| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.17 | 2.32 | -0.15 |
| Feb | 2.60 | 2.50 | 0.10 |
| Mar | 1.66 | 1.73 | -0.07 |
| Apr | 0.76 | 0.82 | -0.06 |
| May | 0.26 | 0.30 | -0.04 |
| Jun | 0.06 | 0.06 | 0.00 |
| Jul | 0.03 | 0.10 | -0.07 |
| Aug | 0.03 | 0.04 | -0.01 |
| Sep | 0.14 | 0.14 | 0.00 |
| Oct | 0.52 | 0.53 | -0.01 |
| Nov | 0.85 | 0.84 | 0.01 |
| Dec | 1.72 | 1.82 | -0.10 |
10.80 | 11.20 | -0.40 |