| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.14 | 2.04 | 0.10 |
| Feb | 2.50 | 2.34 | 0.16 |
| Mar | 1.91 | 1.86 | 0.05 |
| Apr | 0.70 | 0.72 | -0.02 |
| May | 0.63 | 0.49 | 0.14 |
| Jun | 0.34 | 0.30 | 0.04 |
| Jul | 2.56 | 3.18 | -0.62 |
| Aug | 3.37 | 3.03 | 0.34 |
| Sep | 1.82 | 1.76 | 0.06 |
| Oct | 1.16 | 1.19 | -0.03 |
| Nov | 1.18 | 1.05 | 0.13 |
| Dec | 2.02 | 1.78 | 0.24 |
20.33 | 19.74 | 0.59 |