May weather forecast
Westchester, FL

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Weather in May

May, the last month of the spring in Westchester, is also a moderately hot month, with temperature in the range of an average high of 84.7°F (29.3°C) and an average low of 75.9°F (24.4°C).

Temperature

May reports an average high-temperature of a still moderately hot 84.7°F (29.3°C), slightly varied from April's 82.4°F (28°C). Westchester's nighttime temperatures in May reveal a minimal variation from the daytime highs, averaging at a still moderately hot 75.9°F (24.4°C).

Heat index

Throughout May, the heat index is calculated to be a tropical 91.4°F (33°C). Preventive measures are required to mitigate the risk of heat cramps and heat exhaustion. Continuous activity may precipitate heatstroke.
The standards for the heat index are set for locations in shade and under light breezes. When exposed to the direct sun, the heat index may augment by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'real feel', is an estimation of the warmth sensation when considering humidity levels. Factors encompassing physical activity, clothing, and metabolic differences have a role in shaping the individual's impression of temperature. Consider the fact that direct sun exposure can influence how hot one feels, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially vital to children. Children commonly overlook the importance of rest and fluid replenishment. Thirst, being a delayed sign of dehydration, emphasizes the need to keep hydration up, especially during lengthy physical activities.

Humidity

In Westchester, the average relative humidity in May is 69%.

Rainfall

In May, the rain falls for 10.3 days. Throughout May, 1.18" (30mm) of precipitation is accumulated. In Westchester, during the entire year, the rain falls for 110.8 days and collects up to 8.19" (208mm) of precipitation.

Snowfall

January through August, October through December are months without snowfall.

Daylight

In Westchester, the average length of the day in May is 13h and 25min.
On the first day of May, sunrise is at 6:43 am and sunset at 7:52 pm. On the last day of the month, sunrise is at 6:29 am and sunset at 8:08 pm EDT.

Sunshine

In Westchester, the average sunshine in May is 10.7h.

UV index

The months with the highest UV index are May through September, with an average maximum UV index of 7. A UV Index value of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV rays for ordinary individuals.
Note: In May, a daily maximum UV index of 7 leads to the following instructions:
Eschew overexposure. Those with light skin may suffer burns in fewer than 20 minutes. UV radiation from the sun is at its strongest between 10 a.m. and 4 p.m. Try to limit direct exposure during these hours. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun.

Frequently asked questions

How hot is May?

The average high-temperature, in May, in Westchester, is 84.7°F (29.3°C), while the average low-temperature is 75.9°F (24.4°C). In May, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which combines air temperature and relative humidity, is calculated to be 91.4°F (33°C).

What is the average humidity in May?

The average relative humidity in May is 69%.

How much does it rain in May?

In May, the rain falls for 10.3 days. Throughout May, 1.18" (30mm) of precipitation is accumulated.

When it does not snow?

In Westchester, snow does not fall in January through August, October through December.

How many hours of daylight does Westchester have in May?

The average day length in May is 13h and 25min.

What time are sunrise and sunset in May?

In May, on the first day of the month, sunrise is at 6:43 am and sunset at 7:52 pm. On the last day of the month, in Westchester, sunrise is at 6:29 am and sunset at 8:08 pm EDT.

How long on average sun shines in May?

In May, the average sunshine duration in Westchester is 10.7h.

What are the months with the highest UV index?

The months with the highest UV index are May through September, with an average maximum UV index of 7.

What is the UV index reading in May?

In Westchester, the average daily maximum UV index in May is 7. A UV Index value of 6 to 7 symbolizes a high health risk from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Westchester, FL

Average temperature in May - Westchester, FL
  • Average high temperature in May: 84.7°F

The warmest month (with the highest average high temperature) is August (89.2°F).
The month with the lowest average high temperature is January (73.9°F).

  • Average low temperature in May: 75.9°F

The month with the highest average low temperature is August (81.7°F).
The coldest month (with the lowest average low temperature) is January (62.4°F).

Average pressure in May
Westchester, FL

Average pressure in May - Westchester, FL
  • Average pressure in May: 30.01"Hg

The month with the highest atmospheric pressure is January (30.11"Hg).
The months with the lowest atmospheric pressure are September and October (29.95"Hg).

Average wind speed in May
Westchester, FL

Average wind speed in May - Westchester, FL
  • Average wind speed in May: 9mph

The windiest month (with the highest average wind speed) is March (9.8mph).
The calmest month (with the lowest average wind speed) is July (6.8mph).

Average humidity in May
Westchester, FL

Average humidity in May - Westchester, FL
  • Average humidity in May: 69%

The month with the highest relative humidity is December (74%).
The month with the lowest relative humidity is March (67%).

Average rainfall in May
Westchester, FL

Average rainfall in May - Westchester, FL
  • Average rainfall in May: 1.18"

The wettest month (with the highest rainfall) is August (1.42").
The driest month (with the least rainfall) is January (0.24").

Average rainfall days in May
Westchester, FL

Average rainfall days in May - Westchester, FL
  • Average rainfall days in May: 10.3 days

The month with the highest number of rainy days is August (14.8 days).
The month with the least rainy days is December (4.7 days).

Average snowfall days in May
Westchester, FL

Average snowfall days in May - Westchester, FL
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is September (0.1 days).
The months with the least snowfall days are January, February, March, April, May, June, July, August, October, November and December (0 days).

Average daylight in May /
Average sunshine in May
Westchester, FL

Average daylight in May / Average sunshine in May - Westchester, FL
  • Average daylight in May: 13h and 2min

The month with the longest days is June (Average daylight: 13h and 42min).
The month with the shortest days is December (Average daylight: 10h and 36min).

  • Average sunshine in May: 10h and 4min

The month with the most sunshine is July (Average sunshine: 11h and 6min).
The month with the least sunshine is December (Average sunshine: 6h and 24min).

Average sunshine days in May
Westchester, FL

Average sunshine days in May - Westchester, FL
  • Average sunshine days in May: 18 days

The month with the most sunshine days is January (24.8 days).
The month with the least sunshine days is July (11.9 days).

Average UV index in May
Westchester, FL

Average UV index in May - Westchester, FL
  • Average UV index in May: 7

The months with the highest UV index are May, June, July, August and September (UV index 7).
The month with the lowest UV index is January (UV index 5).

Average cloud cover in May
Westchester, FL

Average cloud cover in May - Westchester, FL
  • Average cloud cover in May: 27

The month with the most cloud cover is October (Cloud cover 33).
The month with the least cloud cover is April (Cloud cover 25).

Average visibility in May
Westchester, FL

Average visibility in May - Westchester, FL
  • Average visibility in May: 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).

Westchester, Florida, USA

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