| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.06 | 3.10 | -0.04 |
| Feb | 2.85 | 2.75 | 0.10 |
| Mar | 3.24 | 3.30 | -0.06 |
| Apr | 2.76 | 2.74 | 0.02 |
| May | 3.28 | 3.59 | -0.31 |
| Jun | 6.81 | 7.10 | -0.29 |
| Jul | 5.70 | 6.26 | -0.56 |
| Aug | 6.94 | 6.78 | 0.16 |
| Sep | 7.21 | 7.05 | 0.16 |
| Oct | 4.50 | 4.05 | 0.45 |
| Nov | 2.40 | 2.22 | 0.18 |
| Dec | 2.76 | 2.66 | 0.10 |
51.51 | 51.60 | -0.09 |