| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.90 | 1.04 | -0.14 |
| Feb | 1.07 | 1.16 | -0.09 |
| Mar | 0.98 | 1.00 | -0.02 |
| Apr | 0.22 | 0.24 | -0.02 |
| May | 0.11 | 0.13 | -0.02 |
| Jun | 0.03 | 0.04 | -0.01 |
| Jul | 0.72 | 0.76 | -0.04 |
| Aug | 1.03 | 1.04 | -0.01 |
| Sep | 0.72 | 0.73 | -0.01 |
| Oct | 0.50 | 0.54 | -0.04 |
| Nov | 0.60 | 0.60 | 0.00 |
| Dec | 0.87 | 0.90 | -0.03 |
7.75 | 8.18 | -0.43 |