| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.26 | 4.26 | 0.00 |
| Feb | 4.20 | 4.14 | 0.06 |
| Mar | 2.86 | 2.86 | 0.00 |
| Apr | 1.16 | 1.23 | -0.07 |
| May | 0.77 | 0.67 | 0.10 |
| Jun | 0.15 | 0.21 | -0.06 |
| Jul | 0.00 | 0.00 | 0.00 |
| Aug | 0.01 | 0.03 | -0.02 |
| Sep | 0.08 | 0.09 | -0.01 |
| Oct | 0.79 | 0.78 | 0.01 |
| Nov | 1.90 | 1.84 | 0.06 |
| Dec | 4.08 | 3.96 | 0.12 |
20.26 | 20.07 | 0.19 |