Windsor
Canada
Long-term weather forecast
Long-term weather forecast

April weather forecast and climate
Windsor, Canada

April is a cool spring month in Windsor, Canada, with average temperature fluctuating between 11.7°C (53.1°F) and 3.8°C (38.8°F).

Temperature

In Windsor, the average high-temperature in April rises, from a cold 5.4°C (41.7°F) in March, to a fresh 11.7°C (53.1°F). In Windsor, the average low-temperature is 3.8°C (38.8°F).

Humidity

In April, the average relative humidity is 74%.

Rainfall

In Windsor, during April, the rain falls for 16.2 days and regularly aggregates up to 67mm (2.64") of precipitation. Throughout the year, there are 152.1 rainfall days, and 595mm (23.43") of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, October through December. In April, in Windsor, it is snowing for 2.3 days. Throughout April, 25mm (0.98") of snow is accumulated. Throughout the year, there are 54.3 snowfall days, and 377mm (14.84") of snow is accumulated.

Sea temperature

In Windsor, Canada, the average seawater temperature in April is 4.3°C (39.7°F).
Note: For swimming, this is considered life-threatening and very dangerous. The water feels painfully cold, and hyperventilation quickly occurs. A specialized swimsuit is mandatory to reduce thermal damage.

Daylight

The average length of the day is 13.4h.

Sunshine

In Windsor, the average sunshine in April is 7.4h.

UV index

In Windsor, the average daily maximum UV index in April is 3. A UV Index estimate of 3 to 5 represents a moderate health risk from the exposure to the Sun's UV radiation for ordinary individuals.
Note: The daily maximum UV index of 3 interpret into the following advice:
Take precautions. Light skin individuals may get burned in less than 30 minutes. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.

What is the temperature in April in Windsor?

The average high-temperature, in April, in Windsor, is 11.7°C (53.1°F), while the average low-temperature is 3.8°C (38.8°F).

What is the average humidity in April in Windsor?

In April, the average relative humidity in Windsor is 74%.

How many days does it rain in April in Windsor?

In Windsor, Canada, in April, it is raining for 16.2 days, with typically 67mm (2.64") of accumulated precipitation.

How much does it snow in Windsor in April?

In Windsor, Canada, in April, snow falls for 2.3 days, with typically accumulated 25mm (0.98") of snow.

What is the sea temperature in April in Windsor?

In April, the average sea temperature is 4.3°C (39.7°F). For swimming, this is considered extremely cold, dangerous, and life-threatening. Unless suitably protected with insulated waterproof clothing, hypothermia quickly occurs.

What is the average length of the day in April in Windsor?

In April, the average length of the day is 13.4h.

How long on average sun shines in April in Windsor?

In Windsor, the average sunshine in April is 7.4h.

What is the UV index reading in April in Windsor?

In Windsor, Canada, the average daily maximum UV index in April is 3. A UV Index estimate of 3 to 5 represents a medium hazard to health from unprotected exposure to the UV radiation.
Average temperature in April - Windsor, Canada
  • Average high temperature in April: 11.7°C

The warmest month (with the highest average high temperature) is July (26.6°C).
The month with the lowest average high temperature is January (-1.5°C).

  • Average low temperature in April: 3.8°C

The month with the highest average low temperature is July (18.8°C).
The coldest month (with the lowest average low temperature) is January (-6.9°C).

Average humidity in April - Windsor, Canada
  • Average humidity in April: 74%

The month with the highest relative humidity is February (85%).
Months with the lowest relative humidity are July and August (73%).

Average rainfall in April - Windsor, Canada
  • Average rainfall in April: 67mm

The wettest month (with the highest rainfall) is May (73mm).
The driest month (with the lowest rainfall) is February (31mm).

Average rainfall days in April - Windsor, Canada
  • Average rainfall days in April: 16.2 days

The month with the highest number of rainy days is May (16.8 days).
The month with the lowest number of rainy days is January (7.1 days).

Average snowfall in April - Windsor, Canada
  • Average snowfall in April: 25mm

The month with the highest snowfall is January (109mm).
Months with the lowest snowfall are June, July, August and September (0mm).

Average snowfall days in April - Windsor, Canada
  • Average snowfall days in April: 2.3 days

The month with the highest number of snowfall days is January (14.5 days).
Months with the lowest number of snowfall days are June, July, August and September (0 days).

Average sea temperature in April - Windsor, Canada
  • Average sea temperature in April: 4.3°C

The best month for swimming (with the highest average sea temperature) is August (24.1°C).
The coldest month (with the lowest average sea temperature) is February (0.4°C).

Average daylight in April / Average sunshine in April - Windsor, Canada
  • Average daylight in April: 13.4h

The month with the longest days is June (Average daylight: 15.2h).
The month with shortest days is December (Average daylight: 9.1h).

  • Average sunshine in April: 7.4h

The month with most sunshine is July (Average sunshine: 10.6h).
The month with least sunshine is January (Average sunshine: 3.2h).

Average UV index in April - Windsor, Canada
  • Average UV index in April: 3

Months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 1).