| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 6.16 | 5.58 | 0.58 |
| Feb | 6.18 | 5.50 | 0.68 |
| Mar | 5.22 | 4.85 | 0.37 |
| Apr | 2.67 | 2.62 | 0.05 |
| May | 1.51 | 1.47 | 0.04 |
| Jun | 0.55 | 0.47 | 0.08 |
| Jul | 0.00 | 0.02 | -0.02 |
| Aug | 0.07 | 0.11 | -0.04 |
| Sep | 0.26 | 0.20 | 0.06 |
| Oct | 1.80 | 1.59 | 0.21 |
| Nov | 3.60 | 3.39 | 0.21 |
| Dec | 6.44 | 5.98 | 0.46 |
34.46 | 31.78 | 2.68 |