| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.76 | 3.87 | -0.11 |
| Feb | 3.38 | 3.54 | -0.16 |
| Mar | 3.85 | 3.99 | -0.14 |
| Apr | 3.23 | 3.45 | -0.22 |
| May | 4.03 | 4.11 | -0.08 |
| Jun | 5.02 | 4.77 | 0.25 |
| Jul | 6.32 | 6.73 | -0.41 |
| Aug | 7.06 | 7.43 | -0.37 |
| Sep | 8.16 | 9.01 | -0.85 |
| Oct | 4.80 | 5.00 | -0.20 |
| Nov | 3.58 | 3.76 | -0.18 |
| Dec | 3.66 | 3.90 | -0.24 |
56.85 | 59.56 | -2.71 |