| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.42 | 0.44 | -0.02 |
| Feb | 0.43 | 0.45 | -0.02 |
| Mar | 0.23 | 0.22 | 0.01 |
| Apr | 0.16 | 0.24 | -0.08 |
| May | 0.34 | 0.47 | -0.13 |
| Jun | 0.50 | 0.49 | 0.01 |
| Jul | 2.00 | 2.23 | -0.23 |
| Aug | 1.74 | 1.63 | 0.11 |
| Sep | 1.36 | 1.23 | 0.13 |
| Oct | 0.93 | 0.85 | 0.08 |
| Nov | 0.49 | 0.48 | 0.01 |
| Dec | 0.63 | 0.69 | -0.06 |
9.23 | 9.42 | -0.19 |