 |
| Dec | 0.85 | 0.92 | -0.07 |
7.80 | 8.31 | -0.51 |