| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.50 | 0.45 | 0.05 |
| Feb | 0.46 | 0.41 | 0.05 |
| Mar | 0.85 | 0.79 | 0.06 |
| Apr | 0.66 | 0.74 | -0.08 |
| May | 1.60 | 1.57 | 0.03 |
| Jun | 1.69 | 1.65 | 0.04 |
| Jul | 2.30 | 2.28 | 0.02 |
| Aug | 2.18 | 2.15 | 0.03 |
| Sep | 2.35 | 2.36 | -0.01 |
| Oct | 1.22 | 1.33 | -0.11 |
| Nov | 0.70 | 0.67 | 0.03 |
| Dec | 0.62 | 0.57 | 0.05 |
15.13 | 14.97 | 0.16 |