| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.30 | 5.48 | -0.18 |
| Feb | 5.18 | 5.23 | -0.05 |
| Mar | 5.35 | 5.30 | 0.05 |
| Apr | 5.16 | 5.18 | -0.02 |
| May | 4.40 | 4.57 | -0.17 |
| Jun | 4.53 | 4.66 | -0.13 |
| Jul | 4.90 | 4.63 | 0.27 |
| Aug | 3.80 | 3.85 | -0.05 |
| Sep | 3.70 | 3.96 | -0.26 |
| Oct | 3.56 | 3.55 | 0.01 |
| Nov | 4.44 | 4.52 | -0.08 |
| Dec | 5.79 | 5.76 | 0.03 |
56.11 | 56.69 | -0.58 |