| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.28 | 0.29 | -0.01 |
| Feb | 0.38 | 0.35 | 0.03 |
| Mar | 0.48 | 0.50 | -0.02 |
| Apr | 1.18 | 1.16 | 0.02 |
| May | 2.06 | 2.18 | -0.12 |
| Jun | 1.58 | 1.53 | 0.05 |
| Jul | 0.85 | 1.01 | -0.16 |
| Aug | 0.79 | 0.76 | 0.03 |
| Sep | 1.11 | 1.11 | 0.00 |
| Oct | 0.90 | 0.89 | 0.01 |
| Nov | 0.44 | 0.46 | -0.02 |
| Dec | 0.33 | 0.39 | -0.06 |
10.38 | 10.63 | -0.25 |