Historical weather forecast in Kapaau in September 2017

Weather rating: 1/4 - Unfavorable
Access the daily history of weather forecasts in Kapaau in September 2017, with the monthly averages and day-by-day details.
Long-term weather

Summary

Weather summary for the month of September 2017 in Kapaau

Find the main data from the archived weather forecasts in Kapaau for September 2017.

What was the weather like that month?

The archived weather forecasts in Kapaau in September 2017 predicted a mild month, with average highs of 19.8°C, lows of 14.6°C and an average temperature of 18.0°C. The forecasts predicted a very rainy month, with about 158.6 mm of accumulated rainfall. 27 days were forecast to have measurable precipitation. The most frequently reported type of weather at midday was Patchy light rain, accounting for about 33.3% of the days. On average, forecasts predicted about 14.6°C around 6 AM, 19.4°C around noon and 17.6°C around 6 PM. The hottest day reported reached 22.0°C on 16 of the month. The highest forecasted daily rainfall accumulation reached 14.8 mm on 9 of the month.

Max temp
19.8°C
Min temp
14.6°C
Avg. Temp
18.0°C
Rain
158.6 mm

Dominant weather conditions in September 2017

Compare the most frequently forecast weather conditions in Kapaau, Hawaii over the month of September 2017 for the 6:00, 12:00 and 18:00 slots.

From 1er to 30 September 2017
From 1er to 10 September 2017
From 11 to 20 September 2017
From 21 to 30 September 2017

Weather calendar in Kapaau in September 2017

Find the daily details of archived weather forecasts in Kapaau for September 2017, including temperatures, rain, wind and humidity.

DayDay WeatherWeather Max tempMax temp Min tempMin temp PrecipitationPrecipitation RatingWeather rating: WindWind HumidityHumidity HistoryHistory DetailsDetails
01 Sep.
Clear/Sunny
19.0°C 14.0°C 1.3 mm 3/4 10.0 km/h 85%
02 Sep.
Patchy light rain
20.0°C 13.0°C 4.1 mm 2/4 8.0 km/h 87%
03 Sep.
Partly Cloudy
21.0°C 13.0°C 1.9 mm 3/4 8.0 km/h 85%
04 Sep.
Patchy light drizzle
20.0°C 13.0°C 2.5 mm 2/4 4.0 km/h 83%
05 Sep.
Patchy light rain
19.0°C 14.0°C 5.4 mm 1/4 5.0 km/h 88%
06 Sep.
Patchy light rain
18.0°C 13.0°C 7.9 mm 0/4 10.0 km/h 91%
07 Sep.
Light rain
20.0°C 14.0°C 7.0 mm 1/4 11.0 km/h 83%
08 Sep.
Patchy light rain
20.0°C 14.0°C 10.2 mm 0/4 11.0 km/h 89%
09 Sep.
Moderate rain at times
16.0°C 14.0°C 14.8 mm 0/4 10.0 km/h 91%
10 Sep.
Moderate rain at times
20.0°C 14.0°C 14.0 mm 0/4 6.0 km/h 91%
11 Sep.
Patchy light rain
17.0°C 14.0°C 8.5 mm 0/4 5.0 km/h 91%
12 Sep.
Patchy light rain
20.0°C 14.0°C 5.8 mm 1/4 4.0 km/h 87%
13 Sep.
Patchy light rain
20.0°C 15.0°C 7.9 mm 0/4 5.0 km/h 91%
14 Sep.
Patchy rain nearby
18.0°C 14.0°C 6.6 mm 1/4 10.0 km/h 85%
15 Sep.
Patchy rain nearby
19.0°C 14.0°C 1.3 mm 3/4 14.0 km/h 78%
16 Sep.
Patchy rain nearby
22.0°C 14.0°C 1.1 mm 2/4 17.0 km/h 83%
17 Sep.
Clear/Sunny
22.0°C 14.0°C 0.5 mm 4/4 19.0 km/h 79%
18 Sep.
Patchy light drizzle
21.0°C 14.0°C 0.9 mm 3/4 19.0 km/h 76%
19 Sep.
Patchy light rain
20.0°C 15.0°C 5.7 mm 1/4 13.0 km/h 86%
20 Sep.
Patchy rain nearby
20.0°C 17.0°C 7.8 mm 1/4 14.0 km/h 90%
21 Sep.
Patchy rain nearby
20.0°C 15.0°C 1.5 mm 2/4 17.0 km/h 86%
22 Sep.
Patchy light drizzle
20.0°C 13.0°C 3.4 mm 2/4 10.0 km/h 87%
23 Sep.
Clear/Sunny
20.0°C 16.0°C 2.4 mm 3/4 7.0 km/h 85%
24 Sep.
Patchy light rain
19.0°C 15.0°C 7.2 mm 1/4 6.0 km/h 88%
25 Sep.
Patchy rain nearby
19.0°C 14.0°C 5.3 mm 1/4 7.0 km/h 85%
26 Sep.
Patchy rain nearby
20.0°C 17.0°C 4.8 mm 1/4 9.0 km/h 88%
27 Sep.
Patchy light drizzle
21.0°C 19.0°C 2.0 mm 2/4 15.0 km/h 84%
28 Sep.
Clear/Sunny
22.0°C 18.0°C 0.2 mm 4/4 20.0 km/h 67%
29 Sep.
Patchy rain nearby
20.0°C 15.0°C 6.7 mm 1/4 12.0 km/h 87%
30 Sep.
Patchy light rain
20.0°C 15.0°C 9.9 mm 0/4 5.0 km/h 86%

Compare the weather for September 2017 in Kapaau with other months in the archives

Compare the main data from archived weather forecasts in Kapaau for September 2017 with one previous month and one following month among all available archives, to more easily spot differences in temperature, rain, wind and brightness.

Analyzed month
September 2017
Data type August 2017 September 2017 October 2017
Average temperature 18.6°C 18.0°C 18.8°C
Maximum temperature 20.9°C 19.8°C 19.8°C
Minimum temperature 14.4°C 14.6°C 17.3°C
Highest maximum temperature 23.0°C 22.0°C 21.0°C
Highest minimum temperature 16.0°C 19.0°C 19.0°C
Lowest minimum temperature 14.0°C 13.0°C 12.0°C
Wind speed 14 km/h 10 km/h 13 km/h
Wind temperature 13.9°C 14.4°C 17.1°C
Average precipitation per day 4.6 mm 5.3 mm 18.4 mm
Record rainfall in one day 36.8 mm 14.8 mm 221.1 mm
Total precipitation over the month 144.0 mm 158.6 mm 568.9 mm
Number of days with precipitation 19 27 23
Humidity 83% 85% 85%
Visibility 9.0 km 8.4 km 8.4 km
Cloud cover 26% 39% 35%
Heat index 23 20 20
Dew point 16.3°C 16.3°C 16.0°C
Pressure 1,017 hPa 1,016 hPa 1,015 hPa
Sunrise time 06:03:14 06:10:36 06:18:45
Sunset time 18:50:27 18:24:46 17:58:52
Day length 12:47 12:14 11:40

Average temperature

September 2017
18.0°C
August 2017
18.6°C
October 2017
18.8°C

Maximum temperature

September 2017
19.8°C
August 2017
20.9°C
October 2017
19.8°C

Minimum temperature

September 2017
14.6°C
August 2017
14.4°C
October 2017
17.3°C

Highest maximum temperature

September 2017
22.0°C
August 2017
23.0°C
October 2017
21.0°C

Highest minimum temperature

September 2017
19.0°C
August 2017
16.0°C
October 2017
19.0°C

Lowest minimum temperature

September 2017
13.0°C
August 2017
14.0°C
October 2017
12.0°C

Wind speed

September 2017
10 km/h
August 2017
14 km/h
October 2017
13 km/h

Wind temperature

September 2017
14.4°C
August 2017
13.9°C
October 2017
17.1°C

Average precipitation per day

September 2017
5.3 mm
August 2017
4.6 mm
October 2017
18.4 mm

Record rainfall in one day

September 2017
14.8 mm
August 2017
36.8 mm
October 2017
221.1 mm

Total precipitation over the month

September 2017
158.6 mm
August 2017
144.0 mm
October 2017
568.9 mm

Number of days with precipitation

September 2017
27
August 2017
19
October 2017
23

Humidity

September 2017
85%
August 2017
83%
October 2017
85%

Visibility

September 2017
8.4 km
August 2017
9.0 km
October 2017
8.4 km

Cloud cover

September 2017
39%
August 2017
26%
October 2017
35%

Heat index

September 2017
20
August 2017
23
October 2017
20

Dew point

September 2017
16.3°C
August 2017
16.3°C
October 2017
16.0°C

Pressure

September 2017
1,016 hPa
August 2017
1,017 hPa
October 2017
1,015 hPa

Sunrise time

September 2017
06:10:36
August 2017
06:03:14
October 2017
06:18:45

Sunset time

September 2017
18:24:46
August 2017
18:50:27
October 2017
17:58:52

Day length

September 2017
12:14
August 2017
12:47
October 2017
11:40

Nearby of Kapaau

Find on the map and in the list the towns closest to of Kapaau to view the archived weather forecast history for the same period.

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