Blaine Weather in September

During September, Blaine experiences pleasant daytime temperatures of 20°C (68°F) and cooler nights around 10°C (50°F). Expect quite a bit of rainfall. Around 65 mm (2.6 in) is typical.

Rainfall in Blaine in September

On average, there are about 14 days with rain during this month, averaging 65 mm (2.6 in). Expect a fairly normal spread of rainfall this month, with no particular pattern of very heavy or very persistent showers.

Temperature in Blaine in September

If you're visiting Blaine in September, expect excellent temperatures with highs of 20°C (68°F) and overnight lows of 10°C (50°F). The difference between afternoon and evening temperatures is usually noticeable. With overnight lows of 10°C (50°F), evenings can feel noticeably cooler than the daytime. An extra layer is a good idea, though the cool air makes for a good night's sleep.

Sunshine in Blaine in September

The city usually sees around 188 hours of sunlight, indicating a moderately sunny period.

If you're a fan of comfortable temperatures and drier conditions, September is a great time to visit.

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• January
• February
• March
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• May
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• October
• November
• December

For a detailed overview over the year and the best time to visit the United States of America, check out our Blaine's climate page.

Blaine Temperature in September

Min Temperature 10°C (50°F)  

Max Temperature 20°C (68°F)  

Chance of Rain 45%  

Precipitation 65 mm (2.6 in)  

Rainy days 14 days  

Sunshine 188 hours *  

Percentage Sunshine *  

* Data from: Bellingham, the United States of America (32 KM, 20 Miles).

What to Wear in Blaine in September

Pleasant temperatures in September mean you can pack light but flexibel pieces. Think cotton t-shirts, comfortable walking shorts, and one warmer layer for evenings. A light sweater or denim jacket works well. Rain gear is recommended, you can expect wet weather on multiple days. It won't hurt to bring your sunglasses along, as you'll see some sunny periods.

What To Do in Blaine in September

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

Swimming

6/10

Cycling

10/10

Walking

10/10

Barbeque

7/10

Camping

8/10

Outdoor sports

10/10

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 the United States of America, check out our Blaine's climate page.

More climate data for Blaine

Temperature Rainfall Sunshine

See the full Blaine climate overview or explore weather in the United States of America.