May weather forecast
Visalia, CA

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Weather in May

May brings a distinct feeling of summer to Visalia with its warmer climate and longer days. The weather heats up, with top temperatures reaching up to a balmy 81.1°F (27.3°C). As the city welcomes the warmer days, it also rejoices in the dwindling rainfall. Outdoor enthusiasts can enjoy abundant sunshine, and clear skies graced by countless stars at night. This month offers a break from the high humidity levels of the previous months, with drier air that adds to the comfort.

Temperature

Visalia in May denotes a subtle temperature transition, adjusting from an average high of an agreeable 73°F (22.8°C) in April to a moderately hot 81.1°F (27.3°C). Visalia registers a significant drop in temperature in May, with average nighttime lows of 55.4°F (13°C).

Heat index

May's mean heat index is computed to be 80.6°F (27°C). Enduring exposure and unrelenting activity might cause a state of weariness, potentially leading to heat cramps.
Remember that heat index calculations are made for conditions in the shade with light wind. The heat index might be elevated by 15 Fahrenheit (8 Celsius) degrees due to direct sun exposure.
Note: The heat index, also known as 'apparent temperature' or 'feels like', is a measure that combines air temperature and relative humidity into a single value that indicates how hot the weather feels. Additional factors encompassing metabolic differences, the level of physical activity, and clothing can impact the individual's perception of temperature. When you're directly under the sun's rays, remember that the heat index may surge by 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Kids frequently fail to realize the necessity for resting and hydrating. Thirst is an advanced indication of dehydration - hence, maintaining hydration, especially during extended physical activities, becomes essential.

Humidity

The average relative humidity in May is 45%.

Rainfall

In Visalia, during May, the rain falls for 4.4 days and regularly aggregates up to 1.06" (27mm) of precipitation. Throughout the year, there are 62 rainfall days, and 12.17" (309mm) of precipitation is accumulated.

Snowfall

January, March through December are months without snowfall.

Daylight

In May, the average length of the day in Visalia is 14h and 7min.
On the first day of May, sunrise is at 6:02 am and sunset at 7:45 pm. On the last day of the month, sunrise is at 5:40 am and sunset at 8:09 pm PDT.

Sunshine

In May, the average sunshine is 11.6h.

UV index

In May, the average daily maximum UV index is 6. A UV Index value of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV radiation for ordinary individuals.
Note: The UV index of 6 in May translates into these instructions:
Apply measures and align with sun safety principles. Safeguarding against skin and eye injury is pivotal. 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. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation.

Frequently asked questions

What is the usual temperature for Visalia in May?

The high-temperature, in May, in Visalia, is 81.1°F (27.3°C), while the low-temperature averages to 55.4°F (13°C). The average heat index (a.k.a. 'felt air temperature', 'feels like'), which combines air temperature and relative humidity, in May is computed to be 80.6°F (27°C).

What is the average humidity in May?

The average relative humidity in May in Visalia is 45%.

How many days does it rain in May?

In Visalia, in May, during 4.4 rainfall days, 1.06" (27mm) of precipitation is typically accumulated.

When it does not snow?

January, March through December are months without snowfall.

What is the average length of the day in May?

In May, the average day length is 14h and 7min.

When are sunrise and sunset in May?

On the first day of May, sunrise is at 6:02 am and sunset at 7:45 pm. On the last day of the month, sunrise is at 5:40 am and sunset at 8:09 pm PDT.

How long on average sun shines in May?

In May, the average sunshine duration is 11.6h.

What is the UV index intensity in May?

In Visalia, the average daily maximum UV index in May is 6. A UV Index value of 6 to 7 symbolizes a high health threat 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
Visalia, CA

Average temperature in May - Visalia, CA
  • Average high temperature in May: 81.1°F

The warmest month (with the highest average high temperature) is July (100.6°F).
The month with the lowest average high temperature is December (56.7°F).

  • Average low temperature in May: 55.4°F

The month with the highest average low temperature is July (65.1°F).
The coldest month (with the lowest average low temperature) is December (41.5°F).

Average pressure in May
Visalia, CA

Average pressure in May - Visalia, CA
  • Average pressure in May: 29.93"Hg

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).

Average wind speed in May
Visalia, CA

Average wind speed in May - Visalia, CA
  • Average wind speed in May: 5.1mph

The windiest month (with the highest average wind speed) is June (5.4mph).
The calmest month (with the lowest average wind speed) is December (3.8mph).

Average humidity in May
Visalia, CA

Average humidity in May - Visalia, CA
  • Average humidity in May: 45%

The month with the highest relative humidity is January (67%).
The months with the lowest relative humidity are July and August (31%).

Average rainfall in May
Visalia, CA

Average rainfall in May - Visalia, CA
  • Average rainfall in May: 1.06"

The wettest month (with the highest rainfall) is March (2.32").
The driest month (with the least rainfall) is August (0.08").

Average rainfall days in May
Visalia, CA

Average rainfall days in May - Visalia, CA
  • Average rainfall days in May: 4.4 days

The month with the highest number of rainy days is March (10.8 days).
The month with the least rainy days is August (1 days).

Average snowfall days in May
Visalia, CA

Average snowfall days in May - Visalia, CA
  • Average snowfall days in May: 0 days

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

Average daylight in May /
Average sunshine in May
Visalia, CA

Average daylight in May / Average sunshine in May - Visalia, CA
  • Average daylight in May: 14h and 1min

The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).

  • Average sunshine in May: 11h and 4min

The month with the most sunshine is June (Average sunshine: 12h and 12min).
The month with the least sunshine is December (Average sunshine: 6h and 30min).

Average sunshine days in May
Visalia, CA

Average sunshine days in May - Visalia, CA
  • Average sunshine days in May: 25.8 days

The month with the most sunshine days is August (28.4 days).
The month with the least sunshine days is March (19.8 days).

Average UV index in May
Visalia, CA

Average UV index in May - Visalia, CA
  • Average UV index in May: 6

The month with the highest UV index is July (UV index 8).
The months with the lowest UV index are January, November and December (UV index 3).

Average cloud cover in May
Visalia, CA

Average cloud cover in May - Visalia, CA
  • Average cloud cover in May: 15

The month with the most cloud cover is March (Cloud cover 27).
The month with the least cloud cover is August (Cloud cover 4).

Average visibility in May
Visalia, CA

Average visibility in May - Visalia, CA
  • 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).

Visalia, California, USA

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