| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.71 | 0.74 | -0.03 |
| Feb | 1.03 | 1.05 | -0.02 |
| Mar | 1.96 | 2.03 | -0.07 |
| Apr | 3.28 | 3.17 | 0.11 |
| May | 5.20 | 5.24 | -0.04 |
| Jun | 4.80 | 4.79 | 0.01 |
| Jul | 4.67 | 4.45 | 0.22 |
| Aug | 3.59 | 3.69 | -0.10 |
| Sep | 3.16 | 3.25 | -0.09 |
| Oct | 2.67 | 2.56 | 0.11 |
| Nov | 1.64 | 1.70 | -0.06 |
| Dec | 1.19 | 1.21 | -0.02 |
33.90 | 33.88 | 0.02 |