Hike the South West Coast Path
The South West Coast Path means breathtaking nature, kind people and delicious food everywhere you go. It is an unforgettable experience and you need to add it to your bucket list.
In Plymouth, March brings low daytime temperatures around 11°C (52°F), with nights cooling to 6°C (43°F). Expect quite a bit of rainfall this month.
If you prefer enjoying temperate temperatures and rain-free days, July and August typically offer the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.
Pick a month to see the average temperature, rainfall and sunshine in Plymouth - and find the best time to visit.
50-year average (1976-2025)
Based on our historical records, temperatures in Plymouth typically stay consistent throughout March, with daily highs averaging around 11°C (52°F). Nights are cold, with lows typically ranging from 3°C (37°F) to 6°C (43°F).
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
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.
Based on 37 years of weather observations in Plymouth between 1989 and 2026, these are the recorded extremes.
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 March →
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).
The weather can be unpredictable in March, so pack clothes you can easily mix and match. You could bring jeans, other long pants, and a few t-shirts. A light jacket or light sweater will be pleasant for the cooler moments. Rain is likely on several days, so bring a good rain jacket. It won't hurt to bring your sunglasses along, as you'll see some sunny periods.
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Temperature Rainfall Sunshine Humidity
See the full Plymouth climate overview or explore weather in the United Kingdom.
Where to go in March - average daytime high across popular destinations.
Need travel inspiration? Check out our bucket list articles and be inspired.
Hike the South West Coast Path
The South West Coast Path means breathtaking nature, kind people and delicious food everywhere you go. It is an unforgettable experience and you need to add it to your bucket list.
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