| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.55 | 0.38 | 0.17 |
| Feb | 0.56 | 0.42 | 0.14 |
| Mar | 1.16 | 0.94 | 0.22 |
| Apr | 1.94 | 1.48 | 0.46 |
| May | 2.34 | 2.23 | 0.11 |
| Jun | 1.94 | 1.86 | 0.08 |
| Jul | 3.18 | 3.02 | 0.16 |
| Aug | 2.70 | 3.14 | -0.44 |
| Sep | 1.44 | 1.54 | -0.10 |
| Oct | 0.95 | 0.76 | 0.19 |
| Nov | 0.64 | 0.52 | 0.12 |
| Dec | 0.47 | 0.38 | 0.09 |
17.87 | 16.67 | 1.20 |