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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, the same as December, in Châteauguay, Canada, is a freezing cold winter month, with temperature in the range of an average low of -12.7°C (9.1°F) and an average high of -5.6°C (21.9°F). The lowest temperatures are recorded in January, with averages reaching a high of -5.6°C (21.9°F) and a low of -12.7°C (9.1°F). Weather in January »
Weather in February
The last month of the winter, February, is another freezing cold month in Châteauguay, Canada, with an average temperature ranging between max -4.3°C (24.3°F) and min -11.4°C (11.5°F). February's arrival brings an average high-temperature of a still subzero cold -4.3°C (24.3°F), demonstrating subtle variation from the preceding month. Weather in February »
Weather in March
The first month of the spring, March, is an icy month in Châteauguay, Canada, with an average temperature varying between 1.4°C (34.5°F) and -5.6°C (21.9°F). With the onset of March, Châteauguay's average high-temperature sees a rise, moving from February's subzero cold -4.3°C (24.3°F) to a wintry 1.4°C (34.5°F). Weather in March »
Weather in April
April in Châteauguay, Canada, is a chilly spring month, with an average temperature varying between 1.4°C (34.5°F) and 9.9°C (49.8°F). April's arrival is marked by a significant increase in the average high-temperature, moving from an icy 1.4°C (34.5°F) in March to a chilly 9.9°C (49.8°F). Weather in April »
Weather in May
May, the last month of the spring in Châteauguay, is a comfortable month, with temperature in the range of an average high of 18.2°C (64.8°F) and an average low of 8.5°C (47.3°F). May's arrival sees a clear escalation in the average high-temperature, rising from April's frosty 9.9°C (49.8°F) to an enjoyable 18.2°C (64.8°F). Weather in May »
Weather in June
June, the first month of the summer in Châteauguay, is an agreeable month, with an average temperature fluctuating between 12.3°C (54.1°F) and 21.8°C (71.2°F). June introduces a marginal temperature uplift, with average high-temperatures adjusting from May's refreshing 18.2°C (64.8°F) to an agreeable 21.8°C (71.2°F). Weather in June »
Weather in July
July in Châteauguay, Canada, is a moderately hot summer month, with an average temperature fluctuating between 25.3°C (77.5°F) and 15.9°C (60.6°F). July is the warmest month, exhibiting average temperatures of 25.3°C (77.5°F) at the peak and 15.9°C (60.6°F) at the base. Weather in July »
Weather in August
August, the last month of the summer in Châteauguay, is also a moderately hot month, with temperature in the range of an average low of 15.1°C (59.2°F) and an average high of 24.4°C (75.9°F). Châteauguay, Canada, marks the onset of August with an average high-temperature of a still warm 24.4°C (75.9°F), a subtle shift from July's 25.3°C (77.5°F). Weather in August »
Weather in September
September, the first month of the autumn in Châteauguay, is still a pleasant month, with an average temperature varying between 20.6°C (69.1°F) and 11.3°C (52.3°F). The arrival of September corresponds with a light shift in temperature, down from a warm 24.4°C (75.9°F) in August to a pleasant 20.6°C (69.1°F). Weather in September »
Weather in October
October, the same as September, is another fresh autumn month in Châteauguay, Canada, with temperature in the range of an average low of 5.9°C (42.6°F) and an average high of 12.9°C (55.2°F). October ushers in a slight temperature change, with average high-temperatures reducing from September's pleasant 20.6°C (69.1°F) to a cool 12.9°C (55.2°F). Weather in October »
Weather in November
The last month of the autumn, November, is also a wintry month in Châteauguay, Canada, with temperature in the range of an average high of 5.2°C (41.4°F) and an average low of -1°C (30.2°F). As October transitions into November, Châteauguay sees a drop in the average high-temperature, transitioning from a fresh 12.9°C (55.2°F) to an icy 5.2°C (41.4°F). Weather in November »
Weather in December
December, the first month of the winter in Châteauguay, is also a subzero cold month, with an average temperature fluctuating between -2°C (28.4°F) and -7.5°C (18.5°F). December's onset brings a slight change in high-temperatures, falling from a cold 5.2°C (41.4°F) in November to a freezing cold -2°C (28.4°F). Weather in December »
Updated: Feb 5, 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 month in Châteauguay?
January is the month when Châteauguay experiences its coldest temperatures, averaging a high of -5.6°C (21.9°F) and a low of -12.7°C (9.1°F).
What are the most humid months in Châteauguay?
The months with the highest humidity are January and February, with an average relative humidity of 90%.
How much does it rain in Châteauguay?
In Châteauguay, during the entire year, the rain falls for 153.6 days and collects up to 759mm (29.88") of precipitation.
When does it snow in Châteauguay?
January through May, October through December are months with snowfall.
How many days does it snow in Châteauguay?
Throughout the year, in Châteauguay, there are 65.7 snowfall days, and 843mm (33.19") of snow is accumulated.
What is the month with the lowest UV index in Châteauguay?
January, November and December, with an average maximum UV index of 1, are months with the lowest UV index.
What is the driest month in Châteauguay?
February and September are months with the least rain in Châteauguay when the rain falls for 6.2 days and typically aggregates up to 51mm (2.01") of rain.
When does it snow the most in Châteauguay?
February is the month with the most snowfall in Châteauguay. Snow falls for 15.5 days and accumulates 219mm (8.62") of snow.
What is the month with the least sunshine in Châteauguay?
The month with the least sunshine in Châteauguay is February, with an average of 3h of sunshine.
When is Daylight Saving Time (DST) in Châteauguay?
On Sunday, 10. March 2024, at 2:00 am, Daylight Saving Time starts in Châteauguay, Canada, and the time zone changes from EST to EDT. Daylight Saving Time ends on Sunday, 03. November 2024, at 2:00 am, and the time zone reverts from EDT to EST.
What are the least humid months in Châteauguay?
The months with the lowest humidity are April and May, with an average relative humidity of 75%.
What is the rainiest month in Châteauguay?
The month with the most rainfall in Châteauguay, Canada, is May, when the rain falls for 17.1 days and typically aggregates up to 77mm (3.03") of precipitation.
When it does not snow in Châteauguay?
In Châteauguay, Canada, snow does not fall in June through September.
When are the longest days in Châteauguay?
With an average of 15h and 36min of daylight, June has the longest days of the year in Châteauguay, Canada.
What month is the hottest in Châteauguay?
July is the month when Châteauguay's temperatures reach their peak, with averages of 25.3°C (77.5°F) and lows of 15.9°C (60.6°F).
What is the month with the highest UV index in Châteauguay?
With an average maximum UV index of 6, July is the month with the highest UV index in Châteauguay.
What month has the most sunshine in Châteauguay?
August has the most sunshine of the year, with an average of 10.3h of sunshine.
What is the month with the shortest days in Châteauguay?
The month with the shortest days in Châteauguay, Canada, is December, with an average of 8h and 48min of daylight.
Average temperature
Châteauguay, Canada
The warmest month (with the highest average high temperature) is July (25.3°C).
The month with the lowest average high temperature is January (-5.6°C).
The month with the highest average low temperature is July (15.9°C).
The coldest month (with the lowest average low temperature) is January (-12.7°C).
Average pressure
Châteauguay, Canada
- Average pressure in January:
1016.4mbar - Average pressure in February:
1016.1mbar - Average pressure in March:
1017.7mbar - Average pressure in April:
1014.3mbar - Average pressure in May:
1014.8mbar - Average pressure in June:
1012.5mbar
- Average pressure in July:
1013.1mbar - Average pressure in August:
1014.2mbar - Average pressure in September:
1017.2mbar - Average pressure in October:
1015.6mbar - Average pressure in November:
1017.9mbar - Average pressure in December:
1017.3mbar
The month with the highest atmospheric pressure is November (1017.9mbar).
The month with the lowest atmospheric pressure is June (1012.5mbar).
Average wind speed
Châteauguay, Canada
- Average wind speed in January:
14.1km/h - Average wind speed in February:
14.5km/h - Average wind speed in March:
13.9km/h - Average wind speed in April:
14.5km/h - Average wind speed in May:
12.7km/h - Average wind speed in June:
11.3km/h
- Average wind speed in July:
10.8km/h - Average wind speed in August:
10.9km/h - Average wind speed in September:
10.9km/h - Average wind speed in October:
13.1km/h - Average wind speed in November:
13.6km/h - Average wind speed in December:
13.4km/h
The windiest months (with the highest average wind speed) are February and April (14.5km/h).
The calmest month (with the lowest average wind speed) is July (10.8km/h).
Average humidity
Châteauguay, Canada
The months with the highest relative humidity are January and February (90%).
The months with the lowest relative humidity are April and May (75%).
Average rainfall
Châteauguay, Canada
The wettest month (with the highest rainfall) is May (77mm).
The driest months (with the least rainfall) are February and September (51mm).
Average rainfall days
Châteauguay, Canada
- Average rainfall days in January:
5.8 days - Average rainfall days in February:
6.2 days - Average rainfall days in March:
10.6 days - Average rainfall days in April:
15.2 days - Average rainfall days in May:
17.1 days - Average rainfall days in June:
17.3 days
- Average rainfall days in July:
18 days - Average rainfall days in August:
16.5 days - Average rainfall days in September:
12.2 days - Average rainfall days in October:
14.7 days - Average rainfall days in November:
10.7 days - Average rainfall days in December:
9.3 days
The month with the highest number of rainy days is July (18 days).
The month with the least rainy days is January (5.8 days).
Average snowfall
Châteauguay, Canada
The month with the highest snowfall is February (219mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days
Châteauguay, Canada
- Average snowfall days in January:
17.1 days - Average snowfall days in February:
15.5 days - Average snowfall days in March:
10.8 days - Average snowfall days in April:
3.8 days - Average snowfall days in May:
0.3 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:
0.5 days - Average snowfall days in November:
5.1 days - Average snowfall days in December:
12.6 days
The month with the highest number of snowfall days is January (17.1 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
Châteauguay, Canada
- Average daylight in January:
9h and 1min - Average daylight in February:
10h and 2min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 3min - Average daylight in May:
14h and 5min - Average daylight in June:
15h and 4min
- Average daylight in July:
15h and 1min - Average daylight in August:
14h and 0min - Average daylight in September:
12h and 3min - Average daylight in October:
10h and 5min - Average daylight in November:
9h and 3min - Average daylight in December:
8h and 5min
The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).
- Average sunshine in January:
3h and 1min - Average sunshine in February:
3h and 0min - Average sunshine in March:
4h and 5min - Average sunshine in April:
6h and 5min - Average sunshine in May:
8h and 2min - Average sunshine in June:
9h and 0min
- Average sunshine in July:
10h and 1min - Average sunshine in August:
10h and 2min - Average sunshine in September:
8h and 5min - Average sunshine in October:
5h and 2min - Average sunshine in November:
4h and 4min - Average sunshine in December:
3h and 2min
The month with the most sunshine is August (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 3h and 0min).
Average sunshine days
Châteauguay, Canada
- Average sunshine days in January:
11.3 days - Average sunshine days in February:
11 days - Average sunshine days in March:
12.7 days - Average sunshine days in April:
11.5 days - Average sunshine days in May:
13 days - Average sunshine days in June:
10.1 days
- Average sunshine days in July:
10.5 days - Average sunshine days in August:
10.8 days - Average sunshine days in September:
15.5 days - Average sunshine days in October:
14 days - Average sunshine days in November:
14.8 days - Average sunshine days in December:
13 days
The month with the most sunshine days is September (15.5 days).
The month with the least sunshine days is June (10.1 days).
Average UV index
Châteauguay, Canada
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, November and December (UV index 1).
Average cloud cover
Châteauguay, Canada
The month with the most cloud cover is February (Cloud cover 68).
The month with the least cloud cover is July (Cloud cover 32).
Average visibility
Châteauguay, Canada
The months with the highest visibility are April, May, June, July, August, September, October and November (9km).
The month with the lowest visibility is January (7km).
