| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.80 | 2.73 | 0.07 |
| Feb | 2.25 | 2.24 | 0.01 |
| Mar | 2.99 | 3.00 | -0.01 |
| Apr | 4.14 | 4.07 | 0.07 |
| May | 4.50 | 4.44 | 0.06 |
| Jun | 5.08 | 4.88 | 0.20 |
| Jul | 4.06 | 4.28 | -0.22 |
| Aug | 3.52 | 3.25 | 0.27 |
| Sep | 3.14 | 3.20 | -0.06 |
| Oct | 3.17 | 3.01 | 0.16 |
| Nov | 3.19 | 3.29 | -0.10 |
| Dec | 2.70 | 2.70 | 0.00 |
41.54 | 41.09 | 0.45 |