Helotes, TX

Climate overview — based on NOAA 1991-2020 normals from SAN ANTONIO/SEAWORLD, TX US.

Cfa Humid subtropical climate 9b USDA hardiness Zone 9b

Year-round temperatures (°F)

40° 60° 80° 100° J F M A M J J A S O N D
Avg high Avg low

Climate summary

Helotes has an annual average temperature of 71.2°F with about 31.6 inches of precipitation per year. The warmest month is August (average high 98.5°F), and the coldest is January (average low 42.6°F). May is typically the wettest month (4.02 in) and February the driest (1.84 in).

Pleasant months
2 / 12
avg high 65–80°F, low ≥ 50°F
Annual swing
32.5°F
warmest to coldest month
Heating need
927
Cooling need
3,147

Best time to visit Helotes

Full guide →

Climate change signal

All-time records →

0 of 366 (0%) of Helotes'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.

1980s
17
1990s
85
2000s
238
2010s
26

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 65.1°F 42.6°F 53.9°F 2.01 in 8
February 69.7°F 46.4°F 58.0°F 1.84 in 7
March 76.0°F 52.9°F 64.5°F 2.30 in 8
April 83.3°F 59.5°F 71.4°F 2.43 in 6
May 89.1°F 67.1°F 78.1°F 4.02 in 7
June 94.8°F 72.6°F 83.7°F 3.40 in 6
July 97.1°F 74.4°F 85.8°F 2.35 in 5
August 98.5°F 74.4°F 86.4°F 2.52 in 4
September 92.7°F 70.2°F 81.4°F 3.14 in 7
October 84.5°F 61.7°F 73.1°F 3.81 in 5
November 74.3°F 51.1°F 62.7°F 1.90 in 5
December 65.7°F 44.4°F 55.0°F 1.89 in 7

Climate twins of Helotes

Why these? →

The most climatically similar US cities at least 140 miles away (by monthly temperature + precipitation pattern).

Frost dates
Last spring / first fall frost
All-time records
Hottest, coldest, wettest
Planting calendar
What to plant, and when

Compare Helotes to another city