Aberystwyth monthly weather averages

Average daytime temperature

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

Aberystwyth average temperature chart (Celsius) Aberystwyth average temperature chart (Fahrenheit)
Average monthly temperatures in Aberystwyth (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 7.1 7.1 8.7 11 14.3 16.8 18.3 18.3 16.5 13.8 10 8.1
°F 44.8 44.8 47.6 51.8 57.7 62.3 65 65 61.7 56.8 49.9 46.5

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.

Aberystwyth monthly rainfall chart (mm) Aberystwyth monthly rainfall chart (inches)
Average monthly rainfall in Aberystwyth (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 117 79 93 71 73 76 81 99 107 129 134 137
inches 4.6 3.1 3.6 2.8 2.9 3 3.2 3.9 4.2 5.1 5.3 5.4
Rainy days 21 16 18 15 15 15 13 16 16 19 20 20

Average annual rainfall in Aberystwyth: 1243.534mm (489.6 inches)

Average daily sunshine

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

Aberystwyth average daily sunshine chart
Average daily sunshine Aberystwyth
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 1.7 2.8 3.6 5.6 6.8 6.6 6.1 5.8 4.6 3.3 2.2 1.6

Day / night temperatures

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

Aberystwyth average minimum / maximum temperatures (Celsius) Aberystwyth average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Aberystwyth (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C 2 1.6 2.6 3.8 6.6 9.4 11.3 11.3 9.6 7.5 4.1 2.6
Max °C 7.3 7.3 8.8 11.2 14.5 17 18.5 18.5 16.7 14 10.1 8.2
Min °F 35.5 34.8 36.7 38.8 43.8 48.9 52.3 52.3 49.2 45.4 39.4 36.7
Max °F 40.3 39.9 42.3 45.5 50.9 55.8 58.8 58.8 55.6 51.3 44.8 41.7

Sea temperature

The graph below shows the average sea temperature.

Aberystwyth average sea temperature chart (Celsius) Aberystwyth average sea temperature chart (Fahrenheit)
Average sea temperature around Aberystwyth in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 8.9 8 7.9 8.8 10.7 13 15 15.9 15.6 14.3 12.5 10.5
°F 48 46.4 46.1 47.8 51.2 55.4 59 60.6 60.1 57.8 54.4 50.9

Wind speed

The graph below shows the average wind speed.

Aberystwyth average winspeed by month (km/h) Aberystwyth average winspeed by month (mph)
Average wind speed in Aberystwyth (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 23 21 22 18 17 16 16 16 19 20 22 23
mph 14 13 14 11 11 10 10 10 12 13 14 15

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.

Aberystwyth relative humidity averages
Average relative humidity in Aberystwyth
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
88% 87% 86% 84% 83% 85% 86% 87% 89% 89% 89% 90%

Other monthly averages

UV index Best time to go?

Aberystwyth weather stats

Aberystwyth weather statistics
Hottest month: July 18.3°C 64.9°F
Driest month: April 71mm 2.8ins
Sunniest month: May 6.8hrs
Coldest month: February 7.1°C 44.8°F
Wettest month: December 137mm 5.4ins
Warmest sea: August 15.9°C 60.6°F
Map showing location of Aberystwyth (52.41548, -4.08292) Aberystwyth map pin © Google

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