| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.19 | 3.22 | -0.03 |
| Feb | 3.15 | 3.06 | 0.09 |
| Mar | 4.16 | 4.16 | 0.00 |
| Apr | 3.60 | 3.61 | -0.01 |
| May | 4.72 | 4.69 | 0.03 |
| Jun | 4.28 | 4.30 | -0.02 |
| Jul | 4.79 | 5.03 | -0.24 |
| Aug | 3.60 | 3.59 | 0.01 |
| Sep | 3.30 | 3.28 | 0.02 |
| Oct | 3.02 | 2.98 | 0.04 |
| Nov | 2.92 | 2.92 | 0.00 |
| Dec | 3.66 | 3.70 | -0.04 |
44.39 | 44.54 | -0.15 |