| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.57 | 2.39 | 0.18 |
| Feb | 2.31 | 2.20 | 0.11 |
| Mar | 3.20 | 3.09 | 0.11 |
| Apr | 3.20 | 3.16 | 0.04 |
| May | 4.10 | 4.07 | 0.03 |
| Jun | 4.01 | 4.00 | 0.01 |
| Jul | 3.80 | 4.03 | -0.23 |
| Aug | 3.55 | 3.40 | 0.15 |
| Sep | 3.50 | 3.32 | 0.18 |
| Oct | 2.75 | 2.53 | 0.22 |
| Nov | 2.38 | 2.24 | 0.14 |
| Dec | 2.67 | 2.58 | 0.09 |
38.04 | 37.01 | 1.03 |