| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.48 | 0.44 | 0.04 |
| Feb | 0.47 | 0.45 | 0.02 |
| Mar | 0.58 | 0.60 | -0.02 |
| Apr | 0.56 | 0.60 | -0.04 |
| May | 0.47 | 0.43 | 0.04 |
| Jun | 0.52 | 0.51 | 0.01 |
| Jul | 1.63 | 1.54 | 0.09 |
| Aug | 1.61 | 1.63 | -0.02 |
| Sep | 1.20 | 1.29 | -0.09 |
| Oct | 0.99 | 1.00 | -0.01 |
| Nov | 0.66 | 0.60 | 0.06 |
| Dec | 0.65 | 0.59 | 0.06 |
9.82 | 9.68 | 0.14 |