Climate and monthly weather forecast
San Ygnacio, TX

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Weather in January

January, like December, is an agreeable winter month in San Ygnacio, Texas, with an average temperature fluctuating between 51.8°F (11°C) and 68.5°F (20.3°C). San Ygnacio's temperature records reveal January as the coldest month, marked by average highs of 68.5°F (20.3°C) and lows of 51.8°F (11°C). Weather in January »

Weather in February

February, the last month of the winter in San Ygnacio, is a moderately hot month, with an average temperature fluctuating between 55.8°F (13.2°C) and 74.8°F (23.8°C). February signifies a subtle uplift in the average high-temperature, adjusting from a pleasant 68.5°F (20.3°C) in January to a moderately hot 74.8°F (23.8°C). Weather in February »

Weather in March

March, the first month of the spring in San Ygnacio, is also a moderately hot month, with an average temperature fluctuating between 62.2°F (16.8°C) and 82°F (27.8°C). March signifies a subtle uplift in the average high-temperature, adjusting from a warm 74.8°F (23.8°C) in February to a still moderately hot 82°F (27.8°C). Weather in March »

Weather in April

April in San Ygnacio, Texas, is a hot spring month, with an average temperature varying between 89.6°F (32°C) and 68.2°F (20.1°C). San Ygnacio's weather shows a minor temperature rise with the arrival of April, moving from a warm 82°F (27.8°C) in March to a tropical 89.6°F (32°C). Weather in April »

Weather in May

May, the last month of the spring in San Ygnacio, is another tropical month, with an average temperature fluctuating between 94.1°F (34.5°C) and 73.6°F (23.1°C). San Ygnacio registers an average high-temperature of a still tropical 94.1°F (34.5°C) with the arrival of May, showing minor deviation from the preceding month. Weather in May »

Weather in June

The first month of the summer, June, is a torrid month in San Ygnacio, Texas, with an average temperature varying between 77.9°F (25.5°C) and 98.1°F (36.7°C). The arrival of June brings an average high-temperature of a torrid 98.1°F (36.7°C), subtly diverging from May's 94.1°F (34.5°C). Weather in June »

Weather in July

July, the same as June, is another torrid summer month in San Ygnacio, Texas, with an average temperature ranging between min 79°F (26.1°C) and max 99.5°F (37.5°C). In July, the average high-temperature registers at a still fiery hot 99.5°F (37.5°C), nearly identical to June's 98.1°F (36.7°C). Weather in July »

Weather in August

The last month of the summer, August, is another torrid month in San Ygnacio, Texas, with an average temperature ranging between max 100.6°F (38.1°C) and min 80.4°F (26.9°C). Temperature records mark August as the warmest month, with highs averaging 100.6°F (38.1°C) and lows at 80.4°F (26.9°C). August's mean heat index is calculated to be a blazing hot 120.2°F (49°C). Weather in August »

Weather in September

The first month of the autumn, September, is also a hot month in San Ygnacio, Texas, with an average temperature fluctuating between 92.8°F (33.8°C) and 76.6°F (24.8°C). September's onset introduces a mild reduction in the average high-temperature, from a torrid 100.6°F (38.1°C) in August to a tropical 92.8°F (33.8°C). Weather in September »

Weather in October

October, like September, is a hot autumn month in San Ygnacio, Texas, with temperature in the range of an average high of 86.9°F (30.5°C) and an average low of 69.1°F (20.6°C). San Ygnacio experiences a moderate temperature shift at the start of October, with average high-temperatures adjusting a bit from 92.8°F (33.8°C) in September to a still tropical 86.9°F (30.5°C). Weather in October »

Weather in November

The last month of the autumn, November, is also a moderately hot month in San Ygnacio, Texas, with an average temperature varying between 76.8°F (24.9°C) and 59.9°F (15.5°C). November's arrival comes with a decrease in the average high-temperature, moving from a hot 86.9°F (30.5°C) in October to a warm 76.8°F (24.9°C). Weather in November »

Weather in December

The first month of the winter, December, is still a pleasant month in San Ygnacio, Texas, with an average temperature fluctuating between 53.2°F (11.8°C) and 69.6°F (20.9°C). With the arrival of December, San Ygnacio notices a mild change in the average high-temperature, sliding from November's moderately hot 76.8°F (24.9°C) to an agreeable 69.6°F (20.9°C). Weather in December »
Updated: Jul 27, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the coldest month?

Temperature readings reach their annual highs in January, averaging 68.5°F (20.3°C) and a minimum average of 51.8°F (11°C).

How many days does it rain?

Throughout the year, there are 100.8 rainfall days, and 12.56" (319mm) of precipitation is accumulated.

When it does not snow?

January through November are months without snowfall.

How much does it snow?

Throughout the year, there are 0.2 snowfall days, and 0.04" (1mm) of snow is accumulated.

What is the month with the lowest UV index?

January and December, with an average maximum UV index of 4, are months with the lowest UV index.

What is the driest month?

February is the month with the least rainfall. Rain falls for 7 days and accumulates 0.51" (13mm) of precipitation.

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.

When are the longest days?

With an average of 13h and 48min of daylight, June has the longest days of the year.

What month has the most sunshine?

June has the most sunshine of the year, with an average of 11.2h of sunshine.

What is the month with the highest UV index?

June through August, with an average maximum UV index of 8, are months with the highest UV index.

What is the hottest time of year?

With average high and low temperatures of 100.6°F (38.1°C) and 80.4°F (26.9°C) respectively, August is San Ygnacio's warmest month.

What is the least humid month?

August is the least humid month, with an average relative humidity of 50%.

What is the wettest month?

September is the month with the most rainfall in San Ygnacio. Rain falls for 15.8 days and accumulates 2.83" (72mm) of precipitation.

What is the most humid month?

The most humid month is December, with an average relative humidity of 62%.

When does it snow in San Ygnacio?

December is the only month when snow falls.

What is the snowiest month?

The month with the most snowfall is December, when snow falls for 0.1 days and typically aggregates up to 0.04" (1mm) of snow.

What is the month with the shortest days?

The month with the shortest days is December, with an average of 10h and 30min of daylight.

What is the month with the least sunshine?

The month with the least sunshine is December, with an average of 5.9h of sunshine.

Average temperature
San Ygnacio, TX

Average temperature - San Ygnacio, TX

The warmest month (with the highest average high temperature) is August (100.6°F).
The month with the lowest average high temperature is January (68.5°F).

The month with the highest average low temperature is August (80.4°F).
The coldest month (with the lowest average low temperature) is January (51.8°F).

Average pressure
San Ygnacio, TX

Average pressure - San Ygnacio, TX

The month with the highest atmospheric pressure is January (30.13"Hg).
The months with the lowest atmospheric pressure are May and June (29.86"Hg).

Average wind speed
San Ygnacio, TX

Average wind speed - San Ygnacio, TX

The windiest month (with the highest average wind speed) is July (14.5mph).
The calmest month (with the lowest average wind speed) is December (8.8mph).

Average humidity
San Ygnacio, TX

Average humidity - San Ygnacio, TX

The month with the highest relative humidity is December (62%).
The month with the lowest relative humidity is August (50%).

Average rainfall
San Ygnacio, TX

Average rainfall - San Ygnacio, TX

The wettest month (with the highest rainfall) is September (2.83").
The driest month (with the least rainfall) is February (0.51").

Average rainfall days
San Ygnacio, TX

Average rainfall days - San Ygnacio, TX

The month with the highest number of rainy days is September (15.8 days).
The month with the least rainy days is August (6.4 days).

Average snowfall
San Ygnacio, TX

Average snowfall - San Ygnacio, TX

The month with the highest snowfall is December (0.04").
The months with the least snowfall are January, February, March, April, May, June, July, August, September, October and November (0").

Average snowfall days
San Ygnacio, TX

Average snowfall days - San Ygnacio, TX

The months with the highest number of snowfall days are January and December (0.1 days).
The months with the least snowfall days are February, March, April, May, June, July, August, September, October and November (0 days).

Average daylight / Average sunshine
San Ygnacio, TX

Average daylight / Average sunshine - San Ygnacio, TX

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).

The month with the most sunshine is June (Average sunshine: 11h and 12min).
The month with the least sunshine is December (Average sunshine: 5h and 54min).

Average sunshine days
San Ygnacio, TX

Average sunshine days - San Ygnacio, TX

The month with the most sunshine days is August (23.2 days).
The month with the least sunshine days is September (12.8 days).

Average UV index
San Ygnacio, TX

Average UV index - San Ygnacio, TX

The months with the highest UV index are June, July and August (UV index 8).
The months with the lowest UV index are January and December (UV index 4).

Average visibility
San Ygnacio, TX

Average visibility - San Ygnacio, 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).

San Ygnacio, Texas, USA

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