| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.16 | 3.24 | -0.08 |
| Feb | 2.47 | 2.58 | -0.11 |
| Mar | 3.58 | 3.60 | -0.02 |
| Apr | 4.42 | 4.53 | -0.11 |
| May | 4.89 | 4.94 | -0.05 |
| Jun | 4.89 | 4.83 | 0.06 |
| Jul | 4.20 | 4.17 | 0.03 |
| Aug | 3.35 | 3.12 | 0.23 |
| Sep | 3.02 | 3.07 | -0.05 |
| Oct | 3.18 | 3.11 | 0.07 |
| Nov | 3.36 | 3.32 | 0.04 |
| Dec | 3.18 | 3.29 | -0.11 |
43.70 | 43.80 | -0.10 |