| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.85 | 3.00 | -0.15 |
| Feb | 2.40 | 2.50 | -0.10 |
| Mar | 3.22 | 3.40 | -0.18 |
| Apr | 4.29 | 4.40 | -0.11 |
| May | 4.61 | 4.77 | -0.16 |
| Jun | 5.17 | 5.12 | 0.05 |
| Jul | 4.22 | 4.37 | -0.15 |
| Aug | 3.39 | 3.22 | 0.17 |
| Sep | 3.32 | 3.37 | -0.05 |
| Oct | 3.32 | 3.24 | 0.08 |
| Nov | 3.40 | 3.42 | -0.02 |
| Dec | 2.91 | 2.99 | -0.08 |
43.10 | 43.80 | -0.70 |