Williamson (WV) monthly weather averages

Contents

Average daytime temperature

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

Williamson average temperature chart (Celsius) Williamson average temperature chart (Fahrenheit)
Average monthly temperatures in Williamson (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 5.5 8 14.4 20.1 24.8 28.6 30.2 29.8 26.5 20.4 14.2 8.1
°F 42 46.3 57.9 68.2 76.6 83.5 86.4 85.7 79.7 68.6 57.5 46.6

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.

Williamson monthly rainfall chart (mm) Williamson monthly rainfall chart (inches)
Average monthly rainfall in Williamson (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 84 85 101 92 104 97 120 97 86 72 85 90
inches 3.3 3.4 4 3.6 4.1 3.8 4.7 3.8 3.4 2.8 3.3 3.5
Rainy days 14 13 14 13 13 11 12 10 9 9 11 13

Average annual rainfall in Williamson: 1067.5mm (420.3 inches)

Average daily sunshine

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

Williamson average daily sunshine chart
Average daily sunshine Williamson
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 4.7 5.5 6.6 7.8 8.6 9.2 8.8 8.3 7.6 7 5 4.2

Day / night temperatures

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

Williamson average minimum / maximum temperatures (Celsius) Williamson average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Williamson (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C -5.4 -4.3 0.7 5.4 10.1 14.9 17.7 17.3 13.6 6.3 1.5 -3
Max °C 5.8 8.3 14.7 20.5 25.2 29 30.6 30.2 26.8 20.7 14.5 8.4
Min °F 22.3 24.4 33.3 41.6 50.1 58.7 63.8 63.1 56.5 43.3 34.7 26.6
Max °F 32.4 35.6 45.9 55.2 63.7 71.4 75.4 74.7 68.4 56.3 46.4 36.9

Sea temperature

The graph below shows the average sea temperature.

Williamson average sea temperature chart (Celsius) Williamson average sea temperature chart (Fahrenheit)
Average sea temperature around Williamson in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 9.2 8.4 8.5 10.6 15.1 20.6 24.6 25.4 23.6 19.3 14.9 11.3
°F 48.6 47.1 47.3 51 59.1 69.1 76.3 77.7 74.5 66.8 58.8 52.4

Wind speed

The graph below shows the average wind speed.

Williamson average winspeed by month (km/h) Williamson average winspeed by month (mph)
Average wind speed in Williamson (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 14 14 14 14 12 10 9 9 9 10 13 13
mph 9 9 9 9 7 6 6 6 6 7 8 8

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.

Williamson relative humidity averages
Average relative humidity in Williamson
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
70% 68% 63% 60% 69% 73% 76% 77% 78% 72% 69% 71%

Other monthly averages

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Beta

Current (hourly) weather 15 day forecast

Williamson weather stats

Williamson weather statistics
Hottest month: July 30.2°C 86.4°F
Driest month: October 72mm 2.8ins
Sunniest month: June 9.2hrs
Coldest month: January 5.5°C 41.9°F
Wettest month: July 120mm 4.7ins
Warmest sea: August 25.4°C 77.7°F
Map showing location of Williamson (37.67427, -82.27736) Williamson map pin © Google

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