| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.40 | 2.33 | 0.07 |
| Feb | 1.98 | 1.89 | 0.09 |
| Mar | 2.75 | 2.70 | 0.05 |
| Apr | 2.60 | 2.60 | 0.00 |
| May | 4.26 | 4.30 | -0.04 |
| Jun | 3.56 | 3.59 | -0.03 |
| Jul | 2.39 | 2.42 | -0.03 |
| Aug | 2.43 | 2.42 | 0.01 |
| Sep | 3.62 | 3.93 | -0.31 |
| Oct | 4.23 | 4.35 | -0.12 |
| Nov | 2.69 | 2.93 | -0.24 |
| Dec | 2.39 | 2.47 | -0.08 |
35.30 | 35.93 | -0.63 |