The average temperature for the week of 23 June 2025 - 29 June 2025 was 18 °C (64 °F) during the day and 12 °C (54 °F) during the night. These temperatures are roughly same as the long-time average for Glasgow, being 18 °C (64 °F) for daily temperatures and 10 °C (50 °F) for night temperatures. The beginning of the week saw Tuesday being the hottest day of the week. Monday marked the coldest day of the week. The average temperatures during different times of day (local time) were following: 7am 14 °C (57 °F), 10am 15 °C (59 °F), 1pm 17 °C (63 °F), 4pm 17 °C (63 °F), 7pm 17 °C (63 °F), 10pm 15 °C (59 °F).

There were 1 day without rain, 5 days with light rain and 1 day with moderate rain during this week. The total precipitation for the week in Glasgow was 21 mm (0.83 in), which is slightly above the area's average of 17 mm (0.67 in). On average, the cloud coverage during daylight hours (from dawn to dusk) was 72 %.

Average speed of wind was 5.6 m/s. The prevailing winds blew from the South-West and West. The air pressure was 1002 hpa - 1024 hpa. The air in Glasgow had an average humidity of 81 %.

On average, there were 2 hours clear skies, 3 hours partially overcast skies, 11.5 hours overcast skies and 1 hour rainy weather during the daytime (from dawn to dusk). The sunrise on average occurred at 04:32, and the sunset occurred at 22:06.

Weather overview

The city of Glasgow, located in the United Kingdom, enjoys a generally temperate climate with seasonal variations typical of its geographical location. Daytime temperatures can range from an average low of 7 °C (44 °F) in the coldest month of January to a pleasant high of 19 °C (66 °F) during the peak of summer in July. Overnight lows range from a brisk 1 °C (34 °F) in January to a more comfortable 11 °C (52 °F) in July. Among the monthly weather patterns, May tends to be the driest with an average of 12 having rainfall, while January is notably the most precipitous, averaging 17 of rain. Each month, Glasgow showcases a distinct weather profile which contributes to the city's dynamic seasonal changes.

January weather

In Glasgow, the minimum daytime temperature of 7 °C (44 °F) is observed, and a corresponding nighttime low of 1 °C (34 °F) is also noted. The maximum number of rainy days is evident with an average of 17, alongside the commencement of the rainfall increase, which is estimated at 136 mm (5.34 in). The peak wind speed measurement stands at 4 m/s.

February weather

The initiation of a temperature increase can be noticed in Glasgow, as the frequency of rainy days begins to decrease, settling at 15. Concurrently, the decline in rainfall amounts is observed, with a total of 98 mm (3.87 in). There is a noticeable increment in the amount of cloudless sunlight, starting at an average of 2 hours.

March weather

The trend of fewer rainy days continues in Glasgow, with an average of 15 noted. The inception of rainfall quantity increase is also recorded, at about 104 mm (4.09 in). The escalation in both day and night temperatures is apparent, with values reaching 9 °C (49 °F) and 3 hours of sunlight, respectively.

April weather

A progressive ascent of daytime temperatures to 12 °C (53 °F) is seen in Glasgow, coupled with a climb in night temperatures to 4 °C (39 °F). Consistent with previous months, the number of rainy days declines to an average of 12, and rainfall volumes reach their nadir at 61 mm (2.39 in). An upward trend in cloud-free sun hours is notable, averaging 5 hours.

May weather

Continuing the warming trend, Glasgow's daytime temperature reaches around 15 °C (58 °F), and the nighttime warmth rises to 6 °C (44 °F). The frequency of rainy days hits its yearly low at 12, while rainfall begins its incremental increase, reported at 69 mm (2.73 in). A minimum in relative humidity is noticed, with a figure standing at 77 %.

June weather

The temperature in Glasgow continues to ascend, reaching an impressive 17 °C (63 °F). Nighttime warmth is also on an upward trajectory, averaging 9 °C (49 °F). The zenith of sunlit hours, free from cloud cover, is reached in June, as is the maximum of daylight hours. A modest increase in rainy days initiates, averaging 13.

July weather

Glasgow hits its peak summer temperatures with daytime warmth cresting at 11 °C (52 °F). Concurrently, the influx of tourists begins. A rise in rainfall volumes is first noted this month. Meanwhile, the duration of sun hours without cloud coverage initiates a downward trend in July.

August weather

Amidst the bustling tourist season, Glasgow sees an early rise in rainy days, averaging 14, while rainfall amounts continue their upward trajectory, measuring about 93 mm (3.67 in). A decline in cloud-free sun hours is captured, averaging 5 hours.

September weather

A reversal in the trend is noted as daytime temperatures begin to drop, reaching an average of 16 °C (61 °F) in Glasgow. Concurrent with the night temperatures' decline to 9 °C (48 °F), rainfall volumes sustain their rise, achieving an approximate total of 110 mm (4.33 in). A decrease in the hours of sunlight without clouds continues, with a value of 4 hours.

October weather

The gradual cooling of Glasgow continues, with daytime temperatures registering around 13 °C (55 °F). Nighttime temperatures follow suit, falling to about 6 °C (43 °F). An ascending trend in rainy days is observed, with an average of 16. Rainfall amounts reach their yearly climax, documented at 144 mm (5.66 in). A further diminishing of hours of sunlight without clouds is witnessed, now at 3 hours.

November weather

Glasgow's daytime temperatures continue their downward trend, now observed at 9 °C (49 °F). Night temperatures also decrease, aligning with the daytime trend at 4 °C (38 °F). The early stages of decreasing rainfall amounts become evident, with a value of 127 mm (5.01 in). The continuation of reduced sunlight hours, now at 2 hours, is noted.

December weather

The continued descent in daytime temperatures in Glasgow reaches 7 °C (44 °F), with a similar pattern for night temperatures. The shortest day length is registered at 7 hours, alongside the minimum number of sunlit hours, now at 1 hour.

What are the average high and low temperatures in Glasgow during January?

In January, Glasgow experiences average temperatures ranging from a low of 1 °C (34 °F) at night to a high of 7 °C (44 °F) during the day.

How does the duration of sunny hours change in February in Glasgow?

February in Glasgow typically sees an upswing in sunny hours with an average increase to 2 hours per day.

Is the number of rainy days decreasing in March in Glasgow?

Yes, March sees a downtrend in rainy days, with an average count falling to 15.

How much can one expect the temperature to rise during April in Glasgow?

Throughout April, Glasgow sees an average increase in daytime temperature to about 12 °C (53 °F).

How many sunny hours are typically seen in May?

In May, Glasgow enjoys, on average, 5 hours of sunshine each day.

How does Glasgow's weather differ during the daytime in June compared to May?

Daytime temperatures in June increase further, averaging around 17 °C (63 °F) in Glasgow.

What are the sea temperatures like in Glasgow during July?

In July, the sea temperature around Glasgow averages a brisk 15 °C (58 °F).

What might one expect of Glasgow's weather in August?

August in Glasgow typically features warm daytime temperatures, averaging 19 °C (65 °F), with an increment in rainy days and rainfall.

How does the weather in Glasgow begin to transition as autumn approaches in September?

September in Glasgow marks the commencement of cooler weather, with daytime temperatures averaging around 16 °C (61 °F).

Can one still enjoy outdoor activities in Glasgow during October despite the weather changes?

Yes, October's moderate climate with average daytime temperatures of 13 °C (55 °F) is still suitable for outdoor pursuits in Glasgow.

As November arrives, what are the changes in Glasgow's daytime and nighttime temperatures?

November sees further drops in temperature, with daytime highs around 9 °C (49 °F), and cooler nights averaging 4 °C (38 °F).

What is the extent of the decrease in daily sunlight hours during December in Glasgow?

In December, the daily sunlight hours in Glasgow dwindle to just about 1 hour.