| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.01 | 2.98 | 0.03 |
| Feb | 2.29 | 2.29 | 0.00 |
| Mar | 3.20 | 3.22 | -0.02 |
| Apr | 4.15 | 4.06 | 0.09 |
| May | 4.48 | 4.44 | 0.04 |
| Jun | 4.21 | 4.35 | -0.14 |
| Jul | 4.20 | 4.22 | -0.02 |
| Aug | 3.10 | 3.11 | -0.01 |
| Sep | 3.09 | 3.09 | 0.00 |
| Oct | 2.83 | 2.82 | 0.01 |
| Nov | 3.04 | 3.03 | 0.01 |
| Dec | 2.94 | 2.93 | 0.01 |
40.54 | 40.54 | 0.00 |