Glasgow, United Kingdom skyline

Glasgow Weather in January

The usual January conditions in Glasgow, United Kingdom, drawn from 2006–2025 records.

Glasgow in January: highs near 5.9°C (42.6°F), lows near 1.3°C (34.3°F), roughly 16 rainy days adding up to 114 mm, and 3.3 hours of sunshine on an average day.

Avg high

5.9°C (42.6°F)

Avg low

1.3°C (34.3°F)

Rainfall

114 mm (4.5 in)

Rainy days

16 days

Sunshine

3.3 h / day

Humidity

88%

January vs the rest of the year

No month in Glasgow is cooler than January; for rain it is the 4th wettest month.

MonthAvg highvs JanuaryRainRainy days
January5.9°C (42.6°F)—114 mm16
February6.8°C (44.2°F)+0.9°C (+1.6°F)101 mm15
March8.5°C (47.3°F)+2.6°C (+4.7°F)92 mm15
April11.3°C (52.3°F)+5.4°C (+9.7°F)63 mm12
May14.4°C (57.9°F)+8.5°C (+15.3°F)86 mm15
June16.7°C (62.1°F)+10.8°C (+19.4°F)87 mm15
July18.1°C (64.6°F)+12.2°C (+22°F)109 mm17
August17.3°C (63.1°F)+11.4°C (+20.5°F)122 mm18
September15.6°C (60.1°F)+9.7°C (+17.5°F)92 mm14
October12.3°C (54.1°F)+6.4°C (+11.5°F)124 mm17
November8.5°C (47.3°F)+2.6°C (+4.7°F)112 mm16
December6.4°C (43.5°F)+0.5°C (+0.9°F)129 mm18

What January feels like in Glasgow

For Glasgow, January is the heart of winter. Daytime temperatures stay cold, and a warm coat is needed even in the middle of the day. Little changes after sunset — nights are cold, only slightly below the daytime level. The air is damp, which makes cool temperatures feel colder, particularly in wind.

Rain in Glasgow in January

Dry days are the exception, with rain on about every other day. Each rainy day adds about 7.1 mm (0.3 in), a proper wetting rather than a sprinkle. That is close to Glasgow's typical rain per wet day for the whole year (about 6.5 mm).

Daylight and sunshine in January

In mid-January, sunrise is at about 8:38 am and sunset at about 4:13 pm (local time) — 7 h 35 min of daylight. Since mid-December the day has gained 33 min. The sun is out for roughly 44% of those daylight hours, so sun and cloud share the day.

How January compares to the rest of the year

January is the coolest month of the year in Glasgow. Compared with December, afternoons are 0.5°C (0.9°F) cooler, with 15 mm less rain. Temperatures keep climbing into February. By February, typical highs are 6.8°C (44.2°F).

Who January suits

  • Sightseeing: less ideal — rain falls on more than half the days.
  • Parks & outdoor: less ideal — too cool to sit outside for long.
  • Hiking: less ideal — trails are cool.
  • Museums & indoor: a good choice — with rain on most days, galleries and museums make easy plans.

Tips for visiting Glasgow in January

Rain Protection

A packable rain jacket saves the day on showery afternoons.

Warm Layers

A warm jacket, a hat and gloves for cold mornings and evenings.

Quick questions

How warm is Glasgow in January?

Afternoons average 5.9°C (42.6°F) and nights about 1.3°C (34.3°F) — cold by most people's standards. It is the coolest month of the year.

Does it rain a lot in Glasgow in January?

Yes, fairly — rain falls about every other day and totals about 114 mm, so an umbrella is worth carrying.

What should I wear in Glasgow in January?

The numbers point to rain protection and warm layers. There is little need to change for the evening.

Is January or February better for visiting Glasgow?

February, narrowly: it ranks #9 of 12 among Glasgow's months, against #11 for the other. February has fewer rainy days.

Is January a good time to visit Glasgow?

Poor

Poor — chilly days, rain on most days (about 16). Within Glasgow's own year, January ranks #11 of 12 — one of the least comfortable months.

January in other United Kingdom cities

Warmer or drier places in January

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Monthly averages from 20 years of Open-Meteo history (2006–2025), not a forecast — see all 12 months in Glasgow weather by month.