| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.05 | 3.01 | 0.04 |
| Feb | 2.61 | 2.74 | -0.13 |
| Mar | 3.55 | 3.79 | -0.24 |
| Apr | 3.23 | 3.40 | -0.17 |
| May | 4.17 | 4.16 | 0.01 |
| Jun | 3.97 | 4.15 | -0.18 |
| Jul | 4.07 | 4.25 | -0.18 |
| Aug | 3.96 | 3.75 | 0.21 |
| Sep | 4.43 | 4.32 | 0.11 |
| Oct | 3.56 | 3.63 | -0.07 |
| Nov | 3.26 | 3.27 | -0.01 |
| Dec | 3.38 | 3.53 | -0.15 |
43.24 | 44.00 | -0.76 |