| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.43 | 0.48 | -0.05 |
| Feb | 0.51 | 0.57 | -0.06 |
| Mar | 1.01 | 1.27 | -0.26 |
| Apr | 1.82 | 2.03 | -0.21 |
| May | 2.35 | 2.45 | -0.10 |
| Jun | 1.52 | 1.49 | 0.03 |
| Jul | 1.75 | 1.76 | -0.01 |
| Aug | 1.47 | 1.47 | 0.00 |
| Sep | 1.19 | 1.20 | -0.01 |
| Oct | 0.95 | 1.11 | -0.16 |
| Nov | 0.67 | 0.80 | -0.13 |
| Dec | 0.48 | 0.54 | -0.06 |
14.15 | 15.17 | -1.02 |