Monthly climate guide

Ajman weather in September

September in Ajman is typically very hot, with average daytime highs around 39°C (102°F) and night-time lows near 30°C (86°F). The month usually brings about 1 mm of rain (very dry) and is mostly sunny. Daytime highs are 2°C cooler than August and 4°C warmer than October.

What stands out in September

Skies are at their clearest this time of year.
Just 150 km apart, but Ajman runs about 2°C warmer than Abu Dhabi this month.
Nights stay warm, rarely below 30°C — air-conditioning helps.
Seasonally, September counts as early autumn in Ajman.

Avg high

39°C

102°F

Avg low

30°C

86°F

Rainfall

1 mm

very dry

Humidity

50%

relative

Sky

28%

cloud · mostly sunny

Live Ajman forecast Where else to go in September

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Ajman weather by month

Low → high °C Rain (mm)

Show the monthly averages as a table

Average monthly climate in Ajman
Month	Avg high	Avg low	Rain	Humidity	Cloud cover
January	24°C / 75°F	18°C / 64°F	24 mm	61%	46%
February	25°C / 77°F	18°C / 64°F	13 mm	59%	46%
March	28°C / 82°F	20°C / 68°F	21 mm	58%	48%
April	32°C / 90°F	24°C / 74°F	9 mm	52%	52%
May	37°C / 98°F	27°C / 80°F	2 mm	51%	34%
June	40°C / 104°F	30°C / 85°F	1 mm	51%	31%
July	41°C / 106°F	32°C / 89°F	0 mm	49%	45%
August	41°C / 105°F	32°C / 89°F	1 mm	48%	43%
September	39°C / 102°F	30°C / 86°F	1 mm	50%	28%
October	35°C / 96°F	27°C / 81°F	3 mm	53%	25%
November	30°C / 86°F	23°C / 74°F	12 mm	54%	38%
December	26°C / 79°F	20°C / 67°F	10 mm	58%	40%

What to pack for September

Light, breathable clothing (cotton or linen)
A sun hat and high-SPF sunscreen
A refillable water bottle
Sunglasses

Full season-by-season packing guide →

Is September a good time to visit Ajman?

Compare the months in the chart above to find your ideal window.

Best time to visit Ajman →

Other United Arab Emirates cities in September

Dubai

38° / 31°C · 1 mm

Abu Dhabi

38° / 31°C · 1 mm

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Ajman weather in September. WeatherCompare, 2026 (NASA POWER / ERA5, 2011–2020 monthly averages). https://weathercompare.eu/weather/uae/ajman/september

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Ajman in September: quick answers

Is September a good time to visit Ajman?

It can be, if you like heat: September highs in Ajman are around 39°C. Good for the beach; plan sightseeing for early morning and evening.

How warm is Ajman in September?

Average highs are about 39°C (102°F) and average lows about 30°C (86°F), based on 10 years of daily data.

Does it rain a lot in Ajman in September?

Ajman typically gets around 1 mm of rain in September — very dry.

Figures are long-term averages for the area around Ajman (NASA POWER / ERA5, 2011–2020), not a forecast for a specific year. For upcoming days, see the live multi-source forecast.