May weather forecast
East Porterville, CA

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Weather in May

May, the last month of the spring in East Porterville, is a moderately hot month, with temperature in the range of an average low of 54.1°F (12.3°C) and an average high of 79.2°F (26.2°C).

Temperature

As April transitions into May, a subtle temperature shift is observed, with average highs adjusting from an agreeable 71.4°F (21.9°C) to a moderately hot 79.2°F (26.2°C). East Porterville reports a steady low-temperature average of 54.1°F (12.3°C) throughout May, revealing a large deviation from the daytime high.

Humidity

In East Porterville, the average relative humidity in May is 44%.

Rainfall

In East Porterville, in May, during 3.5 rainfall days, 0.55" (14mm) of precipitation is typically accumulated. Throughout the year, in East Porterville, there are 52.3 rainfall days, and 9.37" (238mm) of precipitation is accumulated.

Snowfall

In East Porterville, snow does not fall in January, March through December.

Daylight

The average length of the day in May in East Porterville is 14h and 6min.
On the first day of May, sunrise is at 6:02 am and sunset at 7:43 pm. On the last day of the month, sunrise is at 5:40 am and sunset at 8:07 pm PDT.

Sunshine

In May, the average sunshine is 11.7h.

UV index

In East Porterville, the average daily maximum UV index in May is 6. A UV Index reading of 6 to 7 represents a high health risk from exposure to the Sun's UV radiation for ordinary individuals.
Note: During May, 6 as the daily maximum UV index converts into the following advice:
Embrace precautions and observe sun safety norms. Evasion of sunburn is a necessity. Try to minimize direct Sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Also note that objects like parasols or canopies might not provide complete sun protection. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly.
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Frequently asked questions

What is the temperature in May in East Porterville?

In May, the average high-temperature and low-temperature in East Porterville, California, are 79.2°F (26.2°C) and 54.1°F (12.3°C) respectively.

What is the average humidity in May in East Porterville?

In May, the average relative humidity in East Porterville, California, is 44%.

How many days does it rain in May in East Porterville?

In East Porterville, California, in May, during 3.5 rainfall days, 0.55" (14mm) of precipitation is typically accumulated.

When it does not snow in East Porterville?

In East Porterville, snow does not fall in January, March through December.

How many hours of daylight does East Porterville have in May?

In May, the average day length in East Porterville is 14h and 6min.

What time are sunrise and sunset in May in East Porterville?

In May, on the first day of the month, sunrise is at 6:02 am and sunset at 7:43 pm. On the last day of the month, in East Porterville, California, sunrise is at 5:40 am and sunset at 8:07 pm PDT.

How long on average sun shines in May in East Porterville?

In May, the average sunshine duration in East Porterville, California, is 11.7h.

What is the UV index reading in May in East Porterville?

In May, the average daily maximum UV index in East Porterville is 6. A UV Index of 6 to 7 symbolizes a high health threat from unsafe exposure to Sun's UV rays.
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
East Porterville, CA

Average temperature in May - East Porterville, CA
  • Average high temperature in May: 79.2°F

The warmest month (with the highest average high temperature) is July (97.7°F).
The month with the lowest average high temperature is December (57.6°F).

  • Average low temperature in May: 54.1°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 (40.3°F).

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Average pressure in May
East Porterville, CA

Average pressure in May - East Porterville, CA
  • Average pressure in May: 29.92"Hg

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).

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Average wind speed in May
East Porterville, CA

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

The windiest month (with the highest average wind speed) is June (5.2mph).
The calmest month (with the lowest average wind speed) is December (3.6mph).

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Average humidity in May
East Porterville, CA

Average humidity in May - East Porterville, CA
  • Average humidity in May: 44%

The month with the highest relative humidity is January (64%).
The month with the lowest relative humidity is August (30%).

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Average rainfall in May
East Porterville, CA

Average rainfall in May - East Porterville, CA
  • Average rainfall in May: 0.55"

The wettest month (with the highest rainfall) is March (1.93").
The driest months (with the least rainfall) are June and August (0.04").

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Average rainfall days in May
East Porterville, CA

Average rainfall days in May - East Porterville, CA
  • Average rainfall days in May: 3.5 days

The month with the highest number of rainy days is March (9.3 days).
The month with the least rainy days is August (0.5 days).

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Average snowfall days in May
East Porterville, CA

Average snowfall days in May - East Porterville, CA
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is February (0.2 days).
The months with the least snowfall days are January, March, April, May, June, July, August, September, October, November and December (0 days).

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Average daylight in May /
Average sunshine in May
East Porterville, CA

Average daylight in May / Average sunshine in May - East Porterville, 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 48min).

  • Average sunshine in May: 11h and 4min

The months with the most sunshine are June and July (Average sunshine: 12h and 12min).
The month with the least sunshine is December (Average sunshine: 6h and 48min).

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Average sunshine days in May
East Porterville, CA

Average sunshine days in May - East Porterville, CA
  • Average sunshine days in May: 26.8 days

The month with the most sunshine days is August (28.8 days).
The month with the least sunshine days is February (20.3 days).

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Average UV index in May
East Porterville, CA

Average UV index in May - East Porterville, CA
  • Average UV index in May: 6

The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are January, November and December (UV index 3).

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Average cloud cover in May
East Porterville, CA

Average cloud cover in May - East Porterville, CA
  • Average cloud cover in May: 13

The month with the most cloud cover is March (Cloud cover 24).
The months with the least cloud cover are July and August (Cloud cover 4).

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Average visibility in May
East Porterville, CA

Average visibility in May - East Porterville, 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).

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East Porterville, California, USA

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