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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, the same as December, in Lyme, New Hampshire, is another subzero cold winter month, with temperature in the range of an average low of 11.7°F (-11.3°C) and an average high of 23.9°F (-4.5°C). In Lyme, the lowest average temperatures are observed in January, with a high of 23.9°F (-4.5°C) and a low of 11.7°F (-11.3°C). Weather in January »
Weather in February
February, the last month of the winter in Lyme, is also a subzero cold month, with an average temperature varying between 27°F (-2.8°C) and 13.3°F (-10.4°C). Welcoming February, Lyme notes an average high-temperature of a still subzero cold 27°F (-2.8°C), nearly consistent with January's 23.9°F (-4.5°C). Weather in February »
Weather in March
The first month of the spring, March, is an icy month in Lyme, New Hampshire, with an average temperature ranging between max 35.6°F (2°C) and min 21.2°F (-6°C). As March arrives, Lyme's weather shows a minor increase in high-temperatures, edging from February's subzero cold 27°F (-2.8°C) to a wintry 35.6°F (2°C). Weather in March »
Weather in April
April in Lyme, New Hampshire, is a frosty spring month, with an average temperature ranging between min 32.5°F (0.3°C) and max 49.6°F (9.8°C). Lyme sees an increase in average high-temperatures during April, moving from a wintry 35.6°F (2°C) in March to a chilly 49.6°F (9.8°C). Weather in April »
Weather in May
May, the last month of the spring in Lyme, is a comfortable month, with an average temperature fluctuating between 43.5°F (6.4°C) and 64.4°F (18°C). Lyme's transition into May is marked by a clear rise in the average high-temperature, advancing from a frosty 49.6°F (9.8°C) in April to an enjoyable 64.4°F (18°C). Weather in May »
Weather in June
June, the first month of the summer in Lyme, is an agreeable month, with an average temperature varying between 71.2°F (21.8°C) and 50.2°F (10.1°C). The arrival of June introduces a minor uplift in high-temperatures, adjusting from a refreshing 64.4°F (18°C) in May to an agreeable 71.2°F (21.8°C). Weather in June »
Weather in July
July is a moderately hot summer month in Lyme, New Hampshire, with an average temperature ranging between min 55.9°F (13.3°C) and max 77.9°F (25.5°C). With an average high-temperature of 77.9°F (25.5°C) and an average low-temperature of 55.9°F (13.3°C), July is the warmest month. Weather in July »
Weather in August
August, the last month of the summer in Lyme, is also a moderately hot month, with an average temperature varying between 54.1°F (12.3°C) and 76.1°F (24.5°C). August's presence records an average high-temperature of a still warm 76.1°F (24.5°C), closely mirroring July's climate. Weather in August »
Weather in September
September, the first month of the autumn in Lyme, is also an agreeable month, with an average temperature varying between 68.4°F (20.2°C) and 48.2°F (9°C). September's arrival subtly correlates with a reduction in the average high-temperature, down from a warm 76.1°F (24.5°C) in August to a pleasant 68.4°F (20.2°C). Weather in September »
Weather in October
October, the same as September, is a cool autumn month in Lyme, New Hampshire, with an average temperature fluctuating between 54.3°F (12.4°C) and 39.9°F (4.4°C). With October's onset, the weather shows a temperature decrease, transitioning from a pleasant 68.4°F (20.2°C) in September to a cool 54.3°F (12.4°C). Weather in October »
Weather in November
November, the last month of the autumn in Lyme, is also an icy month, with an average temperature ranging between min 28.8°F (-1.8°C) and max 41.4°F (5.2°C). The transition into November indicates a reduction in the average high-temperature, down to an icy 41.4°F (5.2°C) from October's cool 54.3°F (12.4°C). Weather in November »
Weather in December
The first month of the winter, December, is still a freezing cold month in Lyme, New Hampshire, with temperature in the range of an average low of 20.3°F (-6.5°C) and an average high of 30°F (-1.1°C). Lyme's progression into December involves a drop in the average high-temperature, receding from a cold 41.4°F (5.2°C) in November to a freezing cold 30°F (-1.1°C). Weather in December »
Updated: Aug 29, 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?
January stands out as Lyme's coldest month, with temperatures ranging between an average high of 23.9°F (-4.5°C) and a low of 11.7°F (-11.3°C).
What is the most humid month?
January and February, with an average relative humidity of 87%, are most humid months.
How much does it rain?
Throughout the year, there are 158.3 rainfall days, and 28.78" (731mm) of precipitation is accumulated.
When does it snow?
Months with snowfall in Lyme are January through May, October through December.
How much does it snow?
In Lyme, New Hampshire, during the entire year, snow falls for 77.6 days and aggregates up to 45.12" (1146mm) of snow.
What is the snowiest month?
The month with the most snowfall is February, when snow falls for 16.5 days and typically aggregates up to 12.28" (312mm) of snow.
What is the month with the least sunshine?
With an average of 3.5h of sunshine, February has the least sunshine of the year.
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 EST to EDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from EDT to EST.
What are the least humid months?
The months with the lowest humidity are April and May, with an average relative humidity of 76%.
What is the month with the highest UV index?
May through August, with an average maximum UV index of 5, are months with the highest UV index.
When it does not snow?
June through September are months without snowfall.
When are the longest days?
The month with the longest days is June, with an average of 15h and 24min of daylight.
What month is the hottest?
July is the warmest month, with the temperature often reaching an average high of 77.9°F (25.5°C) and an average low of 55.9°F (13.3°C).
What month has the most sunshine?
With an average of 10.1h of sunshine, August has the most sunshine of the year.
What is the driest month?
September is the month with the least rainfall. Rain falls for 12.2 days and accumulates 1.89" (48mm) of precipitation.
What is the rainiest month?
October is the month with the most rainfall. Rain falls for 14.7 days and accumulates 3.11" (79mm) of precipitation.
What is the month with the shortest days?
December has the shortest days of the year, with an average of 9h and 0min of daylight.
When is the lowest UV index?
With an average maximum UV index of 1, December is the month with the lowest UV index.
Average temperature
Lyme, NH
The warmest month (with the highest average high temperature) is July (77.9°F).
The month with the lowest average high temperature is January (23.9°F).
The month with the highest average low temperature is July (55.9°F).
The coldest month (with the lowest average low temperature) is January (11.7°F).
Average pressure
Lyme, NH
- Average pressure in January:
30.01"Hg - Average pressure in February:
30"Hg - Average pressure in March:
30.04"Hg - Average pressure in April:
29.96"Hg - Average pressure in May:
29.98"Hg - Average pressure in June:
29.91"Hg
- Average pressure in July:
29.93"Hg - Average pressure in August:
29.97"Hg - Average pressure in September:
30.05"Hg - Average pressure in October:
30"Hg - Average pressure in November:
30.07"Hg - Average pressure in December:
30.04"Hg
The month with the highest atmospheric pressure is November (30.07"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed
Lyme, NH
- Average wind speed in January:
7.1mph - Average wind speed in February:
7mph - Average wind speed in March:
7mph - Average wind speed in April:
7.2mph - Average wind speed in May:
6.2mph - Average wind speed in June:
5.4mph
- Average wind speed in July:
5mph - Average wind speed in August:
4.7mph - Average wind speed in September:
5mph - Average wind speed in October:
5.8mph - Average wind speed in November:
6.3mph - Average wind speed in December:
6.6mph
The windiest month (with the highest average wind speed) is April (7.2mph).
The calmest month (with the lowest average wind speed) is August (4.7mph).
Average humidity
Lyme, NH
The months with the highest relative humidity are January and February (87%).
The months with the lowest relative humidity are April and May (76%).
Average rainfall
Lyme, NH
- Average rainfall in January:
2.13" - Average rainfall in February:
2.2" - Average rainfall in March:
2.09" - Average rainfall in April:
2.76" - Average rainfall in May:
2.56" - Average rainfall in June:
2.72"
- Average rainfall in July:
2.48" - Average rainfall in August:
2.13" - Average rainfall in September:
1.89" - Average rainfall in October:
3.11" - Average rainfall in November:
2.2" - Average rainfall in December:
2.52"
The wettest month (with the highest rainfall) is October (3.11").
The driest month (with the least rainfall) is September (1.89").
Average rainfall days
Lyme, NH
- Average rainfall days in January:
8.3 days - Average rainfall days in February:
7.2 days - Average rainfall days in March:
11.6 days - Average rainfall days in April:
15.6 days - Average rainfall days in May:
17.3 days - Average rainfall days in June:
16.3 days
- Average rainfall days in July:
17.2 days - Average rainfall days in August:
15.8 days - Average rainfall days in September:
12.2 days - Average rainfall days in October:
14.7 days - Average rainfall days in November:
11.5 days - Average rainfall days in December:
10.6 days
The month with the highest number of rainy days is May (17.3 days).
The month with the least rainy days is February (7.2 days).
Average snowfall
Lyme, NH
- Average snowfall in January:
9.29" - Average snowfall in February:
12.28" - Average snowfall in March:
7.05" - Average snowfall in April:
4.02" - Average snowfall in May:
0.43" - Average snowfall in June:
0"
The month with the highest snowfall is February (12.28").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days
Lyme, NH
- Average snowfall days in January:
16.8 days - Average snowfall days in February:
16.5 days - Average snowfall days in March:
14.4 days - Average snowfall days in April:
6.2 days - Average snowfall days in May:
0.7 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:
1.5 days - Average snowfall days in November:
7.6 days - Average snowfall days in December:
13.9 days
The month with the highest number of snowfall days is January (16.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
Lyme, NH
- Average daylight in January:
9h and 2min - Average daylight in February:
10h and 3min - 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 2min
- Average daylight in July:
15h and 1min - Average daylight in August:
13h and 5min - Average daylight in September:
12h and 3min - Average daylight in October:
11h and 0min - Average daylight in November:
9h and 4min - Average daylight in December:
9h and 0min
The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in January:
3h and 4min - Average sunshine in February:
3h and 3min - Average sunshine in March:
4h and 5min - Average sunshine in April:
7h and 0min - Average sunshine in May:
8h and 1min - Average sunshine in June:
8h and 4min
- Average sunshine in July:
9h and 5min - Average sunshine in August:
10h and 1min - Average sunshine in September:
8h and 2min - Average sunshine in October:
5h and 1min - Average sunshine in November:
4h and 5min - Average sunshine in December:
3h and 5min
The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is February (Average sunshine: 3h and 30min).
Average sunshine days
Lyme, NH
- Average sunshine days in January:
11.3 days - Average sunshine days in February:
9.3 days - Average sunshine days in March:
10 days - Average sunshine days in April:
10.8 days - Average sunshine days in May:
11.3 days - Average sunshine days in June:
11.3 days
- Average sunshine days in July:
11 days - Average sunshine days in August:
11.4 days - Average sunshine days in September:
15.4 days - Average sunshine days in October:
12.5 days - Average sunshine days in November:
13.9 days - Average sunshine days in December:
12.5 days
The month with the most sunshine days is September (15.4 days).
The month with the least sunshine days is February (9.3 days).
Average UV index
Lyme, NH
The months with the highest UV index are May, June, July and August (UV index 5).
The month with the lowest UV index is December (UV index 1).
Average cloud cover
Lyme, NH
The month with the most cloud cover is February (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 37).
Average visibility
Lyme, NH
The months with the highest visibility are April, May, June, July, August, October, November and December (5mi).
The months with the lowest visibility are January, February, March and September (4mi).
Lyme, New Hampshire, USA
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