Glasgow monthly weather averages

Average daytime temperature

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

Glasgow average temperature chart (Celsius) Glasgow average temperature chart (Fahrenheit)
Average monthly temperatures in Glasgow (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 5.2 5.6 7.8 10.8 14.1 17 18.2 17.9 15.1 12.1 7.8 6.1
°F 41.4 42 46 51.5 57.5 62.6 64.8 64.2 59.2 53.7 46.1 42.9

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.

Glasgow monthly rainfall chart (mm) Glasgow monthly rainfall chart (inches)
Average monthly rainfall in Glasgow (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 129 84 106 64 78 73 79 106 132 135 132 125
inches 5.1 3.3 4.2 2.5 3.1 2.9 3.1 4.2 5.2 5.3 5.2 4.9
Rainy days 21 16 19 16 16 16 16 18 19 20 20 20

Average daily sunshine

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

Glasgow average daily sunshine chart
Average daily sunshine Glasgow
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 1.5 2.5 3.3 5.1 6 6.3 5.8 5.1 3.9 2.9 2.1 1.4

Day / night temperatures

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

Glasgow average minimum / maximum temperatures (Celsius) Glasgow average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Glasgow (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C 0.5 0.3 1.7 3.2 5.9 8.8 10.4 10.4 8.5 6.2 2.5 1.2
Max °C 5.4 5.7 8 11 14.4 17.2 18.4 18.1 15.3 12.2 8 6.2
Min °F 32.8 32.5 35 37.8 42.5 47.8 50.7 50.6 47.3 43.2 36.4 34.2
Max °F 37.2 37.4 40.6 44.8 50.2 55.4 57.9 57.6 53.4 48.6 41.4 38.7

Sea temperature

The graph below shows the average sea temperature.

Glasgow average sea temperature chart (Celsius) Glasgow average sea temperature chart (Fahrenheit)
Average sea temperature around Glasgow in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 8.1 6.9 6.8 7.8 9.8 12 13.8 14.7 14.5 13.6 11.9 9.9
°F 46.5 44.4 44.2 46.1 49.6 53.6 56.9 58.4 58.1 56.4 53.4 49.8

Wind speed

The graph below shows the average wind speed.

Glasgow average winspeed by month (km/h) Glasgow average winspeed by month (mph)
Average wind speed in Glasgow (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 17 16 18 16 15 15 14 13 15 16 17 17
mph 10 10 11 10 9 9 9 8 9 10 10 10

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.

Glasgow relative humidity averages
Average relative humidity in Glasgow
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
91% 87% 83% 79% 77% 79% 80% 83% 86% 88% 90% 91%
Glasgow

Other monthly averages

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Glasgow weather stats

Glasgow weather statistics
Hottest month: July 18.2°C 64.8°F
Driest month: April 64mm 2.5ins
Sunniest month: May 6hrs
Coldest month: January 5.2°C 41.4°F
Wettest month: October 135mm 5.3ins
Warmest sea: August 14.7°C 58.5°F
Map showing location of Glasgow (55.86515, -4.25763)

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