| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.81 | 1.13 | -0.32 |
| Feb | 0.80 | 1.22 | -0.42 |
| Mar | 1.04 | 1.25 | -0.21 |
| Apr | 0.86 | 0.88 | -0.02 |
| May | 0.80 | 1.04 | -0.24 |
| Jun | 0.99 | 0.85 | 0.14 |
| Jul | 2.73 | 2.59 | 0.14 |
| Aug | 2.70 | 2.55 | 0.15 |
| Sep | 1.55 | 1.76 | -0.21 |
| Oct | 1.45 | 1.42 | 0.03 |
| Nov | 0.95 | 0.98 | -0.03 |
| Dec | 1.20 | 1.26 | -0.06 |
15.88 | 16.93 | -1.05 |