| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.46 | 0.52 | -0.06 |
| Feb | 0.55 | 0.60 | -0.05 |
| Mar | 1.21 | 1.25 | -0.04 |
| Apr | 2.08 | 2.08 | 0.00 |
| May | 2.64 | 2.80 | -0.16 |
| Jun | 1.78 | 1.74 | 0.04 |
| Jul | 1.65 | 1.69 | -0.04 |
| Aug | 1.47 | 1.37 | 0.10 |
| Sep | 1.36 | 1.47 | -0.11 |
| Oct | 1.16 | 1.16 | 0.00 |
| Nov | 0.77 | 0.76 | 0.01 |
| Dec | 0.47 | 0.53 | -0.06 |
15.60 | 15.97 | -0.37 |