| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.98 | 1.01 | -0.03 |
| Feb | 1.07 | 1.12 | -0.05 |
| Mar | 1.90 | 1.95 | -0.05 |
| Apr | 3.80 | 3.74 | 0.06 |
| May | 4.91 | 4.98 | -0.07 |
| Jun | 5.93 | 6.09 | -0.16 |
| Jul | 4.81 | 4.40 | 0.41 |
| Aug | 4.32 | 4.23 | 0.09 |
| Sep | 3.74 | 3.69 | 0.05 |
| Oct | 2.64 | 2.66 | -0.02 |
| Nov | 1.79 | 1.75 | 0.04 |
| Dec | 1.34 | 1.34 | 0.00 |
37.23 | 36.96 | 0.27 |