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Contents
- The climate of Plymouth
- The best time to visit Plymouth
- The worst time to visit Plymouth
- Spring weather in Plymouth
- Summer weather in Plymouth
- Autumn weather in Plymouth
- Winter weather in Plymouth
- Weather in January
- Weather in February
- Weather in March
- Weather in April
- Weather in May
- Weather in June
- Weather in July
- Weather in August
- Weather in September
- Weather in October
- Weather in November
- Weather in December
- Frequently asked questions
- Average temperature
- Average pressure
- Average wind speed
- Average humidity
- Average rainfall
- Average rainfall days
- Average snowfall
- Average snowfall days
- Average daylight
- Average sunshine
- Average sunshine days
- Average UV index
- Average cloud cover
- Average visibility
The climate of Plymouth
Plymouth, Minnesota, USA, sits in the climate zone labeled Dfb according to the Köppen climate classification. This type represents a humid continental climate, characterized by no dry season and a warm summer. The area's fluctuating weather patterns encompass a wide range of conditions through the year.
In Plymouth, the annual variation in temperatures is considerable, swinging from an average high of 81°F (27.2°C) in July to a mean low of 7.5°F (-13.6°C) in January. Humidity levels also exhibit a certain degree of fluctuation, peaking at 90% in January and dipping to 70% in April and May. Rainfall shows a similar pattern of change, with the maximum average precipitation recorded at 3.35" (85mm) in June, while the driest month is January with a mean of 0.55" (14mm).
Regarding sunshine, Plymouth enjoys the longest daylight hours in June with an average of 15.6 hours per day, gradually decreasing to 8.8 hours in December. Likewise, the area receives the maximum sunshine in July with an average daily duration of 10 hours, which reduces to 3 hours in December and January. The UV index also follows this pattern, being at its highest in June and July with a value of 6.
In Plymouth, the annual variation in temperatures is considerable, swinging from an average high of 81°F (27.2°C) in July to a mean low of 7.5°F (-13.6°C) in January. Humidity levels also exhibit a certain degree of fluctuation, peaking at 90% in January and dipping to 70% in April and May. Rainfall shows a similar pattern of change, with the maximum average precipitation recorded at 3.35" (85mm) in June, while the driest month is January with a mean of 0.55" (14mm).
Regarding sunshine, Plymouth enjoys the longest daylight hours in June with an average of 15.6 hours per day, gradually decreasing to 8.8 hours in December. Likewise, the area receives the maximum sunshine in July with an average daily duration of 10 hours, which reduces to 3 hours in December and January. The UV index also follows this pattern, being at its highest in June and July with a value of 6.
The best time to visit Plymouth
A trip to Plymouth would be most enjoyable between May and September when weather conditions are optimal. This period sees temperatures ranging from 52.7°F (11.5°C) to 81°F (27.2°C) and relatively lower humidity levels from 70% to 76%. Rainfall is higher during these months, with an average precipitation of 2.2" (56mm) to 3.35" (85mm), which could lead to lush and green surroundings.
The worst time to visit Plymouth
The least favorable time to visit Plymouth would be during the winter months from December through February. During this period, temperatures can plummet to as low as 7.5°F (-13.6°C). Combined with high humidity levels of 87% to 90% and average snowfalls ranging from 3.5" (89mm) to 4.45" (113mm), this makes for grim and frigid conditions.
Spring weather in Plymouth
Spring in Plymouth is marked by the transition from cold, snowy conditions to warmer and wetter weather. With temperatures ranging from an average high of 39°F (3.9°C) in March to 66.4°F (19.1°C) in May and average low temperatures of 25.7°F (-3.5°C) to 49.5°F (9.7°C) in the same months, weather can be unpredictable. Precipitation also increases, ranging from 1.34" (34mm) in March to 2.64" (67mm) in May.
Summer weather in Plymouth
Summer in Plymouth is typically warm and damp. The average high temperatures range from 75.7°F (24.3°C) in June to 81°F (27.2°C) in July, with lows ranging from 58.8°F (14.9°C) to 63.9°F (17.7°C). Despite being the warmest months, the humidity level is quite tolerable. Rainfall is highest in June, at an average of 3.35" (85mm) but slightly decreases to 2.64" (67mm) by July.
Autumn weather in Plymouth
Autumn experiences a gradual decrease in temperatures in Plymouth. Average highs fall from 71.2°F (21.8°C) in September to 40.1°F (4.5°C) in November, with lows of 53.6°F (12°C) to 28.9°F (-1.7°C). Average rainfall during this period ranges from 1.54" (39mm) in September to 1.02" (26mm) in November, indicating the approach of the drier winter season.
Winter weather in Plymouth
Winters in Plymouth are harsh with below-freezing temperatures and frequent snowfall. Average high temperatures range from 25.3°F (-3.7°C) to 24.1°F (-4.4°C) and the lows from 15.3°F (-9.3°C) to 10.6°F (-11.9°C) between December and February. Snowfall beginning in November reaches a peak of 4.45" (113mm) in December and 4.29" (109mm) in January, making this a particularly cold and challenging season.
Weather in January
Plymouth, Minnesota, experiences harsh winter conditions during the month of January. The frigid temperatures can hit lows around 7.5°F (-13.6°C), making outdoor activities considerable challenges. The biting cold is typically accompanied by an elevated amount of snowfall. Weather in January »
Weather in February
Transiting from January, February still remains solidly within the grip of winter. Although temperatures rise slightly, with a recorded maximum of 24.1°F (-4.4°C), the weather remains extremely cold. The snow seems to stick around, although it decreases slightly from previous months. Weather in February »
Weather in March
As March ushers in, Plymouth sees a significant transition in weather. Temperatures start climbing, and rainfall begins to increase, marking the initial signs of Spring. Still, the onset of the thawing season is juxtaposed by the possibility of snowfall. Weather in March »
Weather in April
Moving into the heart of Spring, Plymouth experiences marked changes in its weather. The maximum temperature can reach up to 52.7°F (11.5°C), which signals towards the advent of warmer days. The rainfall frequency increases, which might lead to the blooming of flora around the city. Weather in April »
Weather in May
May marks the transformation of Plymouth's weather from spring to early summer. The significant rise in temperatures, with highs reaching up to 66.4°F (19.1°C) reflects this shift. The abundance of daylight hours, coupled with the warm weather, make for perfect outdoor conditions. Weather in May »
Weather in June
June brings with it the warmth of summer to Plymouth. Temperatures rise and can reach up to an average high of 75.7°F (24.3°C). Amidst the warmth, Plymouth also experiences the longest daylight hours. Although it is one of the warmest months, occasional rain showers provide a much-needed respite from the heat. Weather in June »
Weather in July
July is the peak of summer in Plymouth, with the maximum temperature reaching an average high of 81°F (27.2°C). Increased daylight hours and sunny weather become a common observation. Outdoor activities, water sports, and beach outings become pervasive. Weather in July »
Weather in August
The month of August generally maintains the heat of the summer, although there is a slight drop in temperatures from previous months. With average high temperatures around 78.6°F (25.9°C), the weather remains pleasant for outdoor activities. Weather in August »
Weather in September
In September, fall starts rolling in Plymouth, causing temperatures to start dwindling. Plymouth experiences cooler weather, with temperatures dropping to a maximum of 71.2°F (21.8°C). Alongside decreasing temperatures, daylight hours also start to shrink. Weather in September »
Weather in October
October witnesses Plymouth in the full swing of fall. As the temperature continues to cool down, leaves change color, painting beautiful landscapes across the city. Sweater-weather takes over, dominating the fashion scene around Plymouth. Weather in October »
Weather in November
Plymouth weather in November signifies the preliminary phase of winter. The city witnesses lower temperatures, with the mercury dropping down to an average low of 28.9°F (-1.7°C). Seasonal changes, such as the increasing hours of darkness and falling leaves, become more pronounced. Weather in November »
Weather in December
Plymouth, Minnesota enters its coldest period in December. As the year draws to an end, temperatures drop further, bringing chilly winds to an average of 8mph (12.9km/h). With 4.45" (113mm) of snowfall decorating the city in white, snow-related activities become prevalent. Weather in December »
Updated: Jun 18, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the coldest time of year?
Plymouth's coldest month, January, generally records average temperatures ranging from a high of 20.1°F (-6.6°C) to a low of 7.5°F (-13.6°C).
What is the most humid month?
The most humid month is January, with an average relative humidity of 90%.
What is the driest month?
The month with the least rainfall is January, when the rain falls for 1.9 days and typically collects 0.55" (14mm) of precipitation.
How much does it rain?
In Plymouth, during the entire year, the rain falls for 113.9 days and collects up to 20.24" (514mm) of precipitation.
When does it snow?
Months with snowfall are January through May, October through December.
How much does it snow?
In Plymouth, during the entire year, snow falls for 64.5 days and aggregates up to 22.09" (561mm) of snow.
What is the month with the least sunshine in Plymouth?
With an average of 3h of sunshine, January has the least sunshine of the year.
What are the months with the lowest UV index?
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 1.
When is Daylight Saving Time (DST)?
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from CST to CDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from CDT to CST.
What are the least humid months in Plymouth?
The months with the lowest humidity are April and May, with an average relative humidity of 70%.
What is the wettest month?
June is the month with the most rainfall. Rain falls for 16.3 days and accumulates 3.35" (85mm) of precipitation.
When it does not snow in Plymouth?
In Plymouth, snow does not fall in June through September.
When are the longest days?
With an average of 15h and 36min of daylight, June has the longest days of the year in Plymouth.
What is the month with the highest UV index?
The months with the highest UV index are June and July, with an average maximum UV index of 6.
What is the hottest time of year?
July, with its average high-temperature of 81°F (27.2°C) and an average low-temperature of 63.9°F (17.7°C), holds the record as the warmest month.
What month has the most sunshine?
The month with the most sunshine is July, with an average of 10h of sunshine.
What is the snowiest month?
December is the month with the most snowfall. Snow falls for 12.6 days and accumulates 4.45" (113mm) of snow.
What is the month with the shortest days?
With an average of 8h and 48min of daylight, December has the shortest days of the year.
Average temperature
Plymouth, MN
The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (20.1°F).
The month with the highest average low temperature is July (63.9°F).
The coldest month (with the lowest average low temperature) is January (7.5°F).
Average pressure
Plymouth, MN
- Average pressure in January:
30.14"Hg - Average pressure in February:
30.14"Hg - Average pressure in March:
30.09"Hg - Average pressure in April:
29.95"Hg - Average pressure in May:
29.93"Hg - Average pressure in June:
29.88"Hg
- Average pressure in July:
29.94"Hg - Average pressure in August:
29.94"Hg - Average pressure in September:
30"Hg - Average pressure in October:
29.98"Hg - Average pressure in November:
30.06"Hg - Average pressure in December:
30.11"Hg
The months with the highest atmospheric pressure are January and February (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).
Average wind speed
Plymouth, MN
- Average wind speed in January:
8.1mph - Average wind speed in February:
8.5mph - Average wind speed in March:
8.5mph - Average wind speed in April:
9.2mph - Average wind speed in May:
8.2mph - Average wind speed in June:
7.6mph
- Average wind speed in July:
6.9mph - Average wind speed in August:
6.8mph - Average wind speed in September:
7.8mph - Average wind speed in October:
8.7mph - Average wind speed in November:
8.6mph - Average wind speed in December:
8mph
The windiest month (with the highest average wind speed) is April (9.2mph).
The calmest month (with the lowest average wind speed) is August (6.8mph).
Average humidity
Plymouth, MN
The month with the highest relative humidity is January (90%).
The months with the lowest relative humidity are April and May (70%).
Average rainfall
Plymouth, MN
- Average rainfall in January:
0.55" - Average rainfall in February:
0.67" - Average rainfall in March:
1.34" - Average rainfall in April:
1.89" - Average rainfall in May:
2.64" - Average rainfall in June:
3.35"
- Average rainfall in July:
2.64" - Average rainfall in August:
2.2" - Average rainfall in September:
1.54" - Average rainfall in October:
1.42" - Average rainfall in November:
1.02" - Average rainfall in December:
0.98"
The wettest month (with the highest rainfall) is June (3.35").
The driest month (with the least rainfall) is January (0.55").
Average rainfall days
Plymouth, MN
- Average rainfall days in January:
1.9 days - Average rainfall days in February:
2.1 days - Average rainfall days in March:
7.7 days - Average rainfall days in April:
11.8 days - Average rainfall days in May:
15 days - Average rainfall days in June:
16.3 days
- Average rainfall days in July:
14.8 days - Average rainfall days in August:
13.9 days - Average rainfall days in September:
11.4 days - Average rainfall days in October:
9.3 days - Average rainfall days in November:
6.3 days - Average rainfall days in December:
3.4 days
The month with the highest number of rainy days is June (16.3 days).
The month with the least rainy days is January (1.9 days).
Average snowfall
Plymouth, MN
The month with the highest snowfall is December (4.45").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days
Plymouth, MN
- Average snowfall days in January:
15.7 days - Average snowfall days in February:
12.9 days - Average snowfall days in March:
9.1 days - Average snowfall days in April:
4.6 days - Average snowfall days in May:
0.4 days - Average snowfall days in June:
0 days
- Average snowfall days in July:
0 days - Average snowfall days in August:
0 days - Average snowfall days in September:
0 days - Average snowfall days in October:
2 days - Average snowfall days in November:
7.2 days - Average snowfall days in December:
12.6 days
The month with the highest number of snowfall days is January (15.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
Plymouth, MN
- Average daylight in January:
9h and 1min - Average daylight in February:
10h and 2min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 3min - Average daylight in May:
14h and 5min - Average daylight in June:
15h and 4min
- Average daylight in July:
15h and 1min - Average daylight in August:
14h and 0min - Average daylight in September:
12h and 3min - Average daylight in October:
10h and 5min - Average daylight in November:
9h and 4min - Average daylight in December:
8h and 5min
The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).
- Average sunshine in January:
3h - Average sunshine in February:
3h and 1min - Average sunshine in March:
4h and 5min - Average sunshine in April:
7h and 1min - Average sunshine in May:
8h and 2min - Average sunshine in June:
9h and 1min
- Average sunshine in July:
10h - Average sunshine in August:
9h and 4min - Average sunshine in September:
8h and 4min - Average sunshine in October:
5h and 1min - Average sunshine in November:
4h and 4min - Average sunshine in December:
3h and 2min
The month with the most sunshine is July (Average sunshine: 10h).
The month with the least sunshine is January (Average sunshine: 3h).
Average sunshine days
Plymouth, MN
- Average sunshine days in January:
15.8 days - Average sunshine days in February:
14.9 days - Average sunshine days in March:
14.9 days - Average sunshine days in April:
13 days - Average sunshine days in May:
14.3 days - Average sunshine days in June:
10.9 days
- Average sunshine days in July:
13.3 days - Average sunshine days in August:
14.9 days - Average sunshine days in September:
15.7 days - Average sunshine days in October:
18.5 days - Average sunshine days in November:
17.2 days - Average sunshine days in December:
16.9 days
The month with the most sunshine days is October (18.5 days).
The month with the least sunshine days is June (10.9 days).
Average UV index
Plymouth, MN
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 1).
Average cloud cover
Plymouth, MN
The month with the most cloud cover is January (Cloud cover 68).
The months with the least cloud cover are July and August (Cloud cover 32).
Average visibility
Plymouth, MN
The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The month with the lowest visibility is January (4mi).
Plymouth, Minnesota, USA
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