Grandfalls, TX
Climate overview — based on NOAA 1991-2020 normals from GRANDFALLS 3SSE, TX US.
Year-round temperatures (°F)
Climate summary
Grandfalls has an annual average temperature of 65°F with about 13.7 inches of precipitation per year and 1.4 inches of snow. The warmest month is June (average high 98.4°F), and the coldest is January (average low 27.1°F). September is typically the wettest month (2.21 in) and November the driest (0.42 in). Snow typically falls from December through January.
Best time to visit Grandfalls
Full guide →Climate change signal
All-time records →0 of 366 (0%) of Grandfalls's all-time daily heat records have been set since 2015. If records were spread evenly across the station's history, only about 5% would fall in any given decade.
| 1900s | 0 | |
| 1910s | 0 | |
| 1920s | 0 | |
| 1930s | 0 | |
| 1940s | 41 | |
| 1950s | 8 | |
| 1960s | 29 | |
| 1970s | 53 | |
| 1980s | 67 | |
| 1990s | 78 | |
| 2000s | 52 | |
| 2010s | 38 |
Bars: number of all-time daily heat records still standing that were set in each decade.
Monthly averages
| Month | Avg High | Avg Low | Avg Temp | Precipitation | Snow | Rainy days |
|---|---|---|---|---|---|---|
| January | 61.3°F | 27.1°F | 44.2°F | 0.59 in | 0.9 in | 3 |
| February | 65.4°F | 32.0°F | 48.7°F | 0.53 in | 0.1 in | 3 |
| March | 75.4°F | 39.2°F | 57.3°F | 0.54 in | — | 2 |
| April | 84.1°F | 46.8°F | 65.5°F | 0.75 in | — | 2 |
| May | 92.0°F | 58.3°F | 75.1°F | 1.49 in | — | 4 |
| June | 98.4°F | 67.4°F | 82.9°F | 1.89 in | — | 4 |
| July | 97.9°F | 69.0°F | 83.5°F | 1.53 in | — | 4 |
| August | 97.7°F | 67.9°F | 82.8°F | 1.80 in | — | 4 |
| September | 91.0°F | 62.0°F | 76.5°F | 2.21 in | — | 5 |
| October | 82.9°F | 48.6°F | 65.7°F | 1.20 in | — | 3 |
| November | 70.1°F | 35.9°F | 53.0°F | 0.42 in | — | 2 |
| December | 62.0°F | 28.2°F | 45.1°F | 0.72 in | 0.4 in | 3 |
Climate twins of Grandfalls
Why these? →The most climatically similar US cities at least 140 miles away (by monthly temperature + precipitation pattern).