Bristol, United Kingdom Climate & Monthly Averages
The climate of Bristol
Bristol has a oceanic climate, marked by mild temperatures year-round with regular rainfall. Average daytime highs range from about 46°F (8°C) in January to around 69°F (21°C) in July, and the city records roughly 156 days of measurable precipitation a year.
Climate quick facts
- Hottest month: July - highs near 69°F (21°C)
- Coldest month: January - highs near 46°F (8°C)
- Record high: 92°F (33°C) · Record low: 20°F (-6°C) (2015–2024)
- Wettest month: December (15 rainy days) · Sunniest: June (11.0 h sun/day)
- Climate type: oceanic - mild temperatures year-round with regular rainfall
- Snow: about 2 days a year
Temperatures through the year
The warmest stretch of the year centers on July. Highs average 69°F (21°C) and overnight lows stay near 56°F (13°C). The coolest month is January, with typical highs of 46°F (8°C) and lows around 36°F (2°C). Based on 2015–2024 weather data, temperatures have reached as high as 92°F (33°C) and dropped as low as 20°F (-6°C).
Rain, sun and snow
December is usually the wettest month. It brings about 3.9 inches (100 mm) of rain over 15 days, while April is the driest. June brings the most sunshine, averaging 11.0 hours of sun a day. Snowfall is rare but not unheard of.
Monthly climate table
| Month | High | Low | Rain days | Precipitation | Sunshine | Humidity |
|---|---|---|---|---|---|---|
| January | 46° | 36° | 13 | 2.8 in | 4.0 h/day | 88% |
| February | 48° | 38° | 12 | 2.9 in | 5.1 h/day | 84% |
| March | 50° | 39° | 15 | 3.3 in | 6.5 h/day | 82% |
| April | 55° | 40° | 10 | 2.0 in | 9.3 h/day | 77% |
| May | 61° | 47° | 12 | 2.8 in | 10.6 h/day | 77% |
| June | 67° | 53° | 12 | 2.7 in | 11.0 h/day | 77% |
| July | 69° | 56° | 13 | 2.8 in | 10.9 h/day | 76% |
| August | 68° | 56° | 13 | 3.2 in | 9.6 h/day | 79% |
| September | 65° | 52° | 13 | 3.4 in | 8.1 h/day | 81% |
| October | 58° | 48° | 14 | 3.8 in | 6.0 h/day | 85% |
| November | 51° | 42° | 14 | 3.3 in | 4.2 h/day | 87% |
| December | 48° | 40° | 15 | 3.9 in | 3.2 h/day | 89% |
Bristol month by month
Bristol weather in January
January brings highs around 46°F (8°C), lows near 36°F (2°C), about 13 wet days - typically the coldest month of the year in Bristol.
Bristol weather in February
February brings highs around 48°F (9°C), lows near 38°F (3°C), about 12 wet days.
Bristol weather in March
March brings highs around 50°F (10°C), lows near 39°F (4°C), about 15 wet days.
Bristol weather in April
April brings highs around 55°F (13°C), lows near 40°F (5°C), about 10 wet days - typically the driest month of the year in Bristol.
Bristol weather in May
May brings highs around 61°F (16°C), lows near 47°F (8°C), about 12 wet days.
Bristol weather in June
June brings highs around 67°F (19°C), lows near 53°F (11°C), about 12 wet days - typically the sunniest month of the year in Bristol.
Bristol weather in July
July brings highs around 69°F (21°C), lows near 56°F (13°C), about 13 wet days - typically the hottest month of the year in Bristol.
Bristol weather in August
August brings highs around 68°F (20°C), lows near 56°F (13°C), about 13 wet days.
Bristol weather in September
September brings highs around 65°F (18°C), lows near 52°F (11°C), about 13 wet days.
Bristol weather in October
October brings highs around 58°F (15°C), lows near 48°F (9°C), about 14 wet days.
Bristol weather in November
November brings highs around 51°F (11°C), lows near 42°F (6°C), about 14 wet days.
Bristol weather in December
December brings highs around 48°F (9°C), lows near 40°F (5°C), about 15 wet days - typically the wettest month of the year in Bristol.
Seasons in Bristol
Spring (March through May)
Spring in Bristol is crisp but comfortable, with daytime highs averaging 56°F (13°C) and nights around 42°F (6°C); expect showers on roughly 38 days across the season.
Summer (June through August)
Summer in Bristol is mild and warm, with daytime highs averaging 68°F (20°C) and nights around 55°F (13°C); expect showers on roughly 38 days across the season.
Fall (September through November)
Fall in Bristol is crisp but comfortable, with daytime highs averaging 58°F (14°C) and nights around 47°F (9°C); expect showers on roughly 40 days across the season.
Winter (December through February)
Winter in Bristol is chilly, with daytime highs averaging 47°F (8°C) and nights around 38°F (3°C); expect showers on roughly 40 days across the season.
Climate questions, answered
What is the average temperature in Bristol?
Is Bristol hot in summer?
Is Bristol cold in winter?
How many rainy days does Bristol get in a year?
Best time to visit Bristol
The best time to visit Bristol is generally April to September, when warm days, manageable rainfall and plenty of daylight line up. Daytime temperatures in that window typically sit near 64°F (18°C).
Pack for Bristol with a warm jacket and layers for the cooler season; a compact umbrella or rain shell - showers are a regular feature. Evenings can feel noticeably cooler than afternoons - July nights average 56°F (13°C).
Bristol temperature records (2015-2024)
Derived from ERA5 reanalysis data, 2015–2024. Official station records may differ.