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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, is a wintry winter month in Bristol, Pennsylvania, with an average temperature ranging between min 25.2°F (-3.8°C) and max 37°F (2.8°C). In Bristol, Pennsylvania, the month of January registers the lowest temperatures, averaging 37°F (2.8°C) at the peak and 25.2°F (-3.8°C) at the lowest. Weather in January »
Weather in February
February, the last month of the winter in Bristol, is also a wintry month, with an average temperature fluctuating between 27°F (-2.8°C) and 40.6°F (4.8°C). The commencement of February notes an average high-temperature of a still cold 40.6°F (4.8°C), exhibiting little difference from the previous month. Weather in February »
Weather in March
The first month of the spring, March, is a chilly month in Bristol, Pennsylvania, with temperature in the range of an average low of 34.3°F (1.3°C) and an average high of 48.7°F (9.3°C). The arrival of March witnesses a small shift in the average high-temperature, moving from a wintry 40.6°F (4.8°C) in February to a chilly 48.7°F (9.3°C). Weather in March »
Weather in April
April is a comfortable spring month in Bristol, Pennsylvania, with an average temperature ranging between max 61.2°F (16.2°C) and min 44.1°F (6.7°C). April brings a rise in the average high-temperature, transitioning from March's chilly 48.7°F (9.3°C) to an enjoyable 61.2°F (16.2°C). Weather in April »
Weather in May
May, the last month of the spring in Bristol, is an agreeable month, with an average temperature fluctuating between 53.8°F (12.1°C) and 71.2°F (21.8°C). May brings an increase in the average high-temperature, progressing from a comfortable 61.2°F (16.2°C) in April to a pleasant 71.2°F (21.8°C). Weather in May »
Weather in June
The first month of the summer, June, is a warm month in Bristol, Pennsylvania, with temperature in the range of an average high of 79.5°F (26.4°C) and an average low of 61.7°F (16.5°C). Bristol's weather shows a minor temperature rise with the arrival of June, moving from an agreeable 71.2°F (21.8°C) in May to a moderately hot 79.5°F (26.4°C). Weather in June »
Weather in July
July, like June, in Bristol, Pennsylvania, is a moderately hot summer month, with temperature in the range of an average low of 68°F (20°C) and an average high of 85.5°F (29.7°C). The average temperatures reach their apex in July, averaging 85.5°F (29.7°C) at the high end and 68°F (20°C) at the low end. During July, the heat index is estimated at a torrid 95°F (35°C). Weather in July »
Weather in August
The last month of the summer, August, is another warm month in Bristol, Pennsylvania, with an average temperature ranging between min 66.7°F (19.3°C) and max 83.1°F (28.4°C). The advent of August presents an average high-temperature of a still moderately hot 83.1°F (28.4°C), maintaining a close correlation with the preceding month. Weather in August »
Weather in September
The first month of the autumn, September, is also a moderately hot month in Bristol, Pennsylvania, with an average temperature fluctuating between 76.5°F (24.7°C) and 59.9°F (15.5°C). September brings a slight decrease in temperature, down from 83.1°F (28.4°C) in August to a still moderately hot 76.5°F (24.7°C). Weather in September »
Weather in October
October, like September, in Bristol, Pennsylvania, is another refreshing autumn month, with an average temperature fluctuating between 64.2°F (17.9°C) and 49.6°F (9.8°C). October involves a decrease in temperature, down from a moderately hot 76.5°F (24.7°C) in September to an enjoyable 64.2°F (17.9°C). Weather in October »
Weather in November
November, the last month of the autumn in Bristol, is also a fresh month, with an average temperature fluctuating between 38.7°F (3.7°C) and 52.3°F (11.3°C). A subtle decrease in the average high-temperature marks November, falling from October's comfortable 64.2°F (17.9°C) to a fresh 52.3°F (11.3°C). Weather in November »
Weather in December
The first month of the winter, December, is also a frosty month in Bristol, Pennsylvania, with temperature in the range of an average low of 32.4°F (0.2°C) and an average high of 43.7°F (6.5°C). A mild drop in Bristol's average high-temperature is observed in December, transitioning from a fresh 52.3°F (11.3°C) in November to a chilly 43.7°F (6.5°C). Weather in December »
[Resources]Frequently asked questions
What time of the year is the coldest in Bristol?
During the coldest month in Bristol, January, temperatures average a high of 37°F (2.8°C) and a low of 25.2°F (-3.8°C).
What is the driest month in Bristol?
January is the month with the least rainfall. Rain falls for 8 days and accumulates 1.89" (48mm) of precipitation.
How much does it rain in Bristol?
Throughout the year, there are 154.4 rainfall days, and 31.38" (797mm) of precipitation is accumulated.
When does it snow in Bristol?
January through May, November and December are months with snowfall.
How much does it snow in Bristol?
In Bristol, Pennsylvania, during the entire year, snow falls for 15.9 days and aggregates up to 8.5" (216mm) of snow.
When is the lowest UV index in Bristol?
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index.
What is the most humid month in Bristol?
The months with the highest humidity in Bristol are February and October, with an average relative humidity of 78%.
What is the month with the least sunshine in Bristol?
February has the least sunshine of the year in Bristol, with an average of 4.8h of sunshine.
What is the snowiest month in Bristol?
The month with the most snowfall in Bristol, Pennsylvania, is March, when snow falls for 3.3 days and typically aggregates up to 2.99" (76mm) of snow.
When is Daylight Saving Time (DST) in Bristol?
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Bristol, Pennsylvania, 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 is the least humid month in Bristol?
The least humid month in Bristol is April, with an average relative humidity of 72%.
When is the highest UV index in Bristol?
May through August, with an average maximum UV index of 6, are months with the highest UV index.
When it does not snow in Bristol?
In Bristol, Pennsylvania, snow does not fall in June through October.
When are the longest days in Bristol?
With an average of 15h and 0min of daylight, June has the longest days of the year in Bristol.
What are the warmest months in Bristol?
In Bristol, July registers the highest temperatures, averaging 85.5°F (29.7°C) at the peak and 68°F (20°C) at the lowest.
What is the wettest month in Bristol?
The month with the most rainfall in Bristol is July, when the rain falls for 18.8 days and typically aggregates up to 3.66" (93mm) of precipitation.
What month has the most sunshine in Bristol?
July has the most sunshine of the year in Bristol, with an average of 10.6h of sunshine.
What is the month with the shortest days in Bristol?
The month with the shortest days in Bristol is December, with an average of 9h and 24min of daylight.
Average temperature
Bristol, PA
The warmest month (with the highest average high temperature) is July (85.5°F).
The month with the lowest average high temperature is January (37°F).
The month with the highest average low temperature is July (68°F).
The coldest month (with the lowest average low temperature) is January (25.2°F).
Average pressure
Bristol, PA
- Average pressure in January:
30.08"Hg - Average pressure in February:
30.05"Hg - Average pressure in March:
30.06"Hg - Average pressure in April:
29.99"Hg - Average pressure in May:
30.01"Hg - Average pressure in June:
29.93"Hg
- Average pressure in July:
29.96"Hg - Average pressure in August:
29.98"Hg - Average pressure in September:
30.05"Hg - Average pressure in October:
30.03"Hg - Average pressure in November:
30.11"Hg - Average pressure in December:
30.09"Hg
The month with the highest atmospheric pressure is November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed
Bristol, PA
- Average wind speed in January:
8.3mph - Average wind speed in February:
8.3mph - Average wind speed in March:
8.6mph - Average wind speed in April:
8.5mph - Average wind speed in May:
6.9mph - Average wind speed in June:
6.3mph
- Average wind speed in July:
5.5mph - Average wind speed in August:
5.4mph - Average wind speed in September:
6mph - Average wind speed in October:
7.1mph - Average wind speed in November:
7.4mph - Average wind speed in December:
7.6mph
The windiest month (with the highest average wind speed) is March (8.6mph).
The calmest month (with the lowest average wind speed) is August (5.4mph).
Average humidity
Bristol, PA
The months with the highest relative humidity are February and October (78%).
The month with the lowest relative humidity is April (72%).
Average rainfall
Bristol, PA
- Average rainfall in January:
1.89" - Average rainfall in February:
2.13" - Average rainfall in March:
2.6" - Average rainfall in April:
2.44" - Average rainfall in May:
2.8" - Average rainfall in June:
2.64"
The wettest month (with the highest rainfall) is July (3.66").
The driest month (with the least rainfall) is January (1.89").
Average rainfall days
Bristol, PA
- Average rainfall days in January:
8 days - Average rainfall days in February:
8.5 days - Average rainfall days in March:
11.6 days - Average rainfall days in April:
14.3 days - Average rainfall days in May:
16.8 days - Average rainfall days in June:
16.8 days
- Average rainfall days in July:
18.8 days - Average rainfall days in August:
16 days - Average rainfall days in September:
12.7 days - Average rainfall days in October:
11.7 days - Average rainfall days in November:
8.3 days - Average rainfall days in December:
10.9 days
The month with the highest number of rainy days is July (18.8 days).
The month with the least rainy days is January (8 days).
Average snowfall
Bristol, PA
- Average snowfall in January:
1.57" - Average snowfall in February:
2.01" - Average snowfall in March:
2.99" - Average snowfall in April:
0.24" - Average snowfall in May:
0.24" - Average snowfall in June:
0"
The month with the highest snowfall is March (2.99").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days
Bristol, PA
- Average snowfall days in January:
4.8 days - Average snowfall days in February:
4.3 days - Average snowfall days in March:
3.3 days - Average snowfall days in April:
0.3 days - Average snowfall days in May:
0.1 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:
0.3 days - Average snowfall days in December:
2.8 days
The month with the highest number of snowfall days is January (4.8 days).
The months with the least snowfall days are June, July, August, September and October (0 days).
Average daylight / Average sunshine
Bristol, PA
- Average daylight in January:
9h and 4min - 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 2min - Average daylight in June:
15h and 0min
- Average daylight in July:
14h and 4min - Average daylight in August:
13h and 4min - Average daylight in September:
12h and 2min - Average daylight in October:
11h and 1min - Average daylight in November:
10h and 0min - Average daylight in December:
9h and 2min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in January:
5h and 1min - Average sunshine in February:
4h and 5min - Average sunshine in March:
6h and 2min - Average sunshine in April:
8h and 3min - Average sunshine in May:
8h and 4min - Average sunshine in June:
9h and 5min
- Average sunshine in July:
10h and 4min - Average sunshine in August:
10h and 1min - Average sunshine in September:
8h and 5min - Average sunshine in October:
5h and 4min - Average sunshine in November:
5h and 4min - Average sunshine in December:
5h and 0min
The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).
Average sunshine days
Bristol, PA
- Average sunshine days in January:
19.8 days - Average sunshine days in February:
16 days - Average sunshine days in March:
16.7 days - Average sunshine days in April:
14.4 days - Average sunshine days in May:
12.7 days - Average sunshine days in June:
11.6 days
- Average sunshine days in July:
9.9 days - Average sunshine days in August:
12.3 days - Average sunshine days in September:
14.9 days - Average sunshine days in October:
17.3 days - Average sunshine days in November:
20.6 days - Average sunshine days in December:
18.1 days
The month with the most sunshine days is November (20.6 days).
The month with the least sunshine days is July (9.9 days).
Average UV index
Bristol, PA
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover
Bristol, PA
The months with the most cloud cover are February and March (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 32).
Average visibility
Bristol, PA
The months with the highest visibility are January, February, March, April, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is May (5mi).
Bristol, Pennsylvania, USA
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