| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.00 | 3.23 | -0.23 |
| Feb | 2.58 | 2.65 | -0.07 |
| Mar | 3.68 | 3.85 | -0.17 |
| Apr | 3.66 | 3.67 | -0.01 |
| May | 3.83 | 4.15 | -0.32 |
| Jun | 4.03 | 4.08 | -0.05 |
| Jul | 4.29 | 4.30 | -0.01 |
| Aug | 3.92 | 3.94 | -0.02 |
| Sep | 4.42 | 4.66 | -0.24 |
| Oct | 3.86 | 3.96 | -0.10 |
| Nov | 3.11 | 3.14 | -0.03 |
| Dec | 3.40 | 3.63 | -0.23 |
43.78 | 45.26 | -1.48 |