| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.72 | 0.66 | 0.06 |
| Feb | 0.74 | 0.69 | 0.05 |
| Mar | 1.55 | 1.65 | -0.10 |
| Apr | 2.43 | 2.65 | -0.22 |
| May | 2.42 | 2.45 | -0.03 |
| Jun | 2.05 | 1.93 | 0.12 |
| Jul | 3.20 | 2.87 | 0.33 |
| Aug | 2.78 | 3.45 | -0.67 |
| Sep | 1.55 | 1.83 | -0.28 |
| Oct | 1.21 | 1.14 | 0.07 |
| Nov | 0.92 | 0.91 | 0.01 |
| Dec | 0.75 | 0.69 | 0.06 |
20.32 | 20.92 | -0.60 |