| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.31 | 3.24 | 0.07 |
| Feb | 2.76 | 2.77 | -0.01 |
| Mar | 3.94 | 3.98 | -0.04 |
| Apr | 3.35 | 3.32 | 0.03 |
| May | 4.10 | 4.08 | 0.02 |
| Jun | 4.30 | 4.31 | -0.01 |
| Jul | 4.45 | 4.44 | 0.01 |
| Aug | 4.53 | 4.63 | -0.10 |
| Sep | 4.54 | 4.45 | 0.09 |
| Oct | 3.61 | 3.58 | 0.03 |
| Nov | 3.21 | 3.23 | -0.02 |
| Dec | 3.59 | 3.63 | -0.04 |
45.69 | 45.66 | 0.03 |