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Weather in Kirkland for September 2027

Your guide to Kirkland weather in September - trends and predictions

    Temperatures

  • In general, the average temperature in Kirkland at the beginning of September is 24.1 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 20.1 °C by the end of September.

    • Rain 🌧️

  • Kirkland experiences moderate rainfall in September, with an average of 7 rainy days and a total precipitation of 267.1 mm.

    • More

  • Is September a good time to visit Kirkland? check out the best time to travel to Kirkland page.

  • ✨ Is September a good time to visit Kirkland? – Ask the AI Weatherman

Average dry days
23
Dry days
Average rainy days
7
Rainy days
Average snowy days
0
Snow days
Average temperatures
22°/12°
Temperatures
Average wind speed
15 km/h
Avg max wind
Average humidity
74 %
Avg humidity

Kirkland Weather September

Move between months or click on a day
August
October
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Patchy rain possible
24°
2
Heavy rain
24°
3
Heavy rain
24°
4
Light rain
26°
5
Heavy rain
25°
6
Light rain
24°
7
Light rain
23°
8
Moderate rain
21°
9
Light rain
21°
10
Light rain shower
22°
11
Overcast
21°
12
Patchy rain possible
23°
13
Moderate rain
20°
14
Overcast
20°
15
Mist
23°
16
Overcast
24°
17
Partly cloudy
24°
18
Light rain shower
23°
19
Light rain
20°
20
Cloudy
20°
21
Overcast
19°
22
Mist
19°
23
Patchy rain possible
20°
24
Sunny
21°
25
Heavy rain
19°
26
Heavy rain
20°
27
Cloudy
20°
28
Cloudy
20°
29
Mist
21°
30
Mist
20°

Temperatures trend during September in Kirkland

See the weather trend as well as the moving average line

September weather in Kirkland day by day

Click on a date for more information
August October
Date Weather Temperatures Rain UV More
1 Sept. Patchy rain possible
Patchy rain possible
 24° /12° 1.8 mm 5
2 Sept. Heavy rain
Heavy rain
 24° /13° 76.5 mm 5
3 Sept. Heavy rain
Heavy rain
 24° /14° 40.5 mm 6
4 Sept. Light rain
Light rain
 26° /15° 8.8 mm 6.8
5 Sept. Heavy rain
Heavy rain
 25° /14° 31.9 mm 6
6 Sept. Light rain
Light rain
 24° /15° 5.7 mm 6
7 Sept. Light rain
Light rain
 23° /13° 5.9 mm 5
8 Sept. Moderate rain
Moderate rain
 21° /12° 11.4 mm 4
9 Sept. Light rain
Light rain
 21° /10° 5.3 mm 4
10 Sept. Light rain shower
Light rain shower
 22° /11° 1.8 mm 6
11 Sept. Overcast
Overcast
 21° /12° 0.8 mm 6
12 Sept. Patchy rain possible
Patchy rain possible
 23° /12° 1.2 mm 6
13 Sept. Moderate rain
Moderate rain
 20° /14° 5.6 mm 4
14 Sept. Overcast
Overcast
 20° /12° 0.3 mm 5
15 Sept. Mist
Mist
 23° /12° 0.1 mm 5
16 Sept. Overcast
Overcast
 24° /14° 0.1 mm 5
17 Sept. Partly cloudy
Partly cloudy
 24° /12° 0 mm 5
18 Sept. Light rain shower
Light rain shower
 23° /13° 0.4 mm 5.5
19 Sept. Light rain
Light rain
 20° /11° 2.8 mm 5
20 Sept. Cloudy
Cloudy
 20° /9° 0.2 mm 4
21 Sept. Overcast
Overcast
 19° /8° 0 mm 5
22 Sept. Mist
Mist
 19° /9° 0.5 mm 5
23 Sept. Patchy rain possible
Patchy rain possible
 20° /11° 1.4 mm 5
24 Sept. Sunny
Sunny
 21° /11° 0 mm 5
25 Sept. Heavy rain
Heavy rain
 19° /11° 32.6 mm 4
26 Sept. Heavy rain
Heavy rain
 20° /11° 31 mm 4
27 Sept. Cloudy
Cloudy
 20° /9° 0.2 mm 4
28 Sept. Cloudy
Cloudy
 20° /12° 0.4 mm 4
29 Sept. Mist
Mist
 21° /10° 0 mm 4.5
30 Sept. Mist
Mist
 20° /11° 0 mm 4
Next
Important Notice
Our weather forecast for Kirkland in September is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Kirkland forecast closer to your planned date for the most up-to-date weather information.
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Kirkland in September - FAQ

What are the expected maximum and minimum temperatures in Kirkland during September?
Enjoy moderate daytime temperatures of up to 22° and cooler nights around 12°. Ideal for a range of outdoor activities, from hiking to city tours.

How much rainfall should be expected in Kirkland during September?
Significant rainfall exceeding 267.1 mm is expected in Kirkland during September, occurring over more than 7 days. Preparing for wet conditions is recommended in your planning.

What are the typical wind conditions in Kirkland during September?
The average wind speed in Kirkland during September is 15 km/h, suggesting breezy to windy conditions, depending on your activities.

September rainfall patterns in Kirkland

Explore the daily rainfall trends and prepare for Kirklands September weather 💧
Typically, Kirkland has 7 rainy days in September with a total of 267.1 mm of rainfall.

UV exposure in Kirkland during September

Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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Location coordinates Where is Kirkland?

Get accurate weather forecasts for Kirkland, located at latitude 45.45 and longitude -73.866. Stay updated with localized weather information tailored for Kirkland.

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