| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.73 | 0.73 | 0.00 |
| Feb | 0.91 | 0.92 | -0.01 |
| Mar | 1.64 | 1.63 | 0.01 |
| Apr | 2.70 | 2.75 | -0.05 |
| May | 5.18 | 5.11 | 0.07 |
| Jun | 4.51 | 4.60 | -0.09 |
| Jul | 3.65 | 3.56 | 0.09 |
| Aug | 3.53 | 3.51 | 0.02 |
| Sep | 2.90 | 2.87 | 0.03 |
| Oct | 2.31 | 2.31 | 0.00 |
| Nov | 1.30 | 1.39 | -0.09 |
| Dec | 1.19 | 1.14 | 0.05 |
30.55 | 30.52 | 0.03 |