Rockport, TX

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

Cfa Humid subtropical climate 10a USDA hardiness Zone 10a

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

Rockport has an annual average temperature of 72.4°F with about 36.4 inches of precipitation per year and 0.3 inches of snow. The warmest month is August (average high 92.9°F), and the coldest is January (average low 46.2°F). September is typically the wettest month (5.65 in) and December the driest (1.89 in). Snow typically falls from December through December.

Pleasant months
4 / 12
avg high 65–80°F, low ≥ 50°F
Annual swing
30°F
warmest to coldest month
Heating need
651
Cooling need
3,309

Best time to visit Rockport

Full guide →

Climate change signal

All-time records →

154 of 366 (42.1%) of Rockport'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.

1950s
0
1960s
16
1970s
23
1980s
67
1990s
32
2000s
54
2010s
20
2020s
154

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 65.6°F 46.2°F 55.9°F 2.58 in 8
February 68.6°F 50.3°F 59.4°F 2.01 in 7
March 73.6°F 57.3°F 65.4°F 2.77 in 6
April 79.7°F 65.1°F 72.4°F 2.11 in 6
May 85.1°F 72.4°F 78.7°F 3.40 in 5
June 90.3°F 77.6°F 84.0°F 3.66 in 6
July 91.5°F 79.3°F 85.4°F 3.00 in 5
August 92.9°F 79.0°F 85.9°F 2.37 in 5
September 90.6°F 74.5°F 82.6°F 5.65 in 10
October 84.0°F 66.6°F 75.3°F 3.96 in 7
November 75.0°F 56.2°F 65.6°F 3.01 in 6
December 67.8°F 48.3°F 58.0°F 1.89 in 0.3 in 6

Climate twins of Rockport

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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