Kemah monthly weather averages

Average daytime temperature

The bar chart below shows the average monthly peak daytime temperatures at Kemah

Kemah average temperature chart (Celsius) Kemah average temperature chart (Fahrenheit)
Average monthly temperatures in Kemah (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C -0.7 1.2 6 12.8 18.2 22.9 27.6 27.8 23.9 16.4 8.4 1.8
°F 30.7 34.2 42.8 55 64.7 73.2 81.7 82.1 75 61.5 47.1 35.2

Please note: these are the average peak daytime temperatures (usually around mid-afternoon) so do not show daytime / night highs and lows. To see the daily range of temperatures have a look at the temperature max / min chart below.

Average rainfall & rainy days

The graph below shows the average rainfall and number of rainy days per month.

Kemah monthly rainfall chart (mm) Kemah monthly rainfall chart (inches)
Average monthly rainfall in Kemah (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 66 61 70 84 78 35 8 4 11 49 68 76
inches 2.6 2.4 2.8 3.3 3.1 1.4 0.3 0.2 0.4 1.9 2.7 3
Rainy days 13 12 13 15 15 8 4 4 4 9 10 12

Average annual rainfall in Kemah: 689.266mm (271.4 inches)

Average daily sunshine

The bar chart below shows the average daily sunshine hours in Kemah

Kemah average daily sunshine chart
Average daily sunshine Kemah
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 5 6 7 7.9 9.5 12 13.9 12.9 11 7.9 5.8 4.5

Day / night temperatures

The graph below shows the daily range of temperatures for each month.

Kemah average minimum / maximum temperatures (Celsius) Kemah average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Kemah (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C -8.3 -6.8 -2.6 2.8 6.8 9.8 13.3 13 9.2 4.5 -0.4 -5
Max °C -0.6 1.4 6.2 13 18.5 23.2 28 28.2 24.3 16.7 8.6 2
Min °F 17.2 19.8 27.3 37 44.2 49.6 55.9 55.4 48.5 40.1 31.3 23.1
Max °F 24.1 27.1 35.2 46.2 54.7 61.7 69.1 69.1 62.1 51.1 39.4 29.3

Sea temperature

The graph below shows the average sea temperature.

Kemah average sea temperature chart (Celsius) Kemah average sea temperature chart (Fahrenheit)
Average sea temperature around Kemah in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 11.8 10.7 10.8 12.8 17.1 22.2 25.4 26.6 24.9 21.5 17.4 14
°F 53.3 51.3 51.4 55 62.8 71.9 77.8 79.8 76.8 70.7 63.4 57.2

Wind speed

The graph below shows the average wind speed.

Kemah average winspeed by month (km/h) Kemah average winspeed by month (mph)
Average wind speed in Kemah (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 5 6 7 8 7 7 7 7 6 5 5 5
mph 3 4 4 5 5 4 5 5 4 3 3 3

A monthly average windspeed of over 16km/h or 10mph suggests a location is fairly windy.

Relative humidity

The graph below shows the average relative humidity.

Kemah relative humidity averages
Average relative humidity in Kemah
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
72% 71% 67% 60% 57% 51% 44% 43% 46% 59% 68% 73%

Other monthly averages

UV index Best time to go?

Kemah weather stats

Kemah weather statistics
Hottest month: July 27.6°C 81.7°F
Driest month: August 4mm 0.2ins
Sunniest month: July 13.9hrs
Coldest month: January -0.7°C 30.7°F
Wettest month: April 84mm 3.3ins
Warmest sea: August 26.6°C 79.9°F
Map showing location of Kemah (39.60167, 39.03806) Kemah map pin © Google

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