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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 a moderate winter month in O'Brien, Texas, with an average temperature varying between 36.5°F (2.5°C) and 55.4°F (13°C). Temperatures reach their minimum during January and December, recording an average high-temperature of 55.4°F (13°C). Weather in January »
Weather in February
The last month of the winter, February, is another mild month in O'Brien, Texas, with an average temperature ranging between max 58.8°F (14.9°C) and min 39.4°F (4.1°C). In February, the average high-temperature registers at a still mild 58.8°F (14.9°C), nearly identical to January's 55.4°F (13°C). Weather in February »
Weather in March
The first month of the spring, March, is an agreeable month in O'Brien, Texas, with temperature in the range of an average low of 48.9°F (9.4°C) and an average high of 69.6°F (20.9°C). With the onset of March, O'Brien's average high-temperature experiences a rise, moving from February's mild 58.8°F (14.9°C) to a pleasant 69.6°F (20.9°C). Weather in March »
Weather in April
April in O'Brien, Texas, is a warm spring month, with temperature in the range of an average low of 55.2°F (12.9°C) and an average high of 77.9°F (25.5°C). As O'Brien welcomes April, the average high-temperature sees a modest rise, transitioning from an agreeable 69.6°F (20.9°C) in March to a warm 77.9°F (25.5°C). Weather in April »
Weather in May
May, the last month of the spring in O'Brien, is also a moderately hot month, with an average temperature varying between 85.6°F (29.8°C) and 63.7°F (17.6°C). May's arrival is noted with a slight increase in the average high-temperature, moving from a warm 77.9°F (25.5°C) in April to a still moderately hot 85.6°F (29.8°C). Weather in May »
Weather in June
June, the first month of the summer in O'Brien, is a hot month, with temperature in the range of an average high of 94.6°F (34.8°C) and an average low of 73.8°F (23.2°C). In O'Brien, the average high-temperature in June slightly increases from a warm 85.6°F (29.8°C) in May to a tropical 94.6°F (34.8°C). Weather in June »
Weather in July
July is a torrid summer month in O'Brien, Texas, with temperature in the range of an average high of 97°F (36.1°C) and an average low of 77°F (25°C). The beginning of July reveals an average high-temperature of a torrid 97°F (36.1°C), showing minimal deviation from the previous month. Weather in July »
Weather in August
August, the last month of the summer in O'Brien, is also a sweltering month, with an average temperature fluctuating between 97.3°F (36.3°C) and 76.8°F (24.9°C). The warmest temperatures occur during August, when averages reach a peak of 97.3°F (36.3°C) and a low of 76.8°F (24.9°C). August's average heat index is evaluated at a blistering 107.6°F (42°C). Weather in August »
Weather in September
The first month of the autumn, September, is also a hot month in O'Brien, Texas, with temperature in the range of an average high of 87.4°F (30.8°C) and an average low of 69.4°F (20.8°C). September implies a gentle temperature shift, with average high-temperatures reducing from August's very hot 97.3°F (36.3°C) to a hot 87.4°F (30.8°C). Weather in September »
Weather in October
October, the same as September, is another warm autumn month in O'Brien, Texas, with an average temperature varying between 57°F (13.9°C) and 76.5°F (24.7°C). O'Brien's progression into October includes a drop in the average high-temperature, from a tropical 87.4°F (30.8°C) in September to a moderately hot 76.5°F (24.7°C). Weather in October »
Weather in November
The last month of the autumn, November, is another comfortable month in O'Brien, Texas, with an average temperature varying between 46.4°F (8°C) and 65.3°F (18.5°C). The arrival of November corresponds with a reduction in the average high-temperature, down from October's warm 76.5°F (24.7°C) to an enjoyable 65.3°F (18.5°C). Weather in November »
Weather in December
December, the first month of the winter in O'Brien, is also a moderate month, with an average temperature fluctuating between 55.4°F (13°C) and 38.3°F (3.5°C). O'Brien's coldest season falls during January and December, averaging a high-temperature of 55.4°F (13°C). Weather in December »
Updated: Aug 13, 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?
The coldest period, with an average high-temperature of 55.4°F (13°C), falls in January and December.
How much does it rain?
In O'Brien, during the entire year, the rain falls for 92.6 days and collects up to 17.99" (457mm) of precipitation.
When does it snow in O'Brien?
January through April, November and December are months with snowfall.
How much does it snow?
Throughout the year, there are 6 snowfall days, and 3.94" (100mm) of snow is accumulated.
What is the driest month?
February is the month with the least rainfall in O'Brien. Rain falls for 4.8 days and accumulates 0.67" (17mm) of precipitation.
When does it snow the most?
The month with the most snowfall is February, when snow falls for 2.4 days and typically aggregates up to 1.42" (36mm) of snow.
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 most humid months?
The months with the highest humidity are May, September, November and December, with an average relative humidity of 56%.
What is the wettest month in O'Brien?
May is the month with the most rainfall. Rain falls for 11.6 days and accumulates 2.72" (69mm) of precipitation.
When it does not snow in O'Brien?
May through October are months without snowfall.
When are the longest days?
The month with the longest days is June, with an average of 14h and 18min of daylight.
What month has the most sunshine?
The month with the most sunshine is June, with an average of 11.6h of sunshine.
What is the month with the highest UV index?
With an average maximum UV index of 8, July is the month with the highest UV index.
What is the warmest month?
August, marked by an average high-temperature of 97.3°F (36.3°C) and a low-temperature of 76.8°F (24.9°C), is the warmest month.
What is the least humid month?
With an average relative humidity of 45%, August is the least humid month.
What is the month with the shortest days?
December has the shortest days of the year in O'Brien, with an average of 10h and 0min of daylight.
What is the month with the least sunshine in O'Brien?
December has the least sunshine of the year, with an average of 6.4h of sunshine.
When is the lowest UV index?
The month with the lowest UV index is December, with an average maximum UV index of 2.
Average temperature
O'Brien, TX
The warmest month (with the highest average high temperature) is August (97.3°F).
The months with the lowest average high temperature are January and December (55.4°F).
The month with the highest average low temperature is July (77°F).
The coldest month (with the lowest average low temperature) is January (36.5°F).
Average pressure
O'Brien, TX
- Average pressure in January:
30.15"Hg - Average pressure in February:
30.08"Hg - Average pressure in March:
29.99"Hg - Average pressure in April:
29.88"Hg - Average pressure in May:
29.88"Hg - Average pressure in June:
29.86"Hg
- Average pressure in July:
29.92"Hg - Average pressure in August:
29.91"Hg - Average pressure in September:
29.96"Hg - Average pressure in October:
30"Hg - Average pressure in November:
30.09"Hg - Average pressure in December:
30.12"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).
Average wind speed
O'Brien, TX
- Average wind speed in January:
10.4mph - Average wind speed in February:
11.1mph - Average wind speed in March:
12.2mph - Average wind speed in April:
13mph - Average wind speed in May:
12.1mph - Average wind speed in June:
11.6mph
- Average wind speed in July:
10.1mph - Average wind speed in August:
9.6mph - Average wind speed in September:
9.4mph - Average wind speed in October:
11mph - Average wind speed in November:
11.4mph - Average wind speed in December:
10.3mph
The windiest month (with the highest average wind speed) is April (13mph).
The calmest month (with the lowest average wind speed) is September (9.4mph).
Average humidity
O'Brien, TX
The months with the highest relative humidity are May, September, November and December (56%).
The month with the lowest relative humidity is August (45%).
Average rainfall
O'Brien, TX
- Average rainfall in January:
0.75" - Average rainfall in February:
0.67" - Average rainfall in March:
1.1" - Average rainfall in April:
1.93" - Average rainfall in May:
2.72" - Average rainfall in June:
2.13"
- Average rainfall in July:
1.73" - Average rainfall in August:
1.3" - Average rainfall in September:
2.36" - Average rainfall in October:
1.42" - Average rainfall in November:
1.18" - Average rainfall in December:
0.71"
The wettest month (with the highest rainfall) is May (2.72").
The driest month (with the least rainfall) is February (0.67").
Average rainfall days
O'Brien, TX
- Average rainfall days in January:
3.7 days - Average rainfall days in February:
4.8 days - Average rainfall days in March:
7.5 days - Average rainfall days in April:
9.2 days - Average rainfall days in May:
11.6 days - Average rainfall days in June:
8.8 days
- Average rainfall days in July:
10.1 days - Average rainfall days in August:
10.3 days - Average rainfall days in September:
11.7 days - Average rainfall days in October:
6.5 days - Average rainfall days in November:
4 days - Average rainfall days in December:
4.4 days
The month with the highest number of rainy days is September (11.7 days).
The month with the least rainy days is January (3.7 days).
Average snowfall
O'Brien, TX
The month with the highest snowfall is February (1.42").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days
O'Brien, TX
- Average snowfall days in January:
1 days - Average snowfall days in February:
2.4 days - Average snowfall days in March:
0.6 days - Average snowfall days in April:
0.2 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:
0.4 days - Average snowfall days in December:
1.4 days
The month with the highest number of snowfall days is February (2.4 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight / Average sunshine
O'Brien, TX
- Average daylight in January:
10h and 1min - Average daylight in February:
11h and 0min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 0min - Average daylight in May:
13h and 5min - Average daylight in June:
14h and 2min
- Average daylight in July:
14h and 1min - Average daylight in August:
13h and 2min - Average daylight in September:
12h and 2min - Average daylight in October:
11h and 2min - Average daylight in November:
10h and 2min - Average daylight in December:
10h and 0min
The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).
- Average sunshine in January:
7h and 1min - Average sunshine in February:
8h and 2min - Average sunshine in March:
8h and 2min - Average sunshine in April:
9h and 0min - Average sunshine in May:
10h and 4min - Average sunshine in June:
11h and 4min
- Average sunshine in July:
11h and 2min - Average sunshine in August:
10h and 3min - Average sunshine in September:
8h and 4min - Average sunshine in October:
8h and 0min - Average sunshine in November:
6h and 3min - Average sunshine in December:
6h and 2min
The month with the most sunshine is June (Average sunshine: 11h and 36min).
The month with the least sunshine is December (Average sunshine: 6h and 24min).
Average sunshine days
O'Brien, TX
- Average sunshine days in January:
26.3 days - Average sunshine days in February:
21 days - Average sunshine days in March:
22.4 days - Average sunshine days in April:
19.1 days - Average sunshine days in May:
16.7 days - Average sunshine days in June:
18.2 days
- Average sunshine days in July:
18.1 days - Average sunshine days in August:
17.1 days - Average sunshine days in September:
16.3 days - Average sunshine days in October:
22.3 days - Average sunshine days in November:
24.1 days - Average sunshine days in December:
24.2 days
The month with the most sunshine days is January (26.3 days).
The month with the least sunshine days is September (16.3 days).
Average UV index
O'Brien, TX
The month with the highest UV index is July (UV index 8).
The month with the lowest UV index is December (UV index 2).
Average cloud cover
O'Brien, TX
The month with the most cloud cover is March (Cloud cover 27).
The month with the least cloud cover is August (Cloud cover 16).
Average visibility
O'Brien, 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).
O'Brien, Texas, USA
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