| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.03 | 3.97 | 0.06 |
| Feb | 3.66 | 3.78 | -0.12 |
| Mar | 4.24 | 4.33 | -0.09 |
| Apr | 2.98 | 3.17 | -0.19 |
| May | 3.22 | 3.05 | 0.17 |
| Jun | 4.64 | 4.68 | -0.04 |
| Jul | 4.60 | 4.47 | 0.13 |
| Aug | 4.77 | 5.00 | -0.23 |
| Sep | 3.73 | 3.88 | -0.15 |
| Oct | 2.75 | 2.79 | -0.04 |
| Nov | 2.92 | 3.11 | -0.19 |
| Dec | 4.04 | 4.07 | -0.03 |
45.58 | 46.30 | -0.72 |