March weather forecastCastroville, TX
March
Weather in March
The first month of the spring, March, is a pleasant month in Castroville, Texas, with temperature in the range of an average high of 72.5°F (22.5°C) and an average low of 53.2°F (11.8°C).Temperature
The shift from February to March introduces a subtle increase in the average high-temperature, moving from a refreshing 65.7°F (18.7°C) to a pleasant 72.5°F (22.5°C). In the month of March, Castroville's average low-temperature falls to a fresh 53.2°F (11.8°C).Humidity
The average relative humidity in March is 70%.Rainfall
In Castroville, during March, the rain falls for 13.6 days and regularly aggregates up to 1.3" (33mm) of precipitation. Throughout the year, there are 138.8 rainfall days, and 19.76" (502mm) of precipitation is accumulated.Snowfall
March through December are months without snowfall.Daylight
The average length of the day in March is 12h and 1min.On the first day of the month, sunrise is at 6:59 am and sunset at 6:35 pm CST. On the last day of March, sunrise is at 7:25 am and sunset at 7:53 pm CDT.
Note: 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 lasts until Sunday, November 3. 2024, at 2:00 am; consequently, the time zone reverts from CDT to CST.
Sunshine
In Castroville, the average sunshine in March is 6.4h.UV index
In March, the average daily maximum UV index is 5. A UV Index estimate of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for the ordinary person.Note: A typical high UV index of 5 in March suggests the following recommendations:
Take precautions - Protection against skin and eye damage is obliged. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in March
Castroville, TX
- Average high temperature in March: 72.5°F
The warmest month (with the highest average high temperature) is August (95.7°F).
The month with the lowest average high temperature is January (61.3°F).
- Average low temperature in March: 53.2°F
The month with the highest average low temperature is August (74.3°F).
The coldest month (with the lowest average low temperature) is January (43.3°F).
Average pressure in March
Castroville, TX
- Average pressure in March: 30.01"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The months with the lowest atmospheric pressure are May and June (29.89"Hg).
Average wind speed in March
Castroville, TX
- Average wind speed in March: 8.8mph
The windiest months (with the highest average wind speed) are April and May (9.1mph).
The calmest month (with the lowest average wind speed) is September (6.6mph).
Average humidity in March
Castroville, TX
- Average humidity in March: 70%
The month with the highest relative humidity is May (73%).
The month with the lowest relative humidity is August (58%).
Average rainfall in March
Castroville, TX
- Average rainfall in March: 1.3"
The wettest month (with the highest rainfall) is May (2.99").
The driest month (with the least rainfall) is February (0.87").
Average rainfall days in March
Castroville, TX
- Average rainfall days in March: 13.6 days
The month with the highest number of rainy days is May (16.7 days).
The month with the least rainy days is January (8.3 days).
Average snowfall in March
Castroville, TX
- Average snowfall in March: 0"
The month with the highest snowfall is January (0.12").
The months with the least snowfall are March, April, May, June, July, August, September, October, November and December (0").
Average snowfall days in March
Castroville, TX
- Average snowfall days in March: 0 days
The months with the highest number of snowfall days are January and February (0.4 days).
The months with the least snowfall days are March, April, May, June, July, August, September and October (0 days).
Average daylight in March /
Average sunshine in March
Castroville, TX
- Average daylight in March: 12h and 0min
The month with the longest days is June (Average daylight: 14h and 0min).
The month with the shortest days is December (Average daylight: 10h and 18min).
- Average sunshine in March: 6h and 24min
The month with the most sunshine is July (Average sunshine: 10h and 12min).
The months with the least sunshine are November and December (Average sunshine: 5h and 18min).
Average sunshine days in March
Castroville, TX
- Average sunshine days in March: 13.9 days
The month with the most sunshine days is January (20.7 days).
The month with the least sunshine days is May (11.8 days).
Average UV index in March
Castroville, TX
- Average UV index in March: 5
The months with the highest UV index are June, July and August (UV index 7).
The month with the lowest UV index is December (UV index 3).
Average cloud cover in March
Castroville, TX
- Average cloud cover in March: 47
The months with the most cloud cover are March and May (Cloud cover 47).
The month with the least cloud cover is August (Cloud cover 23).
Average visibility in March
Castroville, TX
- Average visibility in March: 6mi
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).





