| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.86 | 0.92 | -0.06 |
| Feb | 0.84 | 0.87 | -0.03 |
| Mar | 1.69 | 1.66 | 0.03 |
| Apr | 2.97 | 2.94 | 0.03 |
| May | 4.21 | 4.30 | -0.09 |
| Jun | 5.04 | 5.18 | -0.14 |
| Jul | 4.22 | 4.38 | -0.16 |
| Aug | 4.51 | 4.56 | -0.05 |
| Sep | 3.38 | 3.36 | 0.02 |
| Oct | 2.73 | 2.75 | -0.02 |
| Nov | 1.67 | 1.64 | 0.03 |
| Dec | 1.19 | 1.24 | -0.05 |
33.31 | 33.80 | -0.49 |