If you plan to visit Beihai in September, the weather is typically alright, with an average high temperature of +84°F during the day and approximately 2 sunny days. Expect some rainy, though, as there are typically 22 rainy days in the month and around 276 mm of precipitation. The weather is changeable so you may have to pack for every eventuality. Search flightsin one click on Avionero.
Average weather
☀️
+84°F
Avg. max. temperature
+68°F
Min.
+91°F
Max.
276 mm
Total precipitation
81%
Avg. humidity
3 m/s
Avg. wind
2 ☀️
Sunny Days
4 ⛅️
Cloudy
22 🌦
Rainy
Our opinion: Beihai has OK weather in September.
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Average temperature in Beihai in September
Here are the expected maximum, average and minimum temperatures in Beihai for September based on the historical data.
Last Year
Historical Data
Going from a maximum of +88°F during the day to a minimum of +77°F during the night, the temperature in September averages around +84°F.
The average maximum temperature goes down 17% by the end of the month, compared with the beginning of the month, from +88°F to +86°F.
Is Beihai warm or cold in September?
Beihai is typically warm in September.
Maximum temperatures go down compared to the previous month from +86°F to +84°F. The minimum temperature also goes down from +81°F to +79°F.
It’s generally warm, but pack a long-sleeve shirt for evenings.
September is one of the warmest months in Beihai, here is the comparison with other months:
Climate in Beihai in September
Beihai weather looks like this, on average, in September and the surrounding months.
August
September
October
Avg. temperature
+86°F
+84°F
+81°F
Min. temperature
+75°F
+68°F
+59°F
Max. temperature
+91°F
+91°F
+90°F
Rainfall
437 mm
276 mm
114 mm
Wind
3 m/s
3 m/s
4 m/s
Humidity
84%
81%
77%
Air pressure
1003 HPa
1007 HPa
1012 HPa
Sunny days
1
2
8
Cloudy days
2
4
8
Rainy days
27
22
15
Snowy days
0
0
0
September weather is still as ok as in August.It’s getting colder in September. From +86°F in the day, the average maximum temperature lowers to +84°F.As September arrives, the amount of rainfall goes down. On average, the rainfall volume decreases from 437 mm to 276 mm.It feels drier, as humidity decreases from 84% to 81%.The average wind speed doesn’t change much during September, staying around 3 m/s.The good news is there are likely to be more sunny days in September, from 1 to 2.
October brings much the same weather, it remains ok.
Wind speed in Beihai in September based on historical data.
Last Year
Historical Data
The average wind speed is 4 m/s getting up to 9 m/s which is a medium breeze. You can feel it, especially getting out of the water.
The average wind speed in Beihai is gradually decreasing during September, going from 5 m/s to 1 m/s over the course of the month.
Rain
Amount of rainfall in mm during September in Beihai based on historical data.
Last Year
Historical Data
Typically, there is a 83% chance of rain on an average day in September, with total rainfall of approximately 453 mm. The maximum amount of rainfall per day is around 78 mm, which is considered heavy rain.September is a pretty wet month with over 25 rainy days, so don’t forget to pack an umbrella, raincoat, and a pair of wellies.
Here’s how September is compared with other months in the amount of precipitation, total mm:
Beihai wettest month is August, where a typical day has a 87% chance of precipitation and 437 mm of rainfall per day. December, on the other hand, is the driest month with a mere 29% chance of precipitation and 38 mm of rainfall per day.
How was the weather last September in Beihai?
This is the weather in Beihai in September 2024:
1 September
☁️
+87°F
2 September
🌧️
+84°F
3 September
🌧️
+82°F
4 September
☁️
+84°F
5 September
☁️
+87°F
6 September
☁️
+89°F
7 September
☁️
+88°F
8 September
🌧️
+83°F
9 September
🌧️
+83°F
10 September
🌧️
+83°F
11 September
🌧️
+82°F
12 September
🌧️
+83°F
13 September
🌧️
+83°F
14 September
🌧️
+83°F
15 September
🌧️
+83°F
16 September
🌧️
+83°F
17 September
🌧️
+83°F
18 September
🌧️
+84°F
19 September
🌧️
+84°F
20 September
☀️
+86°F
21 September
☀️
+86°F
22 September
☀️
+86°F
23 September
☀️
+85°F
24 September
☁️
+86°F
25 September
☁️
+86°F
26 September
🌧️
+82°F
27 September
🌧️
+85°F
28 September
☁️
+85°F
29 September
🌧️
+85°F
30 September
☁️
+86°F
In September 2024 Beihai had 4 sunny days, 9 cloudy days, and 17 rainy days. The average maximum temperature was +84°F, with an absolute maximum of +88°F and a minimum of +82°F. The average humidity was 85%, with a maximum of 95% and a minimum of 70%. The average wind speed was 4 m/s, with a maximum of 9 m/s and a minimum of 0 m/s.
Are you planning a trip in September?
Climate Change Over the Years
This is how Beihai climate has changed over the last 43 years.
The climate in Beihai in September has not changed that much over the last 43 years.
The average temperature was the lowest in 1984 (+75°F) and the highest in 2019 (+79°F). The driest year was 1989 with only 1483 mm of rainfall, and the wettest year was 1994 with 3217 mm.
FAQ
Frequently asked questions about the weather in Beihai in September:
Is September a good time to visit Beihai?
It’s always a good time to visit Beihai, but the weather is changeable in September, so plan a mix of indoor and outdoor activities and exploring, and pack for every eventuality.
Can you sunbathe in Beihai in September?
September is warm in Beihai. You may enjoy some beach or pool time in the day, but pack something a tad warmer for the evening.
Is Beihai rainy in September?
Beihai is often rainy in September. You may get a bit damp when outside, so pack an umbrella, and maybe even a raincoat.
Is it sunny in Beihai in September?
Usually, it’s not very sunny in Beihai in September, often it’s pretty cloudy. Pack for any eventuality; layering can help reduce the number of bulky items needed.
For this page, we’ve looked at the typical weather in Beihai, based on historical hourly weather data from January 1, 1979, to December 31, 2023.
For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.
