| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 6.15 | 5.65 | 0.50 |
| Feb | 5.73 | 5.12 | 0.61 |
| Mar | 5.35 | 4.92 | 0.43 |
| Apr | 2.68 | 2.49 | 0.19 |
| May | 1.90 | 1.80 | 0.10 |
| Jun | 0.83 | 0.74 | 0.09 |
| Jul | 0.20 | 0.34 | -0.14 |
| Aug | 0.15 | 0.19 | -0.04 |
| Sep | 0.34 | 0.32 | 0.02 |
| Oct | 1.76 | 1.66 | 0.10 |
| Nov | 3.47 | 3.25 | 0.22 |
| Dec | 6.35 | 5.81 | 0.54 |
34.91 | 32.29 | 2.62 |