September weather forecast
Paia, HI

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Weather in September

September, the first month of the autumn in Paia, is still a warm month, with an average temperature ranging between max 79.5°F (26.4°C) and min 75.9°F (24.4°C).

Temperature

Paia's temperature records reveal September as the warmest month, marked by average highs of 79.5°F (26.4°C) and lows of 75.9°F (24.4°C).

Humidity

In Paia, Hawaii, the average relative humidity in September is 76%.

Rainfall

In Paia, in September, during 7.7 rainfall days, 0.39" (10mm) of precipitation is typically accumulated. Throughout the year, in Paia, there are 129.8 rainfall days, and 9.37" (238mm) of precipitation is accumulated.

Snowfall

September is the only month when snow falls. September has the most snowfall days of the year in Paia. Snow falls for 0.1 days.

Daylight

In September, the average length of the day in Paia, Hawaii, is 12h and 15min.
On the first day of the month, sunrise is at 6:09 am and sunset at 6:40 pm. On the last day of September, in Paia, sunrise is at 6:16 am and sunset at 6:13 pm HST.

Sunshine

In September, the average sunshine in Paia is 9.6h.

UV index

With an average maximum UV index of 7, September is the month with the highest UV index. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to UV radiation for the ordinary person.
Note: In September, a daily UV index of 7 turns into the following recommendations:
Deter overexposure. Protecting against the sun's effects is essential. Stay out of direct sunlight and seek shade between 10 a.m. and 4 p.m., when UV radiation is strongest, but remember that shade devices may not offer full sun protection. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays. Heads up! The UV radiation from the Sun can almost be doubled by snow reflection.
Updated: Feb 10, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the hottest time of year in Paia?

September is the warmest month of the year in Paia, Hawaii, registering average temperatures as high as 79.5°F (26.4°C) and as low as 75.9°F (24.4°C).

What is the average September temperature in Paia?

September temperatures in Paia, Hawaii, vary between a high-temperature of 79.5°F (26.4°C) and a low-temperature of 75.9°F (24.4°C).

What is the average humidity in September in Paia?

The average relative humidity in September in Paia, Hawaii, is 76%.

How much does it rain in Paia in September?

In Paia, Hawaii, in September, it is raining for 7.7 days, with typically 0.39" (10mm) of accumulated precipitation.

When does it snow the most in Paia?

September has the most snowfall days of the year in Paia, Hawaii. Snow falls for 0.1 days.

When does it start snowing in Paia?

September is the first month it typically snows. Throughout September, there are 0.1 snowfall days.

What is the average length of the day in September in Paia?

The average day length in September in Paia, Hawaii, is 12h and 15min.

When is the sunrise / sunset in September in Paia?

In September, on the first day of the month, sunrise is at 6:09 am and sunset at 6:40 pm. On the last day of the month, in Paia, Hawaii, sunrise is at 6:16 am and sunset at 6:13 pm HST.

How many hours of sunshine does Paia have in September?

In September, the average sunshine duration is 9.6h.

What is the month with the highest UV index in Paia?

With an average maximum UV index of 7, September is the month with the highest UV index in Paia, Hawaii.

How high is the UV index in September in Paia?

In September, the average daily maximum UV index is 7. A UV Index estimate of 6 to 7 represents a high hazard to health 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 September
Paia, HI

Average temperature in September - Paia, HI
  • Average high temperature in September: 79.5°F

The warmest month (with the highest average high temperature) is September (79.5°F).
The month with the lowest average high temperature is March (73.8°F).

  • Average low temperature in September: 75.9°F

The month with the highest average low temperature is September (75.9°F).
The coldest month (with the lowest average low temperature) is March (70.2°F).

Average pressure in September
Paia, HI

Average pressure in September - Paia, HI
  • Average pressure in September: 29.97"Hg

The month with the highest atmospheric pressure is April (30.06"Hg).
The months with the lowest atmospheric pressure are September and October (29.97"Hg).

Average wind speed in September
Paia, HI

Average wind speed in September - Paia, HI
  • Average wind speed in September: 12.2mph

The windiest month (with the highest average wind speed) is June (14mph).
The calmest month (with the lowest average wind speed) is January (10.6mph).

Average humidity in September
Paia, HI

Average humidity in September - Paia, HI
  • Average humidity in September: 76%

The months with the highest relative humidity are July and August (77%).
The months with the lowest relative humidity are January, February and March (75%).

Average rainfall in September
Paia, HI

Average rainfall in September - Paia, HI
  • Average rainfall in September: 0.39"

The wettest month (with the highest rainfall) is February (1.26").
The driest month (with the least rainfall) is June (0.28").

Average rainfall days in September
Paia, HI

Average rainfall days in September - Paia, HI
  • Average rainfall days in September: 7.7 days

The month with the highest number of rainy days is March (15.6 days).
The months with the least rainy days are June, August and September (7.7 days).

Average snowfall days in September
Paia, HI

Average snowfall days in September - Paia, HI
  • Average snowfall days in September: 0.1 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 September /
Average sunshine in September
Paia, HI

Average daylight in September / Average sunshine in September - Paia, HI
  • Average daylight in September: 12h and 2min

The month with the longest days is June (Average daylight: 13h and 24min).
The month with the shortest days is December (Average daylight: 10h and 54min).

  • Average sunshine in September: 9h and 4min

The month with the most sunshine is June (Average sunshine: 11h and 24min).
The month with the least sunshine is December (Average sunshine: 6h and 48min).

Average sunshine days in September
Paia, HI

Average sunshine days in September - Paia, HI
  • Average sunshine days in September: 16 days

The month with the most sunshine days is July (17.1 days).
The month with the least sunshine days is November (8.9 days).

Average UV index in September
Paia, HI

Average UV index in September - Paia, HI
  • Average UV index in September: 7

The month with the highest UV index is September (UV index 7).
The months with the lowest UV index are January, February, March, April, May, June, July, August, October, November and December (UV index 6).

Average cloud cover in September
Paia, HI

Average cloud cover in September - Paia, HI
  • Average cloud cover in September: 23

The month with the most cloud cover is March (Cloud cover 33).
The month with the least cloud cover is September (Cloud cover 23).

Average visibility in September
Paia, HI

Average visibility in September - Paia, HI
  • Average visibility in September: 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).

Paia, Hawaii, USA

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