Holiday Weather
Plymouth
Next 24 hours
Tuesday
03:00
50°F 10°C
06:00
50°F 10°C
09:00
52°F 11°C
00:00
54°F 12°C
15:00
54°F 12°C
18:00
54°F 12°C
21:00
52°F 11°C
Wednesday
12:00
52°F 11°C

Plymouth: Annual Weather Averages

July is the hottest month in Plymouth with an average temperature of 61°F (16°C) and the coldest is January at 43°F (6°C) with the most daily sunshine hours at 14 in July. The wettest month is December with an average of 120mm of rain. The best month to swim in the sea is in August when the average sea temperature is 63°F (17°C).

Average Temperature: Plymouth

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  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 6 6 7 8 11 13 16 16 15 13 9 8
°F 43 43 45 46 52 55 61 61 59 55 48 46

Average High/Low Temperature: Plymouth

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  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
High °C 8 8 9 11 14 16 19 19 18 15 11 10
High °F 46 46 48 52 57 61 66 66 64 59 52 50
Low °C 4 4 5 5 8 10 13 13 12 10 7 6
Low °F 39 39 41 41 46 50 55 55 54 50 45 43

Average Rainfall: Plymouth

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  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 110 100 90 50 50 60 50 60 70 100 90 120
Days 17 14 14 12 12 12 12 13 12 14 16 15

Average Daily Sunshine Hours: Plymouth

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  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hours 9 10 11 12 12 14 14 13 12 11 9 9

Average Sea Temperature: Plymouth

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  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 11 10 10 10 12 14 16 17 16 15 13 12
°F 52 50 50 50 54 57 61 63 61 59 55 54

Average Humidity: Plymouth

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  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
% 90 85 85 85 85 85 85 85 85 90 90 90

Average Snow/Fog Days: Plymouth

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  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
2 2 2 2 2 3 2 5 5 4 2 2
2 2 2 2 2 3 2 5 5 4 2 2

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