| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.93 | 1.11 | -0.18 |
| Feb | 0.89 | 1.15 | -0.26 |
| Mar | 1.19 | 1.40 | -0.21 |
| Apr | 1.28 | 1.52 | -0.24 |
| May | 1.34 | 1.44 | -0.10 |
| Jun | 0.70 | 0.78 | -0.08 |
| Jul | 1.75 | 1.76 | -0.01 |
| Aug | 1.83 | 2.03 | -0.20 |
| Sep | 1.54 | 1.80 | -0.26 |
| Oct | 1.29 | 1.46 | -0.17 |
| Nov | 1.08 | 1.19 | -0.11 |
| Dec | 1.08 | 1.14 | -0.06 |
14.90 | 16.78 | -1.88 |