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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
Climate and monthly weather forecast
Weather in January
January, like December, in Vandalia, Indiana, is another cold winter month, with an average temperature varying between 22.5°F (-5.3°C) and 34.9°F (1.6°C). Vandalia's coldest month, January, registers temperatures that range from a high of 34.9°F (1.6°C) to a low of 22.5°F (-5.3°C). Weather in January »
Weather in February
February, the last month of the winter in Vandalia, is also an icy month, with temperature in the range of an average low of 25.7°F (-3.5°C) and an average high of 39.7°F (4.3°C). February ushers in an average high-temperature of a still icy 39.7°F (4.3°C), aligning closely with the preceding month. Weather in February »
Weather in March
March, the first month of the spring in Vandalia, is a cool month, with temperature in the range of an average high of 51.4°F (10.8°C) and an average low of 36°F (2.2°C). March brings a rise in the average high-temperature, transitioning from February's wintry 39.7°F (4.3°C) to a cool 51.4°F (10.8°C). Weather in March »
Weather in April
April is a comfortable spring month in Vandalia, Indiana, with an average temperature varying between 62.6°F (17°C) and 45.7°F (7.6°C). April's onset brings a rise in the average high-temperature, moving from a cool 51.4°F (10.8°C) in March to a refreshing 62.6°F (17°C). Weather in April »
Weather in May
The last month of the spring, May, is an agreeable month in Vandalia, Indiana, with an average temperature varying between 72.5°F (22.5°C) and 55.4°F (13°C). With the onset of May, Vandalia's average high-temperature sees a rise, moving from April's comfortable 62.6°F (17°C) to an agreeable 72.5°F (22.5°C). Weather in May »
Weather in June
The first month of the summer, June, is a warm month in Vandalia, Indiana, with an average temperature varying between 80.6°F (27°C) and 63.1°F (17.3°C). Vandalia's weather shows a minor temperature rise with the arrival of June, moving from a pleasant 72.5°F (22.5°C) in May to a moderately hot 80.6°F (27°C). Weather in June »
Weather in July
July, like June, in Vandalia, Indiana, is another warm summer month, with an average temperature fluctuating between 65.3°F (18.5°C) and 83.3°F (28.5°C). July is the warmest month, with the temperature often reaching an average high of 83.3°F (28.5°C) and an average low of 65.3°F (18.5°C). For most parts of July, the heat index is computed to be a hot 93.2°F (34°C). Weather in July »
Weather in August
August, the last month of the summer in Vandalia, is another warm month, with an average temperature varying between 63.7°F (17.6°C) and 82.2°F (27.9°C). The advent of August signifies a minor shift to an average high-temperature of a still warm 82.2°F (27.9°C), aligning closely with July. Weather in August »
Weather in September
The first month of the autumn, September, is also a moderately hot month in Vandalia, Indiana, with an average temperature varying between 76.8°F (24.9°C) and 58.1°F (14.5°C). A moderate decline in average high-temperatures is noted in September, moving from 82.2°F (27.9°C) in August to a still warm 76.8°F (24.9°C). Weather in September »
Weather in October
October, like September, in Vandalia, Indiana, is another enjoyable autumn month, with temperature in the range of an average high of 64.2°F (17.9°C) and an average low of 47.1°F (8.4°C). The shift to October brings a decrease in the average high-temperature, falling from a moderately hot 76.8°F (24.9°C) in September to an enjoyable 64.2°F (17.9°C). Weather in October »
Weather in November
The last month of the autumn, November, is another cool month in Vandalia, Indiana, with an average temperature ranging between max 50.7°F (10.4°C) and min 36.3°F (2.4°C). The move into November indicates a reduction in the average high-temperature, down from October's enjoyable 64.2°F (17.9°C) to a fresh 50.7°F (10.4°C). Weather in November »
Weather in December
The first month of the winter, December, is also an icy month in Vandalia, Indiana, with an average temperature fluctuating between 28.6°F (-1.9°C) and 40.1°F (4.5°C). The onset of December introduces a moderate change in Vandalia's weather, with average high-temperatures falling from November's fresh 50.7°F (10.4°C) to a cold 40.1°F (4.5°C). Weather in December »
Updated: Jun 18, 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 month is the coldest?
Vandalia's January weather, marked by an average high temperature of 34.9°F (1.6°C) and an average low temperature of 22.5°F (-5.3°C), is the coldest in the year.
How much does it rain?
In Vandalia, during the entire year, the rain falls for 154.9 days and collects up to 26.18" (665mm) of precipitation.
When does it snow?
January through April, October through December are months with snowfall.
When does it snow the most in Vandalia?
January is the month with the most snowfall. Snow falls for 9.1 days and accumulates 2.17" (55mm) of snow.
How much does it snow?
Throughout the year, there are 30.1 snowfall days, and 7.83" (199mm) of snow is accumulated.
What are the months with the least sunshine?
The months with the least sunshine are January and December, with an average of 4.3h of sunshine.
What are the months with the lowest UV index?
January, February and December, with an average maximum UV index of 2, are months with the lowest UV index.
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 EST to EDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from EDT to EST.
What is the rainiest month?
April is the month with the most rainfall. Rain falls for 15.9 days and accumulates 3.11" (79mm) of precipitation.
What are the most humid months?
The months with the highest humidity are May and July, with an average relative humidity of 82%.
When it does not snow in Vandalia?
In Vandalia, snow does not fall in May through September.
What are the months with the highest UV index?
The months with the highest UV index are May through August, with an average maximum UV index of 6.
When are the longest days?
With an average of 14h and 54min of daylight, June has the longest days of the year.
What are the months with the most sunshine?
June and July, with an average of 10.1h of sunshine, are months with the most sunshine.
What part of the year is the hottest?
July is Vandalia's warmest month, registering average high temperatures of 83.3°F (28.5°C) and lows of 65.3°F (18.5°C).
What is the driest month?
September is the month with the least rainfall. Rain falls for 12.6 days and accumulates 1.54" (39mm) of precipitation.
What is the least humid month?
October is the least humid month, with an average relative humidity of 74%.
What is the month with the shortest days?
The month with the shortest days is December, with an average of 9h and 30min of daylight.
Average temperature
Vandalia, IN
The warmest month (with the highest average high temperature) is July (83.3°F).
The month with the lowest average high temperature is January (34.9°F).
The month with the highest average low temperature is July (65.3°F).
The coldest month (with the lowest average low temperature) is January (22.5°F).
Average pressure
Vandalia, IN
- Average pressure in January:
30.15"Hg - Average pressure in February:
30.11"Hg - Average pressure in March:
30.08"Hg - Average pressure in April:
29.95"Hg - Average pressure in May:
29.97"Hg - Average pressure in June:
29.93"Hg
- Average pressure in July:
29.98"Hg - Average pressure in August:
29.99"Hg - Average pressure in September:
30.03"Hg - Average pressure in October:
30.03"Hg - Average pressure in November:
30.13"Hg - Average pressure in December:
30.13"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed
Vandalia, IN
- Average wind speed in January:
9mph - Average wind speed in February:
9.1mph - Average wind speed in March:
8.8mph - Average wind speed in April:
8.8mph - Average wind speed in May:
7.1mph - Average wind speed in June:
6.3mph
- Average wind speed in July:
5.4mph - Average wind speed in August:
5.3mph - Average wind speed in September:
6.1mph - Average wind speed in October:
7.6mph - Average wind speed in November:
8.1mph - Average wind speed in December:
8.3mph
The windiest month (with the highest average wind speed) is February (9.1mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).
Average humidity
Vandalia, IN
The months with the highest relative humidity are May and July (82%).
The month with the lowest relative humidity is October (74%).
Average rainfall
Vandalia, IN
- Average rainfall in January:
1.97" - Average rainfall in February:
1.57" - Average rainfall in March:
2.28" - Average rainfall in April:
3.11" - Average rainfall in May:
3.07" - Average rainfall in June:
2.56"
- Average rainfall in July:
2.44" - Average rainfall in August:
1.93" - Average rainfall in September:
1.54" - Average rainfall in October:
1.69" - Average rainfall in November:
1.81" - Average rainfall in December:
2.2"
The wettest month (with the highest rainfall) is April (3.11").
The driest month (with the least rainfall) is September (1.54").
Average rainfall days
Vandalia, IN
- Average rainfall days in January:
8.3 days - Average rainfall days in February:
8.8 days - Average rainfall days in March:
13.8 days - Average rainfall days in April:
15.9 days - Average rainfall days in May:
18.4 days - Average rainfall days in June:
15.3 days
- Average rainfall days in July:
15.9 days - Average rainfall days in August:
13.4 days - Average rainfall days in September:
12.6 days - Average rainfall days in October:
11.9 days - Average rainfall days in November:
10.5 days - Average rainfall days in December:
10.1 days
The month with the highest number of rainy days is May (18.4 days).
The month with the least rainy days is January (8.3 days).
Average snowfall
Vandalia, IN
The month with the highest snowfall is January (2.17").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days
Vandalia, IN
- Average snowfall days in January:
9.1 days - Average snowfall days in February:
6.5 days - Average snowfall days in March:
4.3 days - Average snowfall days in April:
0.8 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:
0.4 days - Average snowfall days in November:
2.2 days - Average snowfall days in December:
6.8 days
The month with the highest number of snowfall days is January (9.1 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight / Average sunshine
Vandalia, IN
- Average daylight in January:
9h and 5min - Average daylight in February:
10h and 4min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 2min - Average daylight in May:
14h and 2min - Average daylight in June:
14h and 5min
- Average daylight in July:
14h and 4min - Average daylight in August:
13h and 4min - Average daylight in September:
12h and 2min - Average daylight in October:
11h and 1min - Average daylight in November:
10h and 0min - Average daylight in December:
9h and 3min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in January:
4h and 2min - Average sunshine in February:
5h and 2min - Average sunshine in March:
6h and 2min - Average sunshine in April:
7h and 1min - Average sunshine in May:
8h and 4min - Average sunshine in June:
10h and 1min
- Average sunshine in July:
10h and 1min - Average sunshine in August:
9h and 2min - Average sunshine in September:
8h and 2min - Average sunshine in October:
7h and 0min - Average sunshine in November:
5h and 2min - Average sunshine in December:
4h and 2min
The months with the most sunshine are June and July (Average sunshine: 10h and 6min).
The months with the least sunshine are January and December (Average sunshine: 4h and 18min).
Average sunshine days
Vandalia, IN
- Average sunshine days in January:
14.6 days - Average sunshine days in February:
13 days - Average sunshine days in March:
13 days - Average sunshine days in April:
11.9 days - Average sunshine days in May:
9.8 days - Average sunshine days in June:
11.6 days
- Average sunshine days in July:
11.1 days - Average sunshine days in August:
14.3 days - Average sunshine days in September:
14.7 days - Average sunshine days in October:
17 days - Average sunshine days in November:
17.4 days - Average sunshine days in December:
15.4 days
The month with the most sunshine days is November (17.4 days).
The month with the least sunshine days is May (9.8 days).
Average UV index
Vandalia, IN
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February and December (UV index 2).
Average cloud cover
Vandalia, IN
The month with the most cloud cover is January (Cloud cover 57).
The month with the least cloud cover is August (Cloud cover 30).
Average visibility
Vandalia, IN
The months with the highest visibility are January, February, March, April, June, September, October, November and December (6mi).
The months with the lowest visibility are May, July and August (5mi).