| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.02 | 3.10 | -0.08 |
| Feb | 2.43 | 2.50 | -0.07 |
| Mar | 3.44 | 3.41 | 0.03 |
| Apr | 4.43 | 4.58 | -0.15 |
| May | 4.84 | 4.85 | -0.01 |
| Jun | 5.01 | 4.98 | 0.03 |
| Jul | 4.33 | 4.23 | 0.10 |
| Aug | 3.31 | 3.08 | 0.23 |
| Sep | 3.14 | 3.29 | -0.15 |
| Oct | 3.35 | 3.30 | 0.05 |
| Nov | 3.40 | 3.48 | -0.08 |
| Dec | 3.00 | 3.07 | -0.07 |
43.70 | 43.87 | -0.17 |