Weather and climate in Alpine, TX
What the weather is like in Alpine
The warmest month in Alpine is June, with average highs of 93°F. The coolest is January, when nights average 32°F. About 13.8 in of rain and snow falls in a typical year, most in July and least in February.
Skies are clearest in October (31% average cloud cover) and cloudiest in August (43%). Combining cloud with the length of truly dark nights, November, October, December offer the most clear, dark hours for stargazing.
Clear, dark hours per night
Hours of full astronomical darkness in mid-month, multiplied by the average share of clear sky. A rough guide to how much good observing time a typical night offers.
Monthly averages
| Month | High | Low | Precipitation | Cloud cover | Humidity | Wind | Dark hours |
|---|---|---|---|---|---|---|---|
| January | 57°F | 32°F | 0.5 in | 40% | 51% | 7 mph | 10.8 h |
| February | 63°F | 35°F | 0.4 in | 43% | 44% | 8 mph | 10.2 h |
| March | 71°F | 42°F | 0.5 in | 41% | 38% | 8 mph | 9.3 h |
| April | 80°F | 50°F | 0.5 in | 35% | 32% | 9 mph | 8.3 h |
| May | 87°F | 58°F | 1.1 in | 34% | 35% | 8 mph | 7.3 h |
| June | 93°F | 66°F | 1.6 in | 35% | 43% | 8 mph | 6.7 h |
| July | 91°F | 67°F | 2.4 in | 42% | 51% | 7 mph | 7.0 h |
| August | 89°F | 66°F | 2.2 in | 43% | 52% | 6 mph | 7.9 h |
| September | 84°F | 60°F | 2.2 in | 40% | 57% | 6 mph | 9.0 h |
| October | 77°F | 51°F | 1.3 in | 31% | 52% | 6 mph | 9.9 h |
| November | 66°F | 40°F | 0.7 in | 32% | 51% | 7 mph | 10.6 h |
| December | 58°F | 32°F | 0.4 in | 38% | 51% | 7 mph | 10.9 h |
Climate nearby
Climate averages: NASA POWER, 2001–2025, for the grid area around 30.50, -103.75 (about 50 km across). High and low temperatures are estimated from the monthly mean and the average daily range. Hills, coasts and cities can differ from the area average. Sources and methods.