September weather forecast
Hastings, Sierra Leone

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Weather in September

September witnesses a gradual transition towards the end of the rainy season, as the averages for various parameters start to decline. In comparison to August, a slight drop in rain is noted, as well as a decrease in humidity. The winds move slightly slower at an average speed of 9.5km/h (5.9mph), signaling a return to the gentle conditions of earlier in the year. September remains a warm month, with temperatures similar to previous months. Despite still experiencing some rain, Hastings is gradually becoming more suitable for outdoor exploration.

Temperature

The transition into September in Hastings is marked with an average high-temperature of a still warm 28.1°C (82.6°F), showing an insignificant shift from August's 27.3°C (81.1°F). Hastings maintains a consistent average nighttime low-temperature of 24.4°C (75.9°F) throughout September.

Heat index

The heat index in September is estimated at a tropical 33°C (91.4°F). Greater preventive actions are needed, heat exhaustion and heat cramps are likely. Persistent activity could provoke heatstroke.
Heat index specifics point out values are for conditions of shade and a slight breeze. Exposure to the sun directly might heighten the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'apparent temperature', is a single figure representing how weather conditions feel when combining temperature and humidity. The influence of weather is personal, differing among a variety of individuals based on differences in body mass, stature, and the level of physical activity. You should know that direct sun exposure can heighten weather effects, potentially elevating the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely vital to babies and toddlers. Children often miss understanding the importance of rest and rehydration. Thirst usually appears late during dehydration - therefore, maintaining hydration, particularly during long physical activities, is essential.

Humidity

In Hastings, the average relative humidity in September is 85%.

Rainfall

In September, in Hastings, the rain falls for 28.6 days. Throughout September, 220mm (8.66") of precipitation is accumulated. Throughout the year, there are 205.9 rainfall days, and 1507mm (59.33") of precipitation is accumulated.

Daylight

In Hastings, the average length of the day in September is 12h and 10min.
On the first day of September, sunrise is at 06:44 and sunset at 19:00. On the last day of the month, sunrise is at 06:40 and sunset at 18:43 GMT.

Sunshine

In Hastings, Sierra Leone, the average sunshine in September is 6.7h.

UV index

The months with the highest UV index are January through June, September through December, with an average maximum UV index of 7. A UV Index value of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for ordinary individuals.
Note: In September, the UV index of 7 transforms into the following advice:
Follow precautions and abide by sun safety rules. Deterrence of sunburn is imperative. Limit your exposure to the sun's UV radiation, which is strongest between 10 a.m. and 4 p.m., and note that parasols or canopies may not provide full sun protection. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear.

Frequently asked questions

How hot does it get in Hastings in September?

September temperatures vary between a high-temperature of 28.1°C (82.6°F) and a low-temperature of 24.4°C (75.9°F). The average heat index (a.k.a. 'real feel', 'feels like'), which factors the actual air temperature with the relative humidity, in September is estimated at 33°C (91.4°F).

What is the average humidity in September in Hastings?

In Hastings, Sierra Leone, the average relative humidity in September is 85%.

How many days does it rain in September in Hastings?

In Hastings, Sierra Leone, during September, the rain falls for 28.6 days and regularly aggregates up to 220mm (8.66") of precipitation.

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

In September, the average day length is 12h and 10min.

When is the sunrise / sunset in September in Hastings?

On the first day of September in Hastings, sunrise is at 06:44 and sunset at 19:00. On the last day of the month, sunrise is at 06:40 and sunset at 18:43 GMT.

How many hours of sunshine does Hastings have in September?

The average sunshine duration in September in Hastings is 6.7h.

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

January through June, September through December, with an average maximum UV index of 7, are months with the highest UV index in Hastings, Sierra Leone.

What is the UV index intensity in September in Hastings?

In September, the average daily maximum UV index is 7. A UV Index of 6 to 7 symbolizes a high hazard to health from exposure to the Sun's UV radiation.

Average temperature in September
Hastings, Sierra Leone

Average temperature in September - Hastings, Sierra Leone
  • Average high temperature in September: 28.1°C

The warmest month (with the highest average high temperature) is January (31.4°C).
The month with the lowest average high temperature is August (27.3°C).

  • Average low temperature in September: 24.4°C

The month with the highest average low temperature is May (26.2°C).
The coldest month (with the lowest average low temperature) is August (23.9°C).

Average pressure in September
Hastings, Sierra Leone

Average pressure in September - Hastings, Sierra Leone
  • Average pressure in September: 1012.8mbar

The month with the highest atmospheric pressure is July (1013.8mbar).
The months with the lowest atmospheric pressure are February and March (1010.4mbar).

Average wind speed in September
Hastings, Sierra Leone

Average wind speed in September - Hastings, Sierra Leone
  • Average wind speed in September: 9.5km/h

The windiest month (with the highest average wind speed) is August (12km/h).
The calmest month (with the lowest average wind speed) is November (6.8km/h).

Average humidity in September
Hastings, Sierra Leone

Average humidity in September - Hastings, Sierra Leone
  • Average humidity in September: 85%

The month with the highest relative humidity is August (86%).
The month with the lowest relative humidity is January (68%).

Average rainfall in September
Hastings, Sierra Leone

Average rainfall in September - Hastings, Sierra Leone
  • Average rainfall in September: 220mm

The wettest month (with the highest rainfall) is August (391mm).
The driest month (with the least rainfall) is February (1mm).

Average rainfall days in September
Hastings, Sierra Leone

Average rainfall days in September - Hastings, Sierra Leone
  • Average rainfall days in September: 28.6 days

The month with the highest number of rainy days is July (30.3 days).
The month with the least rainy days is February (0.8 days).

Average daylight in September /
Average sunshine in September
Hastings, Sierra Leone

Average daylight in September / Average sunshine in September - Hastings, Sierra Leone
  • Average daylight in September: 12h and 1min

The month with the longest days is June (Average daylight: 12h and 36min).
The month with the shortest days is December (Average daylight: 11h and 36min).

  • Average sunshine in September: 6h and 4min

The month with the most sunshine is February (Average sunshine: 9h and 54min).
The month with the least sunshine is August (Average sunshine: 4h and 48min).

Average sunshine days in September
Hastings, Sierra Leone

Average sunshine days in September - Hastings, Sierra Leone
  • Average sunshine days in September: 0.8 days

The month with the most sunshine days is January (29 days).
The month with the least sunshine days is August (0.5 days).

Average UV index in September
Hastings, Sierra Leone

Average UV index in September - Hastings, Sierra Leone
  • Average UV index in September: 7

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

Average cloud cover in September
Hastings, Sierra Leone

Average cloud cover in September - Hastings, Sierra Leone
  • Average cloud cover in September: 55

The month with the most cloud cover is August (Cloud cover 67).
The month with the least cloud cover is February (Cloud cover 11).

Average visibility in September
Hastings, Sierra Leone

Average visibility in September - Hastings, Sierra Leone
  • Average visibility in September: 9km

The months with the highest visibility are January, February, March, April, May, June, October, November and December (10km).
The months with the lowest visibility are July, August and September (9km).

Hastings, Sierra Leone

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