| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.01 | 0.80 | 0.21 |
| Feb | 0.92 | 0.88 | 0.04 |
| Mar | 1.69 | 1.74 | -0.05 |
| Apr | 2.23 | 2.24 | -0.01 |
| May | 2.20 | 2.09 | 0.11 |
| Jun | 1.54 | 1.35 | 0.19 |
| Jul | 3.04 | 2.87 | 0.17 |
| Aug | 2.78 | 2.52 | 0.26 |
| Sep | 1.38 | 1.16 | 0.22 |
| Oct | 1.33 | 1.30 | 0.03 |
| Nov | 1.09 | 0.95 | 0.14 |
| Dec | 0.92 | 0.91 | 0.01 |
20.13 | 18.81 | 1.32 |