| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.40 | 1.50 | -0.10 |
| Feb | 1.90 | 1.93 | -0.03 |
| Mar | 2.26 | 2.36 | -0.10 |
| Apr | 2.14 | 2.17 | -0.03 |
| May | 4.04 | 4.05 | -0.01 |
| Jun | 3.40 | 3.60 | -0.20 |
| Jul | 1.92 | 2.09 | -0.17 |
| Aug | 1.98 | 2.18 | -0.20 |
| Sep | 2.67 | 2.75 | -0.08 |
| Oct | 3.06 | 2.97 | 0.09 |
| Nov | 1.93 | 1.90 | 0.03 |
| Dec | 1.44 | 1.50 | -0.06 |
28.14 | 29.00 | -0.86 |