| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.97 | 4.90 | 0.07 |
| Feb | 5.28 | 5.23 | 0.05 |
| Mar | 5.61 | 5.40 | 0.21 |
| Apr | 5.41 | 5.45 | -0.04 |
| May | 5.19 | 5.41 | -0.22 |
| Jun | 4.72 | 4.67 | 0.05 |
| Jul | 4.64 | 4.66 | -0.02 |
| Aug | 3.96 | 3.80 | 0.16 |
| Sep | 4.05 | 4.16 | -0.11 |
| Oct | 3.96 | 3.93 | 0.03 |
| Nov | 4.10 | 4.13 | -0.03 |
| Dec | 6.17 | 6.00 | 0.17 |
58.06 | 57.74 | 0.32 |