Boerne, TX

Climate overview — based on NOAA 1991-2020 normals from BOERNE, TX US.

Cfa Humid subtropical climate 9a USDA hardiness Zone 9a

Year-round temperatures (°F)

30° 50° 70° 90° J F M A M J J A S O N D
Avg high Avg low

Climate summary

Boerne has an annual average temperature of 66.5°F with about 37.5 inches of precipitation per year. The warmest month is August (average high 94.1°F), and the coldest is January (average low 36.6°F). May is typically the wettest month (5.28 in) and February the driest (2.22 in).

Pleasant months
1 / 12
avg high 65–80°F, low ≥ 50°F
Annual swing
33.3°F
warmest to coldest month
Heating need
1,662
Cooling need
2,187

Best time to visit Boerne

Full guide →

Climate change signal

All-time records →

65 of 366 (17.8%) of Boerne'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.

1890s
0
1900s
41
1910s
57
1920s
37
1930s
40
1940s
15
1950s
16
1960s
13
1970s
14
1980s
24
1990s
11
2000s
24
2010s
18
2020s
56

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 61.5°F 36.6°F 49.0°F 2.28 in 7
February 65.5°F 40.5°F 53.0°F 2.22 in 7
March 72.1°F 47.2°F 59.6°F 2.79 in 8
April 78.8°F 53.8°F 66.3°F 2.52 in 6
May 84.0°F 62.7°F 73.3°F 5.28 in 8
June 89.8°F 69.0°F 79.4°F 3.78 in 7
July 92.5°F 71.0°F 81.8°F 2.83 in 5
August 94.1°F 70.5°F 82.3°F 2.80 in 5
September 88.5°F 65.1°F 76.8°F 3.90 in 7
October 80.5°F 55.6°F 68.0°F 3.88 in 7
November 70.0°F 45.4°F 57.7°F 2.92 in 7
December 62.7°F 38.0°F 50.3°F 2.32 in 0.1 in 7

Climate twins of Boerne

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

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