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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, is another pleasant winter month in Sullivan City, Texas, with an average temperature ranging between max 69.8°F (21°C) and min 53.2°F (11.8°C). January tends to be the coldest month, with temperatures averaging a daily high of 69.8°F (21°C) and a low of 53.2°F (11.8°C). Weather in January »
Weather in February
The last month of the winter, February, is a warm month in Sullivan City, Texas, with an average temperature ranging between max 75.7°F (24.3°C) and min 57.2°F (14°C). February signifies a subtle uplift in the average high-temperature, adjusting from an agreeable 69.8°F (21°C) in January to a moderately hot 75.7°F (24.3°C). Weather in February »
Weather in March
March, the first month of the spring in Sullivan City, is also a moderately hot month, with an average temperature fluctuating between 62.4°F (16.9°C) and 82.6°F (28.1°C). March brings a slight increase in the average high-temperature, progressing from 75.7°F (24.3°C) in February to a still moderately hot 82.6°F (28.1°C). Weather in March »
Weather in April
April in Sullivan City, Texas, is a tropical spring month, with an average temperature ranging between max 90°F (32.2°C) and min 68.2°F (20.1°C). Sullivan City observes a slight uplift in the average high-temperature with the onset of April, adjusting from March's moderately hot 82.6°F (28.1°C) to a hot 90°F (32.2°C). Weather in April »
Weather in May
The last month of the spring, May, is another hot month in Sullivan City, Texas, with an average temperature varying between 73°F (22.8°C) and 93.6°F (34.2°C). The initiation of May sees an average high-temperature of a still tropical 93.6°F (34.2°C), showing minor variations from the previous month. Weather in May »
Weather in June
The first month of the summer, June, is a fiery hot month in Sullivan City, Texas, with an average temperature fluctuating between 76.8°F (24.9°C) and 97.3°F (36.3°C). June experiences an average high-temperature of a torrid 97.3°F (36.3°C), barely different from May's 93.6°F (34.2°C). Weather in June »
Weather in July
July, the same as June, is another sweltering summer month in Sullivan City, Texas, with an average temperature ranging between min 77.9°F (25.5°C) and max 98.4°F (36.9°C). With the advent of July, Sullivan City's high-temperatures adjust to a still torrid 98.4°F (36.9°C), closely aligning with the preceding month. Weather in July »
Weather in August
The last month of the summer, August, is also a fiery hot month in Sullivan City, Texas, with an average temperature fluctuating between 99.9°F (37.7°C) and 80.1°F (26.7°C). August is the warmest month, exhibiting average temperatures of 99.9°F (37.7°C) at the peak and 80.1°F (26.7°C) at the base. For August, the heat index is appraised at a life-threatening hot 123.8°F (51°C). Weather in August »
Weather in September
The first month of the autumn, September, is still a tropical month in Sullivan City, Texas, with an average temperature ranging between max 92.8°F (33.8°C) and min 77.2°F (25.1°C). As September commences, the average high-temperature subtly reduces, transitioning from a fiery hot 99.9°F (37.7°C) in August to a hot 92.8°F (33.8°C). Weather in September »
Weather in October
October, like September, is another hot autumn month in Sullivan City, Texas, with an average temperature varying between 87.6°F (30.9°C) and 70.2°F (21.2°C). October's advent denotes a minor fluctuation in the average high-temperature to a still hot 87.6°F (30.9°C) from September's 92.8°F (33.8°C). Weather in October »
Weather in November
The last month of the autumn, November, is another warm month in Sullivan City, Texas, with an average temperature varying between 77.4°F (25.2°C) and 61.3°F (16.3°C). Arrival of November comes with a reduction in the average high-temperature, falling from a hot 87.6°F (30.9°C) in October to a moderately hot 77.4°F (25.2°C). Weather in November »
Weather in December
The first month of the winter, December, is also an agreeable month in Sullivan City, Texas, with an average temperature fluctuating between 71.2°F (21.8°C) and 54.9°F (12.7°C). December's arrival aligns with a minor decrease in average high-temperatures, from November's moderately hot 77.4°F (25.2°C) to an agreeable 71.2°F (21.8°C). Weather in December »
[Resources]Frequently asked questions
What part of the year is the coldest in Sullivan City?
The coldest period in Sullivan City tends to be January, when average temperatures fluctuate between a high of 69.8°F (21°C) and a low of 53.2°F (11.8°C).
How much does it rain in Sullivan City?
In Sullivan City, during the entire year, the rain falls for 98.5 days and collects up to 12.17" (309mm) of precipitation.
When does it snow in Sullivan City?
The only month with snowfall in Sullivan City is January.
When does it snow the most in Sullivan City?
The month with the most snowfall is January, when snow falls for 0.1 days and typically aggregates up to 0.04" (1mm) of snow.
How many days does it snow in Sullivan City?
In Sullivan City, during the entire year, snow falls for 0.1 days and aggregates up to 0.04" (1mm) of snow.
What is the driest month in Sullivan City?
February is the month with the least rainfall in Sullivan City. Rain falls for 5.6 days and accumulates 0.47" (12mm) of precipitation.
When it does not snow in Sullivan City?
February through December are months without snowfall in Sullivan City.
When is Daylight Saving Time (DST) in Sullivan City?
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.
When are the longest days in Sullivan City?
June has the longest days of the year in Sullivan City, Texas, with an average of 13h and 48min of daylight.
What month has the most sunshine in Sullivan City?
The month with the most sunshine in Sullivan City is July, with an average of 11.4h of sunshine.
What are the months with the highest UV index in Sullivan City?
The months with the highest UV index in Sullivan City, Texas, are July and August, with an average maximum UV index of 8.
What is the warmest month in Sullivan City?
August, noted for its average high-temperature of 99.9°F (37.7°C) and an average low-temperature of 80.1°F (26.7°C), is considered the warmest month.
What is the least humid month in Sullivan City?
With an average relative humidity of 55%, August is the least humid month in Sullivan City.
What is the wettest month in Sullivan City?
September is the month with the most rainfall in Sullivan City. Rain falls for 15.3 days and accumulates 2.2" (56mm) of precipitation.
What is the most humid month in Sullivan City?
December is the most humid month in Sullivan City, Texas, with an average relative humidity of 66%.
What is the month with the shortest days in Sullivan City?
With an average of 10h and 30min of daylight, December has the shortest days of the year.
What is the month with the least sunshine in Sullivan City?
The month with the least sunshine in Sullivan City, Texas, is December, with an average of 5.8h of sunshine.
When is the lowest UV index in Sullivan City?
With an average maximum UV index of 4, December is the month with the lowest UV index.
Average temperature
Sullivan City, TX
The warmest month (with the highest average high temperature) is August (99.9°F).
The month with the lowest average high temperature is January (69.8°F).
The month with the highest average low temperature is August (80.1°F).
The coldest month (with the lowest average low temperature) is January (53.2°F).
Average pressure
Sullivan City, TX
- Average pressure in January:
30.12"Hg - Average pressure in February:
30.03"Hg - Average pressure in March:
29.98"Hg - Average pressure in April:
29.88"Hg - Average pressure in May:
29.87"Hg - Average pressure in June:
29.87"Hg
- Average pressure in July:
29.92"Hg - Average pressure in August:
29.9"Hg - Average pressure in September:
29.92"Hg - Average pressure in October:
29.97"Hg - Average pressure in November:
30.07"Hg - Average pressure in December:
30.07"Hg
The month with the highest atmospheric pressure is January (30.12"Hg).
The months with the lowest atmospheric pressure are May and June (29.87"Hg).
Average wind speed
Sullivan City, TX
- Average wind speed in January:
9.4mph - Average wind speed in February:
10.5mph - Average wind speed in March:
12.1mph - Average wind speed in April:
12.7mph - Average wind speed in May:
13.5mph - Average wind speed in June:
12.7mph
- Average wind speed in July:
13.7mph - Average wind speed in August:
12.2mph - Average wind speed in September:
9.8mph - Average wind speed in October:
9.9mph - Average wind speed in November:
9.9mph - Average wind speed in December:
9.4mph
The windiest month (with the highest average wind speed) is July (13.7mph).
The calmest months (with the lowest average wind speed) are January and December (9.4mph).
Average humidity
Sullivan City, TX
The month with the highest relative humidity is December (66%).
The month with the lowest relative humidity is August (55%).
Average rainfall
Sullivan City, TX
- Average rainfall in January:
0.51" - Average rainfall in February:
0.47" - Average rainfall in March:
0.55" - Average rainfall in April:
0.67" - Average rainfall in May:
1.65" - Average rainfall in June:
1.3"
- Average rainfall in July:
1.46" - Average rainfall in August:
0.63" - Average rainfall in September:
2.2" - Average rainfall in October:
0.91" - Average rainfall in November:
1.02" - Average rainfall in December:
0.79"
The wettest month (with the highest rainfall) is September (2.2").
The driest month (with the least rainfall) is February (0.47").
Average rainfall days
Sullivan City, TX
- Average rainfall days in January:
6.8 days - Average rainfall days in February:
5.6 days - Average rainfall days in March:
8.2 days - Average rainfall days in April:
7.7 days - Average rainfall days in May:
9.4 days - Average rainfall days in June:
9 days
- Average rainfall days in July:
6.9 days - Average rainfall days in August:
6.3 days - Average rainfall days in September:
15.3 days - Average rainfall days in October:
8.9 days - Average rainfall days in November:
7.8 days - Average rainfall days in December:
6.6 days
The month with the highest number of rainy days is September (15.3 days).
The month with the least rainy days is February (5.6 days).
Average snowfall
Sullivan City, TX
The month with the highest snowfall is January (0.04").
The months with the least snowfall are February, March, April, May, June, July, August, September, October, November and December (0").
Average snowfall days
Sullivan City, TX
- Average snowfall days in January:
0.1 days - Average snowfall days in February:
0 days - Average snowfall days in March:
0 days - Average snowfall days in April:
0 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 days - Average snowfall days in December:
0 days
The month with the highest number of snowfall days is January (0.1 days).
The months with the least snowfall days are February, March, April, May, June, July, August, September, October, November and December (0 days).
Average daylight / Average sunshine
Sullivan City, TX
- Average daylight in January:
10h and 4min - Average daylight in February:
11h and 2min - Average daylight in March:
12h and 0min - Average daylight in April:
12h and 5min - Average daylight in May:
13h and 2min - Average daylight in June:
13h and 5min
- Average daylight in July:
13h and 4min - Average daylight in August:
13h and 0min - Average daylight in September:
12h and 2min - Average daylight in October:
11h and 3min - Average daylight in November:
10h and 5min - Average daylight in December:
10h and 3min
The month with the longest days is June (Average daylight: 13h and 48min).
The month with the shortest days is December (Average daylight: 10h and 30min).
- Average sunshine in January:
7h and 1min - Average sunshine in February:
7h and 5min - Average sunshine in March:
8h and 1min - Average sunshine in April:
8h and 3min - Average sunshine in May:
10h and 1min - Average sunshine in June:
11h and 1min
- Average sunshine in July:
11h and 2min - Average sunshine in August:
9h and 4min - Average sunshine in September:
8h and 4min - Average sunshine in October:
8h and 1min - Average sunshine in November:
6h and 0min - Average sunshine in December:
5h and 5min
The month with the most sunshine is July (Average sunshine: 11h and 24min).
The month with the least sunshine is December (Average sunshine: 5h and 48min).
Average sunshine days
Sullivan City, TX
- Average sunshine days in January:
22.2 days - Average sunshine days in February:
20.3 days - Average sunshine days in March:
21.3 days - Average sunshine days in April:
20.3 days - Average sunshine days in May:
19.3 days - Average sunshine days in June:
19.5 days
- Average sunshine days in July:
22.4 days - Average sunshine days in August:
23.3 days - Average sunshine days in September:
12.9 days - Average sunshine days in October:
20.9 days - Average sunshine days in November:
20.1 days - Average sunshine days in December:
22.1 days
The month with the most sunshine days is August (23.3 days).
The month with the least sunshine days is September (12.9 days).
Average UV index
Sullivan City, TX
The months with the highest UV index are July and August (UV index 8).
The month with the lowest UV index is December (UV index 4).
Average cloud cover
Sullivan City, TX
The month with the most cloud cover is December (Cloud cover 36).
The month with the least cloud cover is August (Cloud cover 16).
Average visibility
Sullivan City, TX
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).
Sullivan City, Texas, USA
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