Historical weather forecast in Kapaau in September 2021
Weather rating: 3/4 - Favorable
Access the daily history of weather forecasts in Kapaau in September 2021, with the monthly averages and day-by-day details.
Weather summary for the month of September 2021 in Kapaau
Find the main data from the archived weather forecasts in Kapaau for September 2021.
What was the weather like that month?
The archived weather forecasts in Kapaau in September 2021 predicted a mild month, with average highs of 18.7°C, lows of 10.8°C and an average temperature of 15.6°C. The month was expected to be dry, with about 9.5 mm of accumulated rain. 3 days were forecast to have measurable precipitation. The most frequently reported type of weather at midday was Partly Cloudy, accounting for about 93.3% of the days. On average, forecasts predicted about 10.8°C around 6 AM, 18.6°C around noon and 15.5°C around 6 PM. The hottest day reported reached 21.0°C on 3 of the month. The highest forecasted daily rainfall accumulation reached 1.7 mm on 5 of the month.
Max temp
18.7°C
Min temp
10.8°C
Avg. Temp
15.6°C
Rain
9.5 mm
Dominant weather conditions in September 2021
Compare the most frequently forecast weather conditions in Kapaau, Hawaii over the month of September 2021 for the 6:00, 12:00 and 18:00 slots.
From 1er to 30 September 2021
6h
Main weather condition
Partly Cloudy
29 days (96.7%)
10.7°C
Other common conditions
Patchy rain nearby
13.0°C
1 days (3.3%)
12h
Main weather condition
Partly Cloudy
28 days (93.3%)
18.5°C
Other common conditions
Clear/Sunny
20.0°C
2 days (6.7%)
18h
Main weather condition
Partly Cloudy
13 days (43.3%)
15.8°C
Other common conditions
Patchy rain nearby
15.9°C
10 days (33.3%)
Light rain shower
14.8°C
6 days (20%)
Cloudy
13.0°C
1 days (3.3%)
From 1er to 10 September 2021
6h
Main weather condition
Partly Cloudy
10 days (100%)
10.9°C
12h
Main weather condition
Partly Cloudy
9 days (90%)
19.1°C
Other common conditions
Clear/Sunny
21.0°C
1 days (10%)
18h
Main weather condition
Patchy rain nearby
5 days (50%)
15.8°C
Other common conditions
Light rain shower
15.0°C
3 days (30%)
Partly Cloudy
17.0°C
2 days (20%)
From 11 to 20 September 2021
6h
Main weather condition
Partly Cloudy
10 days (100%)
10.8°C
12h
Main weather condition
Partly Cloudy
10 days (100%)
18.0°C
18h
Main weather condition
Partly Cloudy
4 days (40%)
16.0°C
Other common conditions
Light rain shower
14.7°C
3 days (30%)
Patchy rain nearby
15.5°C
2 days (20%)
Cloudy
13.0°C
1 days (10%)
From 21 to 30 September 2021
6h
Main weather condition
Partly Cloudy
9 days (90%)
10.4°C
Other common conditions
Patchy rain nearby
13.0°C
1 days (10%)
12h
Main weather condition
Partly Cloudy
9 days (90%)
18.3°C
Other common conditions
Clear/Sunny
19.0°C
1 days (10%)
18h
Main weather condition
Partly Cloudy
7 days (70%)
15.3°C
Other common conditions
Patchy rain nearby
16.3°C
3 days (30%)
Weather calendar in Kapaau in September 2021
Find the daily details of archived weather forecasts in Kapaau for September 2021, including temperatures, rain, wind and humidity.
| DayDay | WeatherWeather | Max tempMax temp | Min tempMin temp | PrecipitationPrecipitation | RatingWeather rating: | WindWind | HumidityHumidity | HistoryHistory | DetailsDetails |
|---|---|---|---|---|---|---|---|---|---|
| 01 Sep. |
Partly Cloudy |
18.0°C | 13.0°C | 0.2 mm | 4/4 | 13.0 km/h | 75% | ||
| 02 Sep. |
Partly Cloudy |
20.0°C | 11.0°C | 0.2 mm | 4/4 | 11.0 km/h | 73% | ||
| 03 Sep. |
Clear/Sunny |
21.0°C | 10.0°C | 0.0 mm | 4/4 | 12.0 km/h | 68% | ||
| 04 Sep. |
Partly Cloudy |
20.0°C | 10.0°C | 0.0 mm | 3/4 | 8.0 km/h | 87% | ||
| 05 Sep. |
Partly Cloudy |
19.0°C | 10.0°C | 1.7 mm | 2/4 | 6.0 km/h | 87% | ||
| 06 Sep. |
Partly Cloudy |
20.0°C | 11.0°C | 0.4 mm | 3/4 | 11.0 km/h | 74% | ||
| 07 Sep. |
Partly Cloudy |
20.0°C | 11.0°C | 0.1 mm | 3/4 | 12.0 km/h | 79% | ||
| 08 Sep. |
Partly Cloudy |
18.0°C | 11.0°C | 0.2 mm | 4/4 | 11.0 km/h | 65% | ||
| 09 Sep. |
Partly Cloudy |
19.0°C | 11.0°C | 0.4 mm | 3/4 | 11.0 km/h | 76% | ||
| 10 Sep. |
Partly Cloudy |
18.0°C | 11.0°C | 0.9 mm | 2/4 | 11.0 km/h | 87% | ||
| 11 Sep. |
Partly Cloudy |
18.0°C | 11.0°C | 0.4 mm | 3/4 | 9.0 km/h | 82% | ||
| 12 Sep. |
Partly Cloudy |
19.0°C | 10.0°C | 1.1 mm | 2/4 | 10.0 km/h | 91% | ||
| 13 Sep. |
Partly Cloudy |
15.0°C | 11.0°C | 0.2 mm | 3/4 | 9.0 km/h | 80% | ||
| 14 Sep. |
Partly Cloudy |
16.0°C | 11.0°C | 1.4 mm | 2/4 | 7.0 km/h | 82% | ||
| 15 Sep. |
Partly Cloudy |
18.0°C | 11.0°C | 0.4 mm | 3/4 | 5.0 km/h | 76% | ||
| 16 Sep. |
Partly Cloudy |
18.0°C | 11.0°C | 0.1 mm | 3/4 | 12.0 km/h | 81% | ||
| 17 Sep. |
Partly Cloudy |
20.0°C | 12.0°C | 0.0 mm | 4/4 | 10.0 km/h | 67% | ||
| 18 Sep. |
Partly Cloudy |
19.0°C | 11.0°C | 0.0 mm | 4/4 | 6.0 km/h | 71% | ||
| 19 Sep. |
Partly Cloudy |
19.0°C | 10.0°C | 0.2 mm | 4/4 | 12.0 km/h | 66% | ||
| 20 Sep. |
Partly Cloudy |
18.0°C | 10.0°C | 0.0 mm | 4/4 | 8.0 km/h | 57% | ||
| 21 Sep. |
Partly Cloudy |
17.0°C | 11.0°C | 0.3 mm | 3/4 | 9.0 km/h | 84% | ||
| 22 Sep. |
Partly Cloudy |
19.0°C | 11.0°C | 0.0 mm | 3/4 | 10.0 km/h | 77% | ||
| 23 Sep. |
Partly Cloudy |
17.0°C | 11.0°C | 0.0 mm | 4/4 | 8.0 km/h | 68% | ||
| 24 Sep. |
Clear/Sunny |
19.0°C | 10.0°C | 0.0 mm | 3/4 | 12.0 km/h | 79% | ||
| 25 Sep. |
Partly Cloudy |
18.0°C | 9.0°C | 0.0 mm | 4/4 | 14.0 km/h | 63% | ||
| 26 Sep. |
Partly Cloudy |
19.0°C | 13.0°C | 0.6 mm | 3/4 | 18.0 km/h | 88% | ||
| 27 Sep. |
Partly Cloudy |
19.0°C | 11.0°C | 0.1 mm | 3/4 | 12.0 km/h | 85% | ||
| 28 Sep. |
Partly Cloudy |
19.0°C | 10.0°C | 0.0 mm | 3/4 | 12.0 km/h | 80% | ||
| 29 Sep. |
Partly Cloudy |
20.0°C | 10.0°C | 0.2 mm | 4/4 | 5.0 km/h | 73% | ||
| 30 Sep. |
Partly Cloudy |
20.0°C | 11.0°C | 0.4 mm | 4/4 | 7.0 km/h | 67% |
Compare the weather for September 2021 in Kapaau with other months in the archives
Compare the main data from archived weather forecasts in Kapaau for September 2021 with one previous month and one following month among all available archives, to more easily spot differences in temperature, rain, wind and brightness.
| Data type | August 2021 | September 2021 | October 2021 | ||
|---|---|---|---|---|---|
| Average temperature | 16.2°C | 15.6°C | 15.6°C | ||
| Maximum temperature | 19.3°C | 18.7°C | 18.8°C | ||
| Minimum temperature | 11.4°C | 10.8°C | 10.3°C | ||
| Highest maximum temperature | 21.0°C | 21.0°C | 21.0°C | ||
| Highest minimum temperature | 14.0°C | 13.0°C | 12.0°C | ||
| Lowest minimum temperature | 10.0°C | 9.0°C | 9.0°C | ||
| Wind speed | 9 km/h | 10 km/h | 12 km/h | ||
| Wind temperature | 10.8°C | 10.2°C | 9.4°C | ||
| Average precipitation per day | 1.4 mm | 0.3 mm | 0.1 mm | ||
| Record rainfall in one day | 10.0 mm | 1.7 mm | 0.9 mm | ||
| Total precipitation over the month | 44.7 mm | 9.5 mm | 4.4 mm | ||
| Number of days with precipitation | 12 | 3 | 0 | ||
| Humidity | 71% | 76% | 72% | ||
| Visibility | 9.8 km | 9.9 km | 10.0 km | ||
| Cloud cover | 33% | 24% | 19% | ||
| Heat index | 20 | 19 | 19 | ||
| Dew point | 12.3°C | 12.4°C | 11.2°C | ||
| Pressure | 1,021 hPa | 1,021 hPa | 1,021 hPa | ||
| Sunrise time | 06:03:14 | 06:10:36 | 06:18:46 | ||
| Sunset time | 18:50:27 | 18:24:40 | 17:58:52 | ||
| Day length | 12:47 | 12:14 | 11:40 |
Average temperature
September 2021
15.6°C
August 2021
16.2°C
October 2021
15.6°C
Maximum temperature
September 2021
18.7°C
August 2021
19.3°C
October 2021
18.8°C
Minimum temperature
September 2021
10.8°C
August 2021
11.4°C
October 2021
10.3°C
Highest maximum temperature
September 2021
21.0°C
August 2021
21.0°C
October 2021
21.0°C
Highest minimum temperature
September 2021
13.0°C
August 2021
14.0°C
October 2021
12.0°C
Lowest minimum temperature
September 2021
9.0°C
August 2021
10.0°C
October 2021
9.0°C
Wind speed
September 2021
10 km/h
August 2021
9 km/h
October 2021
12 km/h
Wind temperature
September 2021
10.2°C
August 2021
10.8°C
October 2021
9.4°C
Average precipitation per day
September 2021
0.3 mm
August 2021
1.4 mm
October 2021
0.1 mm
Record rainfall in one day
September 2021
1.7 mm
August 2021
10.0 mm
October 2021
0.9 mm
Total precipitation over the month
September 2021
9.5 mm
August 2021
44.7 mm
October 2021
4.4 mm
Number of days with precipitation
September 2021
3
August 2021
12
October 2021
0
Humidity
September 2021
76%
August 2021
71%
October 2021
72%
Visibility
September 2021
9.9 km
August 2021
9.8 km
October 2021
10.0 km
Cloud cover
September 2021
24%
August 2021
33%
October 2021
19%
Heat index
September 2021
19
August 2021
20
October 2021
19
Dew point
September 2021
12.4°C
August 2021
12.3°C
October 2021
11.2°C
Pressure
September 2021
1,021 hPa
August 2021
1,021 hPa
October 2021
1,021 hPa
Sunrise time
September 2021
06:10:36
August 2021
06:03:14
October 2021
06:18:46
Sunset time
September 2021
18:24:40
August 2021
18:50:27
October 2021
17:58:52
Day length
September 2021
12:14
August 2021
12:47
October 2021
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.