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Plymouth Weather in July
July in Plymouth typically sees daytime highs of 20°C (68°F) and nighttime lows of 14°C (57°F). Rainfall is also possible this month, so it's worth packing an umbrella. It falls within the summer season.
Rainfall in Plymouth in July
Typically around 12 days of rainfall are expected, averaging 72 mm (2.8 in) for the month. Expect a fairly normal spread of rainfall this month, with no particular pattern of very heavy or very persistent showers.
Temperature in Plymouth in July
Weather in Plymouth is at its excellent in July. Highs reach 20°C (68°F), while nights settle around 14°C (57°F). This month falls in the summer season. A light jacket or extra layer can be useful, especially outside the warmest hours of the day. Nights cool down to 14°C (57°F), so a light jacket or extra layer is useful once the sun goes down. On the plus side, the cooler nights make for comfortable sleeping conditions.
Sunshine in Plymouth in July
There are approximately 215 hours of sunshine this month, resulting in mostly clear days.If you favor pleasant temperatures and minimal rainfall, July is one of the best months to visit Plymouth.
Plymouth Temperature in July
Min Temperature
14°C (57°F)
Max Temperature
20°C (68°F)
Chance of Rain
39%
Precipitation
72 mm (2.8 in)
Rainy days
12 days
Humidity
81%
Sunshine
215 hours
Percentage Sunshine
Plymouth Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Plymouth - and find the best time to visit.
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Plymouth typically stay consistent throughout July, with daily highs averaging around 20°C (68°F). Nights are cool, with lows around 13°C (55°F).
Average temperatures in July
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in July
Historical weather records for Plymouth in July
Browse day-by-day weather records for Plymouth spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Plymouth historical weather extremes in July
The extremes listed below come from historical weather data collected in Plymouth from 1976 through 2026.
- The warmest day in July was on July 18, 2022, with a maximum of 34°C (93°F).
- The lowest daytime temperature in July was 12°C (54°F), recorded on July 2, 1997.
- The coldest night in July in Plymouth was on July 31, 2015, with a minimum of 6°C (43°F).
Best Places in the United Kingdom in July
Find out more about the weather in the United Kingdom and which places have the best travel conditions in this month. See all of the United Kingdom in July →
perfect weather
pleasant
tolerable
unpleasant
poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
What to Wear in Plymouth in July
Pleasant temperatures in July mean you can pack light but flexibel pieces. Think cotton t-shirts, comfortable walking shorts, and one warmer layer for evenings. A light sweater or denim jacket works well. Rain gear is recommended, you can expect wet weather on multiple days. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.
What To Do in Plymouth in July
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Cycling9/10 -
Walking9/10 -
Camping8/10 -
Outdoor sports9/10
Plymouth 3-Day Forecast
More climate data for Plymouth
Temperature Rainfall Sunshine Humidity
See the full Plymouth climate overview or explore weather in the United Kingdom.
Popular in July
Where to go in July - average daytime high across popular destinations.
London
23°C (73°F) Bath22°C (72°F) York22°C (72°F) Manchester
21°C (70°F) Edinburgh
19°C (66°F) Glasgow19°C (66°F) Torquay20°C (68°F) Blackpool19°C (66°F) Bucket list
Need travel inspiration? Check out our bucket list articles and be inspired.
Hike the South West Coast Path
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