| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.60 | 2.67 | -0.07 |
| Feb | 2.42 | 2.40 | 0.02 |
| Mar | 2.94 | 2.72 | 0.22 |
| Apr | 3.43 | 3.23 | 0.20 |
| May | 3.87 | 3.69 | 0.18 |
| Jun | 4.75 | 4.43 | 0.32 |
| Jul | 4.69 | 4.69 | 0.00 |
| Aug | 4.26 | 3.81 | 0.45 |
| Sep | 3.58 | 3.43 | 0.15 |
| Oct | 4.36 | 4.16 | 0.20 |
| Nov | 3.19 | 2.99 | 0.20 |
| Dec | 3.32 | 3.26 | 0.06 |
43.41 | 41.48 | 1.93 |