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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 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 another enjoyable winter month in San Diego de la Unión, Mexico, with an average temperature varying between 6.3°C (43.3°F) and 19.3°C (66.7°F). With average high and low temperatures of 19.3°C (66.7°F) and 6.3°C (43.3°F) respectively, January is San Diego de la Unión's coldest month. Weather in January »
Weather in February
The last month of the winter, February, is an agreeable month in San Diego de la Unión, Mexico, with an average temperature ranging between max 21.9°C (71.4°F) and min 8°C (46.4°F). The arrival of February records an average high-temperature of a pleasant 21.9°C (71.4°F), closely related to the 19.3°C (66.7°F) observed in January. Weather in February »
Weather in March
March, the first month of the spring in San Diego de la Unión, is a moderately hot month, with temperature in the range of an average low of 9.5°C (49.1°F) and an average high of 24.3°C (75.7°F). San Diego de la Unión's weather in March indicates an average high-temperature of a moderately hot 24.3°C (75.7°F), nearly consistent with the 21.9°C (71.4°F) of February. Weather in March »
Weather in April
April, the same as March, is another warm spring month in San Diego de la Unión, Mexico, with an average temperature varying between 12.1°C (53.8°F) and 26.8°C (80.2°F). San Diego de la Unión's weather in April indicates an average high-temperature of a still warm 26.8°C (80.2°F), nearly consistent with the 24.3°C (75.7°F) of March. Weather in April »
Weather in May
May, the last month of the spring in San Diego de la Unión, is another warm month, with temperature in the range of an average high of 27.3°C (81.1°F) and an average low of 14.3°C (57.7°F). San Diego de la Unión's warmest temperatures are experienced in May, with average high temperatures of 27.3°C (81.1°F) and lows of 14.3°C (57.7°F). May's average heat index is calculated to be 28°C (82.4°F). Weather in May »
Weather in June
June, the first month of the summer in San Diego de la Unión, is also a moderately hot month, with temperature in the range of an average low of 13.5°C (56.3°F) and an average high of 25.4°C (77.7°F). San Diego de la Unión registers an average high-temperature of a still moderately hot 25.4°C (77.7°F) at the commencement of June, closely related to the preceding month. Weather in June »
Weather in July
July, like June, in San Diego de la Unión, Mexico, is another warm summer month, with an average temperature ranging between max 23.4°C (74.1°F) and min 13°C (55.4°F). July's average high-temperature is a still moderately hot 23.4°C (74.1°F), maintaining a close comparison with June's 25.4°C (77.7°F). Weather in July »
Weather in August
August, the last month of the summer in San Diego de la Unión, is another warm month, with an average temperature varying between 23.9°C (75°F) and 12.5°C (54.5°F). The average high-temperature for August is a still warm 23.9°C (75°F), closely aligning with the temperature of the preceding month. Weather in August »
Weather in September
September, the first month of the autumn in San Diego de la Unión, is also an agreeable month, with temperature in the range of an average high of 22.5°C (72.5°F) and an average low of 12.4°C (54.3°F). September experiences an average high-temperature of an agreeable 22.5°C (72.5°F), barely different from August's 23.9°C (75°F). Weather in September »
Weather in October
October, the same as September, in San Diego de la Unión, Mexico, is an agreeable autumn month, with an average temperature ranging between min 10.6°C (51.1°F) and max 21.8°C (71.2°F). In the transition from September to October, San Diego de la Unión reports an average high-temperature of a still pleasant 21.8°C (71.2°F), indicating a close resemblance to the prior month. Weather in October »
Weather in November
The last month of the autumn, November, is another pleasant month in San Diego de la Unión, Mexico, with an average temperature ranging between min 8.6°C (47.5°F) and max 20.5°C (68.9°F). In the transition from October to November, San Diego de la Unión reports an average high-temperature of a still agreeable 20.5°C (68.9°F), indicating a close resemblance to the prior month. Weather in November »
Weather in December
The first month of the winter, December, is also an enjoyable month in San Diego de la Unión, Mexico, with an average temperature fluctuating between 7.3°C (45.1°F) and 19.9°C (67.8°F). Transitioning from November to December, San Diego de la Unión observes an average high-temperature of a comfortable 19.9°C (67.8°F), differing subtly from the previous month. Weather in December »
Updated: Feb 8, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the coldest time of year in San Diego de la Unión?
San Diego de la Unión's coldest weather arrives in January, when temperatures average a high of 19.3°C (66.7°F) and a low of 6.3°C (43.3°F).
What is the driest month in San Diego de la Unión?
The month with the least rainfall is January, when the rain falls for 4.6 days and typically collects 6mm (0.24") of precipitation.
How many days does it rain in San Diego de la Unión?
Throughout the year, there are 129.7 rainfall days, and 450mm (17.72") of precipitation is accumulated.
When does it snow in San Diego de la Unión?
Months with snowfall are January and November.
When does it snow the most in San Diego de la Unión?
The months with the most snowfall days are January and November, with an average of 0.1 snowfall days.
How many days does it snow in San Diego de la Unión?
Throughout the year, there are 0.2 snowfall days.
What are the months with the lowest UV index in San Diego de la Unión?
The months with the lowest UV index are January, October through December, with an average maximum UV index of 4.
When it does not snow in San Diego de la Unión?
In San Diego de la Unión, snow does not fall in February through October and December.
What is the least humid month in San Diego de la Unión?
The least humid month in San Diego de la Unión is April, with an average relative humidity of 40%.
What is the month with the highest UV index in San Diego de la Unión?
With an average maximum UV index of 6, April is the month with the highest UV index in San Diego de la Unión, Mexico.
What is the hottest time of year in San Diego de la Unión?
May, noted for its average high-temperature of 27.3°C (81.1°F) and an average low-temperature of 14.3°C (57.7°F), is considered the warmest month in San Diego de la Unión.
What is the rainiest month in San Diego de la Unión?
The month with the most rainfall in San Diego de la Unión is June, when the rain falls for 15.5 days and typically aggregates up to 78mm (3.07") of precipitation.
When are the longest days in San Diego de la Unión?
June has the longest days of the year in San Diego de la Unión, Mexico, with an average of 13h and 24min of daylight.
What is the month with the least sunshine in San Diego de la Unión?
With an average of 9.1h of sunshine, July has the least sunshine of the year in San Diego de la Unión, Mexico.
What is the most humid month in San Diego de la Unión?
September is the most humid month in San Diego de la Unión, Mexico, with an average relative humidity of 77%.
What is the month with the shortest days in San Diego de la Unión?
The month with the shortest days is December, with an average of 10h and 54min of daylight.
Is there Daylight Saving Time (DST) in San Diego de la Unión?
San Diego de la Unión does not utilize Daylight Saving Time (DST). CST timezone is used over the entire year.
What month has the most sunshine in San Diego de la Unión?
With an average of 9.8h of sunshine, December has the most sunshine of the year.
Average temperature
San Diego de la Unión, Mexico
The warmest month (with the highest average high temperature) is May (27.3°C).
The month with the lowest average high temperature is January (19.3°C).
The month with the highest average low temperature is May (14.3°C).
The coldest month (with the lowest average low temperature) is January (6.3°C).
Average pressure
San Diego de la Unión, Mexico
- Average pressure in January:
1018.7mbar - Average pressure in February:
1016.7mbar - Average pressure in March:
1015.8mbar - Average pressure in April:
1013.9mbar - Average pressure in May:
1013.7mbar - Average pressure in June:
1014.4mbar
- Average pressure in July:
1016.9mbar - Average pressure in August:
1016.4mbar - Average pressure in September:
1015.8mbar - Average pressure in October:
1016.7mbar - Average pressure in November:
1018.3mbar - Average pressure in December:
1018mbar
The month with the highest atmospheric pressure is January (1018.7mbar).
The month with the lowest atmospheric pressure is May (1013.7mbar).
Average wind speed
San Diego de la Unión, Mexico
- Average wind speed in January:
10km/h - Average wind speed in February:
10.5km/h - Average wind speed in March:
10.8km/h - Average wind speed in April:
10.9km/h - Average wind speed in May:
9.7km/h - Average wind speed in June:
10.6km/h
- Average wind speed in July:
10km/h - Average wind speed in August:
10.5km/h - Average wind speed in September:
10.3km/h - Average wind speed in October:
10.2km/h - Average wind speed in November:
9.1km/h - Average wind speed in December:
9.2km/h
The windiest month (with the highest average wind speed) is April (10.9km/h).
The calmest month (with the lowest average wind speed) is November (9.1km/h).
Average humidity
San Diego de la Unión, Mexico
The month with the highest relative humidity is September (77%).
The month with the lowest relative humidity is April (40%).
Average rainfall
San Diego de la Unión, Mexico
The wettest month (with the highest rainfall) is June (78mm).
The driest month (with the least rainfall) is January (6mm).
Average rainfall days
San Diego de la Unión, Mexico
- Average rainfall days in January:
4.6 days - Average rainfall days in February:
5.3 days - Average rainfall days in March:
8.2 days - Average rainfall days in April:
8.5 days - Average rainfall days in May:
12.9 days - Average rainfall days in June:
15.5 days
- Average rainfall days in July:
17.2 days - Average rainfall days in August:
16.6 days - Average rainfall days in September:
17.5 days - Average rainfall days in October:
12.5 days - Average rainfall days in November:
7.4 days - Average rainfall days in December:
3.5 days
The month with the highest number of rainy days is September (17.5 days).
The month with the least rainy days is December (3.5 days).
Average snowfall days
San Diego de la Unión, Mexico
- 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:
0.1 days - Average snowfall days in December:
0 days
The months with the highest number of snowfall days are January and November (0.1 days).
The months with the least snowfall days are February, March, April, May, June, July, August, September, October and December (0 days).
Average daylight / Average sunshine
San Diego de la Unión, Mexico
- Average daylight in January:
11h and 0min - Average daylight in February:
11h and 3min - Average daylight in March:
12h and 0min - Average daylight in April:
12h and 4min - Average daylight in May:
13h and 1min - Average daylight in June:
13h and 2min
- Average daylight in July:
13h and 2min - Average daylight in August:
12h and 5min - Average daylight in September:
12h and 2min - Average daylight in October:
11h and 4min - Average daylight in November:
11h and 1min - Average daylight in December:
10h and 5min
The month with the longest days is June (Average daylight: 13h and 24min).
The month with the shortest days is December (Average daylight: 10h and 54min).
- Average sunshine in January:
9h and 4min - Average sunshine in February:
9h and 4min - Average sunshine in March:
9h and 4min - Average sunshine in April:
9h and 4min - Average sunshine in May:
9h and 4min - Average sunshine in June:
9h and 2min
- Average sunshine in July:
9h and 1min - Average sunshine in August:
9h and 2min - Average sunshine in September:
9h and 1min - Average sunshine in October:
9h and 2min - Average sunshine in November:
9h and 4min - Average sunshine in December:
9h and 5min
The month with the most sunshine is December (Average sunshine: 9h and 48min).
The month with the least sunshine is July (Average sunshine: 9h and 6min).
Average sunshine days
San Diego de la Unión, Mexico
- Average sunshine days in January:
24.5 days - Average sunshine days in February:
21 days - Average sunshine days in March:
20 days - Average sunshine days in April:
19.1 days - Average sunshine days in May:
14.4 days - Average sunshine days in June:
10.8 days
- Average sunshine days in July:
10.1 days - Average sunshine days in August:
10.8 days - Average sunshine days in September:
8.5 days - Average sunshine days in October:
13.8 days - Average sunshine days in November:
17.6 days - Average sunshine days in December:
24.8 days
The month with the most sunshine days is December (24.8 days).
The month with the least sunshine days is September (8.5 days).
Average UV index
San Diego de la Unión, Mexico
The month with the highest UV index is April (UV index 6).
The months with the lowest UV index are January, October, November and December (UV index 4).
Average cloud cover
San Diego de la Unión, Mexico
The month with the most cloud cover is September (Cloud cover 43).
The months with the least cloud cover are February, March, April and December (Cloud cover 15).
Average visibility
San Diego de la Unión, Mexico
The months with the highest visibility are January, February, March, April, May and December (10km).
The months with the lowest visibility are July, August and September (8km).
San Diego de la Unión, Mexico
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