Monthly climate in Glasgow, Scotland, United Kingdom

Last updated: June 26, 2022

Under the Köppen–Geiger climate classification Glasgow features a oceanic climate (Cfb). Temperatures typically range between 5 °C (41 °F) and 15 °C (60 °F) through the year, but rarely can drop to -7 °C (20 °F) or can rise to as high as 29 °C (84 °F). The average annual precipitation amounts to about 1211 mm (47.7 inches) and receives 187 rainy days on the 1 mm (0.04 inches) threshold annually. Glasgow enjoys an average of 2851 hours of sunshine throughout the year, and daylight varies from 7 hours 5 minutes to 17 hours 26 minutes per day.

Monthly average temperatures in Glasgow, Scotland, United Kingdom §

The warmest months in Glasgow are June, July and August, with daily mean temperatures ranging from 14 to 15 °C (57 - 60 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 5 to 5 °C (41 - 41 °F) throughout the day. On average each year, Glasgow experiences 2 days above 25 °C (77.0 °F) and 36 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Glasgow, Scotland, United Kingdom. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum 14°C
(57°F)
15°C
(59°F)
17°C
(63°F)
22°C
(72°F)
26°C
(79°F)
29°C
(84°F)
28°C
(83°F)
27°C
(80°F)
27°C
(80°F)
20°C
(69°F)
14°C
(58°F)
13°C
(55°F)
Mean maximum 11°C
(53°F)
12°C
(54°F)
14°C
(58°F)
18°C
(65°F)
23°C
(73°F)
23°C
(74°F)
25°C
(76°F)
23°C
(74°F)
22°C
(71°F)
17°C
(62°F)
13°C
(56°F)
12°C
(54°F)
Average high 7°C
(44°F)
7°C
(46°F)
9°C
(49°F)
12°C
(53°F)
15°C
(59°F)
17°C
(64°F)
19°C
(66°F)
18°C
(64°F)
16°C
(61°F)
13°C
(55°F)
9°C
(49°F)
7°C
(45°F)
Daily mean 5°C
(41°F)
5°C
(41°F)
6°C
(43°F)
8°C
(46°F)
11°C
(52°F)
14°C
(57°F)
15°C
(60°F)
15°C
(59°F)
13°C
(55°F)
10°C
(50°F)
7°C
(45°F)
5°C
(41°F)
Average low 2°C
(36°F)
3°C
(37°F)
3°C
(37°F)
4°C
(39°F)
7°C
(44°F)
10°C
(51°F)
12°C
(53°F)
12°C
(53°F)
9°C
(49°F)
7°C
(45°F)
4°C
(40°F)
3°C
(37°F)
Mean minimum -4°C
(25°F)
-3°C
(26°F)
-3°C
(28°F)
-2°C
(29°F)
1°C
(33°F)
6°C
(43°F)
7°C
(45°F)
7°C
(45°F)
3°C
(38°F)
-0°C
(32°F)
-1°C
(30°F)
-3°C
(26°F)
Minimum -7°C
(20°F)
-5°C
(23°F)
-6°C
(22°F)
-3°C
(26°F)
-1°C
(31°F)
6°C
(43°F)
6°C
(43°F)
6°C
(43°F)
1°C
(33°F)
-3°C
(28°F)
-3°C
(26°F)
-6°C
(21°F)

Compare climate in Glasgow with other places

Compare temperature, precipitation, sunshine, UV index in Glasgow, Scotland, United Kingdom with other places around the world.

Monthly average precipitation in Glasgow, Scotland, United Kingdom §

Glasgow usually has the most precipitation in February, August and October, with an average of 18 rainy days and 129 mm (5.1 inches) of precipitation per month. The driest months in Glasgow are January, April and May. On average, 65 mm (2.6 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Glasgow, Scotland, United Kingdom. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Average precipitation mm (inches) 84 (3.3) 129 (5.1) 106 (4.2) 44 (1.7) 67 (2.6) 113 (4.4) 98 (3.8) 127 (5.0) 91 (3.6) 130 (5.1) 105 (4.1) 117 (4.6)
Average precipitation days (≥ 1 mm) 12 17 17 10 12 17 15 19 15 19 17 17

Monthly sunshine hours in Glasgow, Scotland, United Kingdom §

The sunniest months in Glasgow are May, June and July, when the sun shines an average of 12 hours 34 minutes a day. Least sunny months in Glasgow: January, November and December receive an average of 2 hours 40 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Glasgow, Scotland, United Kingdom. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Mean monthly sunshine hours 68 128 181 316 389 378 390 344 274 204 108 71
Mean daily daylight hours 7h 42m 9h 36m 11h 53m 14h 13m 16h 19m 17h 26m 16h 50m 14h 56m 12h 40m 10h 21m 8h 14m 7h 5m

Solar UV radiation in Glasgow, Scotland, United Kingdom §

Glasgow experiences the highest level of ultraviolet (UV) radiation in April, July and August, when the maximum UV index can reach values of 5 - 8, which corresponds to the Moderate / High / Very High category of sun exposure. January, November and December are in the Low exposure category. In these months, the maximum values of the UV index do not exceed 1. For more detailed information, check out our hourly Glasgow UV Index data.

Average daily maximum UV levels by month for Glasgow, Scotland, United Kingdom. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to June 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
UV Index (month maximum) 1 2 3 5 5 3 8 6 4 3 1 1