0 to 27°C
temperature
2666 hours
sunshine per day
768 mm
rain
166 days
dry
165 days
rain
34 days
snow

Climate of Plymouth

Plymouth has a continental climate. It is warm in the summer and cold in the winter. The average annual temperature for Plymouth is 28° degrees and there is about 302 inch of rain in a year. It is dry for 157 days a year with an average humidity of 77% and an UV-index of 4.

Climate averages for the whole year

  • Day: the average daily temperature during the day is between 0°C and 27°C
  • Night:the average nighttime temperature is between -7°C and 17°C
  • Rain: it rains 165 days and there is a total of approximately 768 mm rainfall
  • Snow: it snows an average of 34 days per year
  • Sun hours: throughout the year there are 2666 sun hours
Maximum temperature: between 0°C and 27°C
Warmest month: 27°C in July
Coldest month: 0°C in January
Night temperature: between -7°C and 17°C
Dry days: 166 days
Days with rain: 165 days
Days with snow: 34 days
Total rain sum: 768 mm
Hours of sunshine: 2666 hours

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Temperature graph

This graph shows the average maximum temperature (red) and minimum temperature (blue) for Plymouth.

Precipitation graph

This graph shows the average amount of rainfall per month for Plymouth.

Climate table of Plymouth

In this climate table you can see at a glance what the average weather per month is for Plymouth. The data has been collected over a 30-year period, from which an average per month has been derived. From year to year the differences may be larger or smaller, but with this climate table you have a good idea of what the weather for Plymouth might be like in a given month.

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Day temp. (°F) 32 35 43 56 68 75 81 80 73 60 49 38
Night temp. (°F) 20 21 29 39 49 56 63 61 55 46 36 28
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Precipitation (inch) 23 23 25 20 22 25 26 27 22 28 28 31
Days with rain 9 9 12 15 18 18 17 16 14 14 11 12
Days with snow 8 9 8 1 - - - - - - 2 6
Dry days 14 10 11 14 13 12 14 15 16 17 17 13
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Sun hours per day 5 5 6 9 9 10 11 11 9 6 5 5
Wind force (Bft) 3 3 3 3 2 2 2 2 2 2 3 3
UV-index 2 2 2 3 5 6 6 5 4 3 2 2

Best time to visit Plymouth

The best time to visit Plymouth in the state of Connecticut is from May through September. In this period you have a warm temperature and little precipitation. The highest average temperature in Plymouth is 81°F in July and the lowest is 32°F in January.

Climate of Plymouth by month

What is the average climate in a given month for Plymouth? Click on a month to see all monthly averages for sunshine, maximum and minimum temperatures, percent chance of rain per day, snowfall and number of rainy days.

Plymouth weather experiences

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