| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.14 | 3.23 | -0.09 |
| Feb | 3.14 | 3.14 | 0.00 |
| Mar | 4.19 | 4.12 | 0.07 |
| Apr | 4.11 | 4.16 | -0.05 |
| May | 3.80 | 3.68 | 0.12 |
| Jun | 4.05 | 4.09 | -0.04 |
| Jul | 3.66 | 3.54 | 0.12 |
| Aug | 3.59 | 3.58 | 0.01 |
| Sep | 3.88 | 3.83 | 0.05 |
| Oct | 4.75 | 4.69 | 0.06 |
| Nov | 3.87 | 3.73 | 0.14 |
| Dec | 4.27 | 4.27 | 0.00 |
46.45 | 46.06 | 0.39 |