| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.46 | 0.52 | -0.06 |
| Feb | 0.55 | 0.57 | -0.02 |
| Mar | 1.21 | 1.30 | -0.09 |
| Apr | 2.08 | 2.02 | 0.06 |
| May | 2.64 | 2.74 | -0.10 |
| Jun | 1.78 | 1.70 | 0.08 |
| Jul | 1.65 | 1.64 | 0.01 |
| Aug | 1.47 | 1.31 | 0.16 |
| Sep | 1.36 | 1.41 | -0.05 |
| Oct | 1.16 | 1.19 | -0.03 |
| Nov | 0.77 | 0.75 | 0.02 |
| Dec | 0.47 | 0.55 | -0.08 |
15.60 | 15.70 | -0.10 |