| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.44 | 0.45 | -0.01 |
| Feb | 0.41 | 0.46 | -0.05 |
| Mar | 0.99 | 0.92 | 0.07 |
| Apr | 1.41 | 1.41 | 0.00 |
| May | 1.68 | 1.47 | 0.21 |
| Jun | 1.29 | 1.27 | 0.02 |
| Jul | 2.41 | 2.07 | 0.34 |
| Aug | 2.16 | 2.00 | 0.16 |
| Sep | 1.19 | 1.11 | 0.08 |
| Oct | 0.99 | 1.19 | -0.20 |
| Nov | 0.62 | 0.61 | 0.01 |
| Dec | 0.51 | 0.54 | -0.03 |
14.10 | 13.50 | 0.60 |