| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.50 | 0.42 | 0.08 |
| Feb | 0.47 | 0.43 | 0.04 |
| Mar | 0.74 | 0.77 | -0.03 |
| Apr | 0.92 | 0.88 | 0.04 |
| May | 0.88 | 0.86 | 0.02 |
| Jun | 0.67 | 0.72 | -0.05 |
| Jul | 1.73 | 1.81 | -0.08 |
| Aug | 1.99 | 1.83 | 0.16 |
| Sep | 1.22 | 1.16 | 0.06 |
| Oct | 1.05 | 0.85 | 0.20 |
| Nov | 0.52 | 0.52 | 0.00 |
| Dec | 0.62 | 0.51 | 0.11 |
11.31 | 10.76 | 0.55 |