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Contents
- 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
Weather in January
January, like December, in South Wellfleet, Massachusetts, is an icy winter month, with an average temperature varying between 31.6°F (-0.2°C) and 38.7°F (3.7°C). January, marked by an average high-temperature of 38.7°F (3.7°C) and a low-temperature of 31.6°F (-0.2°C), is the coldest month. Weather in January »
Weather in February
February, the last month of the winter in South Wellfleet, is also an icy month, with an average temperature varying between 38.8°F (3.8°C) and 31.6°F (-0.2°C). A minor adjustment in South Wellfleet's average high-temperature is noted with the start of February, touching a still cold 38.8°F (3.8°C) from January's 38.7°F (3.7°C). Weather in February »
Weather in March
March, the first month of the spring in South Wellfleet, is still a cold month, with an average temperature fluctuating between 35.2°F (1.8°C) and 41°F (5°C). During March, South Wellfleet observes a subtle ascent to a still icy 41°F (5°C) from February's 38.8°F (3.8°C) in the average high-temperature. Weather in March »
Weather in April
April in South Wellfleet, Massachusetts, is a frosty spring month, with an average temperature ranging between min 42.3°F (5.7°C) and max 46.8°F (8.2°C). April comes with a subtle rise, with the average high-temperature adjusting from an icy 41°F (5°C) in March to a frosty 46.8°F (8.2°C). Weather in April »
Weather in May
The last month of the spring, May, is a fresh month in South Wellfleet, Massachusetts, with an average temperature varying between 49.8°F (9.9°C) and 54.3°F (12.4°C). South Wellfleet's transition into May brings a slight rise in the average high-temperature, moving from a frosty 46.8°F (8.2°C) in April to a fresh 54.3°F (12.4°C). Weather in May »
Weather in June
June, the first month of the summer in South Wellfleet, is a refreshing month, with an average temperature ranging between min 58.6°F (14.8°C) and max 62.4°F (16.9°C). Observing a slight rise in June, the average high-temperature shifts from May's cool 54.3°F (12.4°C) to a refreshing 62.4°F (16.9°C). Weather in June »
Weather in July
July is an agreeable summer month in South Wellfleet, Massachusetts, with temperature in the range of an average high of 70.3°F (21.3°C) and an average low of 66.9°F (19.4°C). July's arrival sees a mild rise in the average high-temperature, transitioning from June's enjoyable 62.4°F (16.9°C) to an agreeable 70.3°F (21.3°C). Weather in July »
Weather in August
August, the last month of the summer in South Wellfleet, is also an agreeable month, with an average temperature varying between 71.1°F (21.7°C) and 67.6°F (19.8°C). August is the month when South Wellfleet experiences its warmest temperatures, averaging a high of 71.1°F (21.7°C) and a low of 67.6°F (19.8°C). Weather in August »
Weather in September
The first month of the autumn, September, is still a comfortable month in South Wellfleet, Massachusetts, with an average temperature ranging between min 62.4°F (16.9°C) and max 66.4°F (19.1°C). The ushering in of September brings an average high-temperature of an enjoyable 66.4°F (19.1°C), closely mirroring the 71.1°F (21.7°C) of August. Weather in September »
Weather in October
October, like September, is a moderate autumn month in South Wellfleet, Massachusetts, with an average temperature ranging between max 59.2°F (15.1°C) and min 54.7°F (12.6°C). The arrival of October corresponds with a light shift in temperature, down from a comfortable 66.4°F (19.1°C) in September to a mild 59.2°F (15.1°C). Weather in October »
Weather in November
The last month of the autumn, November, is also a fresh month in South Wellfleet, Massachusetts, with temperature in the range of an average low of 45.5°F (7.5°C) and an average high of 50.9°F (10.5°C). Start of November brings a slight shift in the average high-temperature, dipping a bit from October's mild 59.2°F (15.1°C) to a cool 50.9°F (10.5°C). Weather in November »
Weather in December
December, the first month of the winter in South Wellfleet, is also a frosty month, with an average temperature fluctuating between 37.4°F (3°C) and 43.9°F (6.6°C). December witnesses a gentle descent in average high-temperature, descending from November's fresh 50.9°F (10.5°C) to a chilly 43.9°F (6.6°C). Weather in December »
[Resources]Frequently asked questions
What is the coldest time of year in South Wellfleet?
January is the coldest month in South Wellfleet, exhibiting average temperatures of 38.7°F (3.7°C) at the peak and 31.6°F (-0.2°C) at the base.
How many days does it rain in South Wellfleet?
In South Wellfleet, Massachusetts, during the entire year, the rain falls for 136.1 days and collects up to 17.24" (438mm) of precipitation.
When does it snow in South Wellfleet?
January through April, November and December are months with snowfall in South Wellfleet, Massachusetts.
How much does it snow in South Wellfleet?
In South Wellfleet, during the entire year, snow falls for 22.1 days and aggregates up to 2.95" (75mm) of snow.
What is the month with the lowest UV index in South Wellfleet?
The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 2.
What is the driest month in South Wellfleet?
The months with the least rainfall in South Wellfleet, Massachusetts, are February and November Rain falls for 7.3 days and accumulates 1.18" (30mm) of rain.
When does it snow the most in South Wellfleet?
February is the month with the most snowfall in South Wellfleet. Snow falls for 5.2 days and accumulates 0.94" (24mm) of snow.
When is Daylight Saving Time (DST) in South Wellfleet?
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in South Wellfleet, Massachusetts, and the time zone changes from EST to EDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from EDT to EST.
When it does not snow in South Wellfleet?
May through October are months without snowfall.
When are the longest days in South Wellfleet?
June has the longest days of the year, with an average of 15h and 12min of daylight.
What is the most humid month in South Wellfleet?
With an average relative humidity of 85%, July is the most humid month in South Wellfleet.
What is the month with the highest UV index in South Wellfleet?
July and August, with an average maximum UV index of 6, are months with the highest UV index in South Wellfleet, Massachusetts.
What part of the year is the hottest in South Wellfleet?
August proves to be the warmest month in South Wellfleet, recording an average peak temperature of 71.1°F (21.7°C) and a minimum temperature of 67.6°F (19.8°C).
What month has the most sunshine in South Wellfleet?
The month with the most sunshine in South Wellfleet is August, with an average of 10.6h of sunshine.
What is the rainiest month in South Wellfleet?
The month with the most rainfall in South Wellfleet is October, when the rain falls for 12.5 days and typically aggregates up to 2.17" (55mm) of precipitation.
What is the least humid month in South Wellfleet?
November is the least humid month, with an average relative humidity of 74%.
What is the month with the shortest days in South Wellfleet?
With an average of 9h and 12min of daylight, December has the shortest days of the year in South Wellfleet, Massachusetts.
What is the month with the least sunshine in South Wellfleet?
With an average of 4.2h of sunshine, December has the least sunshine of the year in South Wellfleet.
Average temperature
South Wellfleet, MA
The warmest month (with the highest average high temperature) is August (71.1°F).
The month with the lowest average high temperature is January (38.7°F).
The month with the highest average low temperature is August (67.6°F).
The coldest months (with the lowest average low temperature) are January and February (31.6°F).
Average pressure
South Wellfleet, MA
- Average pressure in January:
29.99"Hg - Average pressure in February:
29.98"Hg - Average pressure in March:
30.02"Hg - Average pressure in April:
29.98"Hg - Average pressure in May:
30.02"Hg - Average pressure in June:
29.93"Hg
- Average pressure in July:
29.95"Hg - Average pressure in August:
29.98"Hg - Average pressure in September:
30.05"Hg - Average pressure in October:
30.01"Hg - Average pressure in November:
30.06"Hg - Average pressure in December:
30.02"Hg
The month with the highest atmospheric pressure is November (30.06"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed
South Wellfleet, MA
- Average wind speed in January:
18.5mph - Average wind speed in February:
18mph - Average wind speed in March:
17.8mph - Average wind speed in April:
15.3mph - Average wind speed in May:
13.2mph - Average wind speed in June:
12.5mph
- Average wind speed in July:
11.6mph - Average wind speed in August:
11.6mph - Average wind speed in September:
13.5mph - Average wind speed in October:
15.7mph - Average wind speed in November:
17.2mph - Average wind speed in December:
18mph
The windiest month (with the highest average wind speed) is January (18.5mph).
The calmest months (with the lowest average wind speed) are July and August (11.6mph).
Average humidity
South Wellfleet, MA
The month with the highest relative humidity is July (85%).
The month with the lowest relative humidity is November (74%).
Average rainfall
South Wellfleet, MA
- Average rainfall in January:
1.26" - Average rainfall in February:
1.18" - Average rainfall in March:
1.34" - Average rainfall in April:
1.5" - Average rainfall in May:
1.42" - Average rainfall in June:
1.38"
- Average rainfall in July:
1.57" - Average rainfall in August:
1.26" - Average rainfall in September:
1.42" - Average rainfall in October:
2.17" - Average rainfall in November:
1.18" - Average rainfall in December:
1.57"
The wettest month (with the highest rainfall) is October (2.17").
The driest months (with the least rainfall) are February and November (1.18").
Average rainfall days
South Wellfleet, MA
- Average rainfall days in January:
8.9 days - Average rainfall days in February:
7.3 days - Average rainfall days in March:
10.6 days - Average rainfall days in April:
12.8 days - Average rainfall days in May:
14.3 days - Average rainfall days in June:
12.6 days
- Average rainfall days in July:
13.3 days - Average rainfall days in August:
11.5 days - Average rainfall days in September:
10 days - Average rainfall days in October:
12.5 days - Average rainfall days in November:
10.6 days - Average rainfall days in December:
11.7 days
The month with the highest number of rainy days is May (14.3 days).
The month with the least rainy days is February (7.3 days).
Average snowfall
South Wellfleet, MA
The month with the highest snowfall is February (0.94").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days
South Wellfleet, MA
- Average snowfall days in January:
6.1 days - Average snowfall days in February:
5.2 days - Average snowfall days in March:
4.5 days - Average snowfall days in April:
0.8 days - Average snowfall days in May:
0 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:
0 days - Average snowfall days in November:
0.8 days - Average snowfall days in December:
4.7 days
The month with the highest number of snowfall days is January (6.1 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight / Average sunshine
South Wellfleet, MA
- Average daylight in January:
9h and 3min - Average daylight in February:
10h and 4min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 2min - Average daylight in May:
14h and 4min - Average daylight in June:
15h and 1min
- Average daylight in July:
14h and 5min - Average daylight in August:
13h and 5min - Average daylight in September:
12h and 3min - Average daylight in October:
11h and 1min - Average daylight in November:
9h and 5min - Average daylight in December:
9h and 1min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in January:
4h and 3min - Average sunshine in February:
4h and 3min - Average sunshine in March:
5h and 5min - Average sunshine in April:
8h and 2min - Average sunshine in May:
8h and 2min - Average sunshine in June:
9h and 2min
- Average sunshine in July:
10h and 2min - Average sunshine in August:
10h and 4min - Average sunshine in September:
8h and 4min - Average sunshine in October:
6h and 4min - Average sunshine in November:
5h and 1min - Average sunshine in December:
4h and 1min
The month with the most sunshine is August (Average sunshine: 10h and 36min).
The month with the least sunshine is December (Average sunshine: 4h and 12min).
Average sunshine days
South Wellfleet, MA
- Average sunshine days in January:
13.3 days - Average sunshine days in February:
13.3 days - Average sunshine days in March:
14.2 days - Average sunshine days in April:
14.8 days - Average sunshine days in May:
15 days - Average sunshine days in June:
16.3 days
- Average sunshine days in July:
16.4 days - Average sunshine days in August:
18.2 days - Average sunshine days in September:
18.1 days - Average sunshine days in October:
16.2 days - Average sunshine days in November:
15.5 days - Average sunshine days in December:
13.1 days
The month with the most sunshine days is August (18.2 days).
The month with the least sunshine days is December (13.1 days).
Average UV index
South Wellfleet, MA
The months with the highest UV index are July and August (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover
South Wellfleet, MA
The month with the most cloud cover is December (Cloud cover 55).
The month with the least cloud cover is August (Cloud cover 28).
Average visibility
South Wellfleet, MA
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
South Wellfleet, Massachusetts, USA
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