| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.76 | 3.45 | 0.31 |
| Feb | 2.26 | 2.22 | 0.04 |
| Mar | 2.90 | 2.75 | 0.15 |
| Apr | 2.18 | 2.24 | -0.06 |
| May | 2.27 | 2.23 | 0.04 |
| Jun | 2.17 | 2.14 | 0.03 |
| Jul | 0.86 | 0.87 | -0.01 |
| Aug | 0.70 | 0.75 | -0.05 |
| Sep | 1.08 | 1.03 | 0.05 |
| Oct | 2.49 | 2.28 | 0.21 |
| Nov | 3.50 | 3.34 | 0.16 |
| Dec | 4.01 | 3.69 | 0.32 |
28.18 | 26.99 | 1.19 |