| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.63 | 2.61 | 0.02 |
| Feb | 2.43 | 2.48 | -0.05 |
| Mar | 3.01 | 2.96 | 0.05 |
| Apr | 3.26 | 3.32 | -0.06 |
| May | 3.47 | 3.50 | -0.03 |
| Jun | 4.26 | 4.27 | -0.01 |
| Jul | 3.94 | 4.13 | -0.19 |
| Aug | 3.85 | 3.89 | -0.04 |
| Sep | 3.73 | 3.50 | 0.23 |
| Oct | 3.89 | 4.05 | -0.16 |
| Nov | 2.91 | 2.93 | -0.02 |
| Dec | 3.18 | 3.42 | -0.24 |
40.56 | 41.06 | -0.50 |