Average weather, temperature, rainfall, sunshine hours
The climate of Plymouth is
oceanic, with quite cold, rainy winters and mild, relatively rainy summers.
The city is located in the south-west of England, in Devon, in the area that in winter is the mildest of the country. Not surprisingly, snow is very rare, and even when it snows, only a few centimeters (1 inch = 2.54 cm) generally accumulate on the ground.
The
average temperature of the coldest months (January, February) is of 6.5 °C (44 °F), that of the warmest months (July, August) is of 16.5 °C (62 °F). The lowest record is -8.8 °C (16.2 °F), recorded in January 1979, the highest is 31.6 °C (89 °F), recorded in June 1976. Here are the average temperatures.
Plymouth - Average temperatures| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|
| Min (°C) | 4 | 4 | 5 | 6 | 9 | 11 | 13 | 13 | 12 | 9 | 6 | 5 |
|---|
| Max (°C) | 9 | 9 | 11 | 13 | 16 | 18 | 20 | 20 | 18 | 15 | 12 | 10 |
|---|
| Min (°F) | 39 | 39 | 41 | 43 | 48 | 52 | 55 | 55 | 54 | 48 | 43 | 41 |
|---|
| Max (°F) | 48 | 48 | 52 | 55 | 61 | 64 | 68 | 68 | 64 | 59 | 54 | 50 |
|---|
amounts to 1,005 millimeters (39.6 inches) per year: so, it is at an intermediate level. It ranges from 55 mm (2.2 in) in the driest month (June) to 120 mm (4.7 in) in the wettest (December). Here is the average precipitation.
Plymouth - Average precipitation| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Year |
|---|
| Prec.(mm) | 110 | 85 | 80 | 65 | 65 | 55 | 60 | 65 | 75 | 115 | 115 | 120 | 1005 |
|---|
| Prec.(in) | 4.3 | 3.3 | 3.1 | 2.6 | 2.6 | 2.2 | 2.4 | 2.6 | 3 | 4.5 | 4.5 | 4.7 | 39.6 |
|---|
| Days | 15 | 12 | 12 | 11 | 10 | 9 | 9 | 10 | 10 | 14 | 15 | 15 | 142 |
|---|
On average, there are around 1,730
sunshine hours per year. Here are the average sunshine hours per day.
Plymouth - Sunshine| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|
| Hours | 2 | 3 | 4 | 6 | 7 | 7 | 7 | 7 | 5 | 4 | 3 | 2 |
|---|
The
sea temperature ranges between 9 °C (48 °F) and 17 °C (63 °F). So, it never becomes warm for swimming. Here are the average sea temperatures.
Plymouth - Sea temperature| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|
| Temp (°C) | 10 | 9 | 9 | 10 | 11 | 14 | 16 | 17 | 16 | 15 | 13 | 12 |
|---|
| Temp (°F) | 50 | 48 | 48 | 50 | 52 | 57 | 61 | 63 | 61 | 59 | 55 | 54 |
|---|
Best Time
The best time to visit Plymouth is the summer, or more generally
from mid-May to mid-September: temperatures are generally good for outdoors activities, although it's better to bring an umbrella, and a sweatshirt or sweater for the evening or for cool days.