| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.59 | 1.63 | -0.04 |
| Feb | 1.58 | 1.55 | 0.03 |
| Mar | 2.21 | 2.35 | -0.14 |
| Apr | 2.29 | 2.33 | -0.04 |
| May | 3.70 | 3.92 | -0.22 |
| Jun | 3.01 | 3.24 | -0.23 |
| Jul | 2.46 | 2.43 | 0.03 |
| Aug | 2.19 | 2.37 | -0.18 |
| Sep | 3.41 | 3.37 | 0.04 |
| Oct | 2.93 | 2.85 | 0.08 |
| Nov | 2.00 | 1.96 | 0.04 |
| Dec | 1.69 | 1.56 | 0.13 |
29.06 | 29.56 | -0.50 |