TaipeiTaiwan · East Asia · September

September climate

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September in Taipei

Taiwan · East Asia

Very humid days average highs in the upper 80s, with warm nights in the upper 70s. September is within Taiwan’s main typhoon season.

Some tradeoffs

Daytime high

87°F

Lows around 78°F

Rain

Several rainy days

Sun

5 h/day

Air feel

Very humid

When to visit

Month-by-month fit

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Temperature

Hot by day, warm at night.

87°Ftypical September high

Typical range

Precipitation

Several rainy days, with mixed-length spells. About 13 wet days, more than in most months.

43%wet-day frequency

AmountWet-day chance

Sunshine

Cloudier spells limit sunshine.

5.1 hSeptember sunshine

Heat & humidity by month

Very humid air is a major factor this month.

50%September Heat feel

Easy airWarm airHumid airVery humid air

Hourly temperature pattern

In September, afternoons feel about 90° and nights feel near 84°.

ColdCoolComfortableWarmHotSwelteringNight hours

Clear sky

Partly cloudy skies this month.

43%September Clear sky

Clear skyCloud

Wind pattern

Calm winds are typical in September.

8 mphSeptember Light breeze

More detailIncludes daypart comfort

Typical September day

September late afternoons are around 85°F, easing to about 82°F in early evening.

Avg temp Typical range

Morning84°F

Feels 89°F

Rain27%

Cloud57%

Humid airVery high

Sun intensityModerate

Midday86°F

Feels 90°F

Rain38%

Cloud60%

Humid airVery high

Sun intensityStrong

Late afternoon85°F

Feels 89°F

Rain33%

Cloud60%

Humid airVery high

Sun intensityLow

Early evening82°F

Feels 87°F

Rain21%

Cloud56%

Humid airVery high

Sun intensityMinimal

Best window

Data table

View month-by-month numbers

Month	High°F	Low°F	Rainin	Wet days	Sunh	Humidity%
Jan	66	58	2.6	12	2.5	77
Feb	67	59	3.1	11	2.8	79
Mar	71	63	3.8	13	3.1	77
Apr	78	69	4.1	12	3.2	77
May	83	75	5.5	13	3.7	77
Jun	88	79	5.5	13	3.8	77
Jul	91	81	6.3	12	5.7	75
Aug	89	80	8.5	16	5.9	78
Sep	87	78	7.2	13	5.1	77
Oct	81	74	4.8	10	3.7	76
Nov	76	69	2.8	10	3.1	77
Dec	69	61	2.7	11	2.5	77

Similar climates

Want a side-by-side climate view? Compare Taipei with Hanoi.

Climate data notePlanning guidance, not a forecast

Typical monthly values are based on long-term climate records. Useful for planning, not a forecast. Check the weather before you travel.

Sunshine: source type is not yet identified at metric level.

Local microclimates can vary by beach, neighborhood, trail, or elevation.

Last updated: Jun 1, 2026

Data & methodology

Month

High°F

Low°F

Rainin

Wet days

Sunh

Humidity%

Jan

2.6

2.5

Feb

3.1

2.8

Mar

3.8

3.1

Apr

4.1

3.2

May

5.5

3.7

Jun

5.5

3.8

Jul

6.3

5.7

Aug

8.5

5.9

Sep

7.2

5.1

Oct

4.8

3.7

Nov

2.8

3.1

Dec

2.7

2.5

Month	High°F	Low°F	Rainin	Wet days	Sunh	Humidity%
Jan	66	58	2.6	12	2.5	77
Feb	67	59	3.1	11	2.8	79
Mar	71	63	3.8	13	3.1	77
Apr	78	69	4.1	12	3.2	77
May	83	75	5.5	13	3.7	77
Jun	88	79	5.5	13	3.8	77
Jul	91	81	6.3	12	5.7	75
Aug	89	80	8.5	16	5.9	78
Sep	87	78	7.2	13	5.1	77
Oct	81	74	4.8	10	3.7	76
Nov	76	69	2.8	10	3.1	77
Dec	69	61	2.7	11	2.5	77

Month	High°F	Low°F	Rainin	Wet days	Sunh	Humidity%
Jan	66	58	2.6	12	2.5	77
Feb	67	59	3.1	11	2.8	79
Mar	71	63	3.8	13	3.1	77
Apr	78	69	4.1	12	3.2	77
May	83	75	5.5	13	3.7	77
Jun	88	79	5.5	13	3.8	77
Jul	91	81	6.3	12	5.7	75
Aug	89	80	8.5	16	5.9	78
Sep	87	78	7.2	13	5.1	77
Oct	81	74	4.8	10	3.7	76
Nov	76	69	2.8	10	3.1	77
Dec	69	61	2.7	11	2.5	77

Month	High°F	Low°F	Rainin	Wet days	Sunh	Humidity%
Jan	66	58	2.6	12	2.5	77
Feb	67	59	3.1	11	2.8	79
Mar	71	63	3.8	13	3.1	77
Apr	78	69	4.1	12	3.2	77
May	83	75	5.5	13	3.7	77
Jun	88	79	5.5	13	3.8	77
Jul	91	81	6.3	12	5.7	75
Aug	89	80	8.5	16	5.9	78
Sep	87	78	7.2	13	5.1	77
Oct	81	74	4.8	10	3.7	76
Nov	76	69	2.8	10	3.1	77
Dec	69	61	2.7	11	2.5	77

Month	High°F	Low°F	Rainin	Wet days	Sunh	Humidity%
Jan	66	58	2.6	12	2.5	77
Feb	67	59	3.1	11	2.8	79
Mar	71	63	3.8	13	3.1	77
Apr	78	69	4.1	12	3.2	77
May	83	75	5.5	13	3.7	77
Jun	88	79	5.5	13	3.8	77
Jul	91	81	6.3	12	5.7	75
Aug	89	80	8.5	16	5.9	78
Sep	87	78	7.2	13	5.1	77
Oct	81	74	4.8	10	3.7	76
Nov	76	69	2.8	10	3.1	77
Dec	69	61	2.7	11	2.5	77

Month	High°F	Low°F	Rainin	Wet days	Sunh	Humidity%
Jan	66	58	2.6	12	2.5	77
Feb	67	59	3.1	11	2.8	79
Mar	71	63	3.8	13	3.1	77
Apr	78	69	4.1	12	3.2	77
May	83	75	5.5	13	3.7	77
Jun	88	79	5.5	13	3.8	77
Jul	91	81	6.3	12	5.7	75
Aug	89	80	8.5	16	5.9	78
Sep	87	78	7.2	13	5.1	77
Oct	81	74	4.8	10	3.7	76
Nov	76	69	2.8	10	3.1	77
Dec	69	61	2.7	11	2.5	77

Month	High°F	Low°F	Rainin	Wet days	Sunh	Humidity%
Jan	66	58	2.6	12	2.5	77
Feb	67	59	3.1	11	2.8	79
Mar	71	63	3.8	13	3.1	77
Apr	78	69	4.1	12	3.2	77
May	83	75	5.5	13	3.7	77
Jun	88	79	5.5	13	3.8	77
Jul	91	81	6.3	12	5.7	75
Aug	89	80	8.5	16	5.9	78
Sep	87	78	7.2	13	5.1	77
Oct	81	74	4.8	10	3.7	76
Nov	76	69	2.8	10	3.1	77
Dec	69	61	2.7	11	2.5	77