Joniyah Weather in September

September in Joniyah sees daytime temperatures around 28°C (82°F) and lows of 20°C (68°F) at night. The perfect weather makes it a good time to visit.

Rainfall in Joniyah in September

You can expect rain on around a single day based on historical patterns, with 8.7 mm (0.3 in) average for the month. On the rare occasion it does rain, the shower can be quite heavy given the low total spread across a single day.

Temperature in Joniyah in September

Joniyah in September is worth a visit. The temperature is perfect, with 28°C (82°F) during the day and 20°C (68°F) at night. The days can feel warmer than the evenings, so packing for both parts of the day is a good idea. At 20°C (68°F) overnight, it can feel quite a bit cooler after dark. Worth packing something warmer for evenings, but the cooler temperatures are ideal for sleeping.

Sunshine in Joniyah in September

The days are predominantly sunny, with an estimated total of around 288 hours of sunshine. These sun-filled days are perfect for playing sports, visiting parks, or going for a bike ride.

Wind Speed in Joniyah in September

September sees wind speeds averaging 2 m/s (4 knots). You'll typically experience pleasant light breezes that move leaves slightly and feel refreshing. As an average, expect variation from very calm days to periods with more apparent air movement.

Average water temperature in September

The water temperature is 28°C (82°F), which most people find very comfortable. A good month for swimming and water sports.

If your ideal day consists of dry skies and pleasant temperatures, April, May, June, July, September, October and November typically offer the best circumstances for Joniyah.

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit Lebanon, check out our Joniyah's climate page.

Joniyah Temperature in September

Min Temperature 20°C (68°F)  

Max Temperature 28°C (82°F)  

Water Temperature 28°C (82°F) *  

Chance of Rain 3%  

Precipitation 8.7 mm (0.3 in)  

Rainy days a single day  

Humidity 65% *  

Windspeed 2 m/s (4 knots) *  

Sunshine 288 hours *  

Percentage Sunshine *  

* Data from: Beirut, Lebanon (21 KM, 13 Miles).

Daily Historical Temperatures

42-year average (1977-2025)

Based on our historical records, temperatures in Joniyah typically stay consistent throughout September, with daily highs averaging around 28°C (82°F). Nights are warm, with lows typically ranging from 22°C (72°F) to 24°C (75°F).

Average temperatures in September

‹ Select year to compare to 2026 2025 2024 2023 2022 2021 2020 2019 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 2008 2007 2006 2005 2004 2003 2002 2001 2000 1999 1998 1997 1996 1995 1994 1993 1992 1991 1989 1988 1987 1986 1985 1984 1983 1982 1981 1980 1979 1978 1977 1976 ›

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

‹ January February March April May June July August September October November December ›

Daily Historical Precipitation

42-year average (1977-2025)

Average daily rainfall for each day of the month based on long-term records.

Average precipitation in September

‹ Select year to compare to 2026 2025 2024 2023 2022 2021 2020 2019 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 2008 2007 2006 2005 2004 2003 2002 2001 2000 1999 1998 1997 1996 1995 1994 1993 1992 1991 1989 1988 1987 1986 1985 1984 1983 1982 1981 1980 1979 1978 1977 1976 ›

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

‹ January February March April May June July August September October November December ›

Historical weather for Joniyah in September

Browse day-by-day weather records for Joniyah spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.

Historical weather Temperatures Precipitation

‹ 2026 2025 2024 2023 2022 2021 2020 2019 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 2008 2007 2006 2005 2004 2003 2002 2001 2000 1999 1998 1997 1996 1995 1994 1993 1992 1991 1990 1989 1988 1987 1986 1985 1984 1983 1982 1981 1980 1979 1978 1977 ›

‹ January February March April May June July August September October November December ›

Joniyah historical weather extremes in September

The extremes listed below come from historical weather data collected in Joniyah from 1993 through 2025.

• On September 29, 1999, temperatures climbed to 37°C (99°F), marking the warmest September day on record.
• On September 28, 1997, Joniyah saw its coldest September day with temperatures maxing out at 25°C (77°F).
• The lowest overnight temperature recorded in September was 13°C (55°F) (September 21, 2003).

What to Wear in Joniyah in September

Warm temperatures in September make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. With minimal rainfall expected, you can leave the rain gear at home. The water temperature sits at about 28°C (82°F), making it perfect for swimming and water activities. Don't forget to pack your favorite swimwear and perhaps some snorkel gear. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.

What To Do in Joniyah in September

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming

10/10

Cycling

8/10

Walking

8/10

Barbeque

10/10

Camping

10/10

Outdoor sports

8/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit Lebanon, check out our Joniyah's climate page.

More climate data for Joniyah

Temperature Rainfall Sunshine Humidity Wind Speed Water Temp

See the full Joniyah climate overview or explore weather in Lebanon.