AsahikawaJapan · Asia · September

September climate

CityCulture

September in Asahikawa

Japan · Asia

Mild days with cool nights and some sun. Heavier storm-season rain is the main drawback.

Some tradeoffs

Daytime high

71°F

Lows around 55°F

Rain

Frequent rain

Sun

8 h/day

Air feel

Comfortable

When to visit

Month-by-month fit

Best

Switch month

Temperature

Pleasant by day, brisk at night.

71°Ftypical September high

Typical range

Precipitation

Rain is frequent. About 14 wet days, the lowest monthly average.

47%wet-day frequency

Precip amountWet-day chanceSnowfall

Sunshine

Cloudier spells limit sunshine.

8.2 hSeptember sunshine

Heat & humidity by month

ComfortableSeptember

Easy airWarm airHumid airVery humid air

Hourly temperature pattern

In September, afternoons feel about 69° and nights feel near 55°.

FrigidFreezingVery coldColdCoolComfortableWarmNight hours

Clear sky

Mostly cloudy skies this month.

33%September Clear sky

Clear skyCloud

Wind pattern

Calm winds are typical in September.

5 mphSeptember Calm

More detailIncludes daypart comfort

Typical September day

September late afternoons are around 69°F, easing to about 62°F in early evening.

Avg temp Typical range

Morning66°F

Rain27%

Cloud67%

Humid airLow

Sun intensityModerate

Midday70°F

Rain29%

Cloud69%

Humid airLow

Sun intensityModerate

Late afternoon69°F

Rain23%

Cloud66%

Humid airLow

Sun intensityLow

Early evening62°F

Rain18%

Cloud62%

Humid airLow

Sun intensityMinimal

Best window

Data table

View month-by-month numbers

Month	High°F	Low°F	Rainin	Wet days	Sunh	Humidity%
Jan	27	12	2.4	15	6.3	78
Feb	29	14	2.1	14	7.6	75
Mar	38	24	2.9	16	8.8	72
Apr	52	36	3.1	14	9.3	67
May	64	47	3.7	14	9.5	70
Jun	71	56	3.9	14	9.5	77
Jul	77	64	5.7	15	9.0	80
Aug	78	65	7.1	15	8.4	81
Sep	71	55	5.3	14	8.2	79
Oct	58	43	4.7	16	7.8	77
Nov	44	31	4.4	19	6.2	78
Dec	31	18	3.5	20	5.8	79

Similar climates

Want a side-by-side climate view? Compare Asahikawa with Abashiri.

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: Jul 31, 2026

Data & methodology

Month

High°F

Low°F

Rainin

Wet days

Sunh

Humidity%

Jan

2.4

6.3

Feb

2.1

7.6

Mar

2.9

8.8

Apr

3.1

9.3

May

3.7

9.5

Jun

3.9

9.5

Jul

5.7

9.0

Aug

7.1

8.4

Sep

5.3

8.2

Oct

4.7

7.8

Nov

4.4

6.2

Dec

3.5

5.8

Month	High°F	Low°F	Rainin	Wet days	Sunh	Humidity%
Jan	27	12	2.4	15	6.3	78
Feb	29	14	2.1	14	7.6	75
Mar	38	24	2.9	16	8.8	72
Apr	52	36	3.1	14	9.3	67
May	64	47	3.7	14	9.5	70
Jun	71	56	3.9	14	9.5	77
Jul	77	64	5.7	15	9.0	80
Aug	78	65	7.1	15	8.4	81
Sep	71	55	5.3	14	8.2	79
Oct	58	43	4.7	16	7.8	77
Nov	44	31	4.4	19	6.2	78
Dec	31	18	3.5	20	5.8	79

Month	High°F	Low°F	Rainin	Wet days	Sunh	Humidity%
Jan	27	12	2.4	15	6.3	78
Feb	29	14	2.1	14	7.6	75
Mar	38	24	2.9	16	8.8	72
Apr	52	36	3.1	14	9.3	67
May	64	47	3.7	14	9.5	70
Jun	71	56	3.9	14	9.5	77
Jul	77	64	5.7	15	9.0	80
Aug	78	65	7.1	15	8.4	81
Sep	71	55	5.3	14	8.2	79
Oct	58	43	4.7	16	7.8	77
Nov	44	31	4.4	19	6.2	78
Dec	31	18	3.5	20	5.8	79

Month	High°F	Low°F	Rainin	Wet days	Sunh	Humidity%
Jan	27	12	2.4	15	6.3	78
Feb	29	14	2.1	14	7.6	75
Mar	38	24	2.9	16	8.8	72
Apr	52	36	3.1	14	9.3	67
May	64	47	3.7	14	9.5	70
Jun	71	56	3.9	14	9.5	77
Jul	77	64	5.7	15	9.0	80
Aug	78	65	7.1	15	8.4	81
Sep	71	55	5.3	14	8.2	79
Oct	58	43	4.7	16	7.8	77
Nov	44	31	4.4	19	6.2	78
Dec	31	18	3.5	20	5.8	79

Month	High°F	Low°F	Rainin	Wet days	Sunh	Humidity%
Jan	27	12	2.4	15	6.3	78
Feb	29	14	2.1	14	7.6	75
Mar	38	24	2.9	16	8.8	72
Apr	52	36	3.1	14	9.3	67
May	64	47	3.7	14	9.5	70
Jun	71	56	3.9	14	9.5	77
Jul	77	64	5.7	15	9.0	80
Aug	78	65	7.1	15	8.4	81
Sep	71	55	5.3	14	8.2	79
Oct	58	43	4.7	16	7.8	77
Nov	44	31	4.4	19	6.2	78
Dec	31	18	3.5	20	5.8	79

Month	High°F	Low°F	Rainin	Wet days	Sunh	Humidity%
Jan	27	12	2.4	15	6.3	78
Feb	29	14	2.1	14	7.6	75
Mar	38	24	2.9	16	8.8	72
Apr	52	36	3.1	14	9.3	67
May	64	47	3.7	14	9.5	70
Jun	71	56	3.9	14	9.5	77
Jul	77	64	5.7	15	9.0	80
Aug	78	65	7.1	15	8.4	81
Sep	71	55	5.3	14	8.2	79
Oct	58	43	4.7	16	7.8	77
Nov	44	31	4.4	19	6.2	78
Dec	31	18	3.5	20	5.8	79

Month	High°F	Low°F	Rainin	Wet days	Sunh	Humidity%
Jan	27	12	2.4	15	6.3	78
Feb	29	14	2.1	14	7.6	75
Mar	38	24	2.9	16	8.8	72
Apr	52	36	3.1	14	9.3	67
May	64	47	3.7	14	9.5	70
Jun	71	56	3.9	14	9.5	77
Jul	77	64	5.7	15	9.0	80
Aug	78	65	7.1	15	8.4	81
Sep	71	55	5.3	14	8.2	79
Oct	58	43	4.7	16	7.8	77
Nov	44	31	4.4	19	6.2	78
Dec	31	18	3.5	20	5.8	79