| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.83 | 2.97 | -0.14 |
| Feb | 2.53 | 2.44 | 0.09 |
| Mar | 3.40 | 3.45 | -0.05 |
| Apr | 4.06 | 3.96 | 0.10 |
| May | 4.28 | 4.23 | 0.05 |
| Jun | 4.39 | 4.41 | -0.02 |
| Jul | 4.06 | 4.21 | -0.15 |
| Aug | 3.49 | 3.29 | 0.20 |
| Sep | 2.98 | 3.00 | -0.02 |
| Oct | 2.74 | 2.85 | -0.11 |
| Nov | 2.88 | 2.83 | 0.05 |
| Dec | 2.95 | 3.03 | -0.08 |
40.59 | 40.67 | -0.08 |