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Glasgow in May: Weather, Average temperature and Climate

Discover the weather for Glasgow in May and if it’s a good time to travel (based on historical data).
Check flight prices to Glasgow on Avionero:
May

Weather in Glasgow in May 2024

OK Weather
Mild
☁️
Cloudy
If you plan to visit Glasgow in May, the weather is typically alright, with an average high temperature of +59°F during the day and approximately 4 sunny days. Expect some rainy, though, as there are typically 10 rainy days in the month and around 78 mm of precipitation. The weather is changeable so you may have to pack for every eventuality. Search flights in one click on Avionero.
Good to know:
  • May is usually the driest month of the year in Glasgow

Average weather

☀️
+59°F
Avg. max. temperature
+27°F
Min.
+81°F
Max.
78 mm
Total precipitation
73%
Avg. humidity
3 m/s
Avg. wind
4 ☀️
Sunny Days
17 ⛅️
Cloudy
10 🌦
Rainy
Our opinion: Glasgow has OK weather in May.

Average temperature in Glasgow in May

Here are the expected maximum, average and minimum temperatures in Glasgow for May based on the historical data.
Last Year
Historical Data

The expected average maximum temperature in May is +59°F with a maximum of +64°F and a minimum of +43°F.

The average maximum temperature goes down 8% by the end of the month, compared with the beginning of the month, from +59°F to +57°F.

Is Glasgow warm or cold in May?

Glasgow is typically mild in May.

Maximum temperatures go up compared to the previous month from +54°F to +59°F. The minimum temperature also goes up from +39°F to +45°F.

Pack a light jacket as it will be warm in the day and cool in the evenings.

Take a look at how May is compared to other months in Glasgow:

Climate in Glasgow in May

Glasgow weather looks like this, on average, in May and the surrounding months.
AprilMayJune
Avg. temperature
+54°F+59°F+63°F
Min. temperature
+23°F+27°F+32°F
Max. temperature
+75°F+81°F+88°F
Rainfall
68 mm78 mm80 mm
Wind
3 m/s3 m/s3 m/s
Humidity
74%73%75%
Air pressure
1012 HPa1013 HPa1013 HPa
Sunny days
443
Cloudy days
171717
Rainy days
91010
Snowy days
000

May weather is still as ok as in April. It’s getting warmer as May arrives. The average maximum temperature goes up from +54°F to +59°F during the day. Prepare for more rain. Average rainfall goes from 68 mm to 78 mm. It feels drier, as humidity decreases from 74% to 73%. The average wind speed doesn’t change much during May, staying around 3 m/s. The amount of sunny days stay about the same, averaging 4 sunny days during the month.

But maybe it is worth considering traveling in June as the weather gets better.

Wind

Wind speed in Glasgow in May based on historical data.
Last Year
Historical Data

The average wind speed is 5 m/s getting up to 8 m/s which is a medium breeze. You can feel it, especially getting out of the water.

The average wind speed in Glasgow is gradually increasing during May, going from 2 m/s to 2 m/s over the course of the month.

Rain

Amount of rainfall in mm during May in Glasgow based on historical data.
Last Year
Historical Data
Total precipitation in May is about 143 mm, with a 81% chance of rain on a typical day. The maximum amount of rainfall per day is around 15 mm, which is considered light rain. May is a pretty wet month with over 25 rainy days, so don’t forget to pack an umbrella, raincoat, and a pair of wellies.
Here’s how May is compared with other months in the amount of precipitation, total mm:
Glasgow wettest month is October, where a typical day has a 45% chance of precipitation and 133 mm of rainfall per day. April, on the other hand, is the driest month with a mere 30% chance of precipitation and 68 mm of rainfall per day.

How was the weather last May in Glasgow?

This is the weather in Glasgow in May 2023:
1 May
☁️
+60°F
2 May
☁️
+58°F
3 May
🌧️
+56°F
4 May
🌧️
+57°F
5 May
☁️
+59°F
6 May
🌧️
+60°F
7 May
☁️
+59°F
8 May
☁️
+63°F
9 May
🌧️
+55°F
10 May
🌧️
+58°F
11 May
🌧️
+57°F
12 May
🌧️
+57°F
13 May
🌧️
+56°F
14 May
☁️
+63°F
15 May
🌧️
+64°F
16 May
🌧️
+53°F
17 May
🌧️
+63°F
18 May
☁️
+64°F
19 May
☁️
+63°F
20 May
☁️
+62°F
21 May
🌧️
+59°F
22 May
🌧️
+62°F
23 May
🌧️
+58°F
24 May
☀️
+59°F
25 May
🌧️
+57°F
26 May
🌧️
+57°F
27 May
☁️
+57°F
28 May
☁️
+63°F
29 May
☁️
+58°F
30 May
🌧️
+55°F
31 May
🌧️
+57°F
In May 2023 Glasgow had 1 sunny days, 12 cloudy days, and 18 rainy days. The average maximum temperature was +59°F, with an absolute maximum of +64°F and a minimum of +54°F. The average humidity was 79%, with a maximum of 94% and a minimum of 46%. The average wind speed was 5 m/s, with a maximum of 13 m/s and a minimum of 0 m/s.
Are you planning a trip in May?

Climate Change Over the Years

This is how Glasgow climate has changed over the last 43 years.

The climate in Glasgow in May has not changed that much over the last 43 years.

The average temperature was the lowest in 1979 (+55°F) and the highest in 2018 (+65°F). The driest year was 1991 with only 13 mm of rainfall, and the wettest year was 1986 with 200 mm.

FAQ

Frequently asked questions about the weather in Glasgow in May:

Is May a good time to visit Glasgow?

It’s always a good time to visit Glasgow, but the weather is changeable in May, so plan a mix of indoor and outdoor activities and exploring, and pack for every eventuality.

Can you sunbathe in Glasgow in May?

May has mild temperatures in Glasgow. Not ideal for sunbathing, but still good for daytime outdoor activities, but plan for cool evenings. Pack a light jacket and shorts!

Is Glasgow rainy in May?

Glasgow is often rainy in May. You may get a bit damp when outside, so pack an umbrella, and maybe even a raincoat.

Is it sunny in Glasgow in May?

Usually, it’s not very sunny in Glasgow in May, often it’s pretty cloudy. Pack for any eventuality; layering can help reduce the number of bulky items needed.

Other cities in United Kingdom

Check out the weather for other cities in United Kingdom.

Monthly weather in Glasgow

Source of the data

For this page, we’ve looked at the typical weather in Glasgow, based on historical hourly weather data from January 1, 1979, to December 31, 2022.

For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.