| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.37 | 1.32 | 0.05 |
| Feb | 1.54 | 1.56 | -0.02 |
| Mar | 2.64 | 2.61 | 0.03 |
| Apr | 3.60 | 3.56 | 0.04 |
| May | 5.23 | 5.16 | 0.07 |
| Jun | 4.46 | 4.42 | 0.04 |
| Jul | 3.21 | 3.26 | -0.05 |
| Aug | 3.21 | 3.20 | 0.01 |
| Sep | 3.58 | 3.62 | -0.04 |
| Oct | 3.37 | 3.26 | 0.11 |
| Nov | 2.04 | 2.01 | 0.03 |
| Dec | 1.99 | 1.94 | 0.05 |
36.24 | 35.92 | 0.32 |