easeweather.com

Weather in Dartmouth for August 2025

Your guide to Dartmouth weather in August - trends and predictions
  • In general, the average temperature in Dartmouth at the beginning of August is 22.4 °C. As the month progressed, temperatures tended to moderately fall, reaching an average of 21.3 °C by the end of August.

  • Dartmouth experiences an exceptionally high level of rainfall in August, with more than 20 rainy days on average.

  • New! Chat with our AI weatherman - it’s amazing and free.
Average dry days
9
Dry days
Average rainy days
22
Rainy days
Average snowy days
0
Snow days
Average temperatures
22°/15°
Temperatures
Average wind speed
19 km/h
Avg max wind
Average humidity
84 %
Avg humidity

Dartmouth in August average weather

Move between months or click on a day
Select a date

You can click on date

Access Dartmouth weather forecasts with a simple click. Select any date for comprehensive insights on temperature, rainfall, and wind conditions.
Got it

Temperatures trend during August in Dartmouth

See the weather trend as well as the moving average line

August weather day by day

Click on a date for more information
Date Weather Temperatures Rain UV More
1 Aug. Heavy rain at times
Heavy rain at times
22° /16° 1.1 mm 5
2 Aug. Overcast
Overcast
24° /15° 0.2 mm 6
3 Aug. Partly cloudy
Partly cloudy
23° /15° 1.3 mm 6
4 Aug. Overcast
Overcast
22° /15° 1.6 mm 5
5 Aug. Moderate or heavy rain shower
Moderate or heavy rain shower
22° /16° 27 mm 5
6 Aug. Patchy rain possible
Patchy rain possible
22° /15° 1.9 mm 5
7 Aug. Patchy rain possible
Patchy rain possible
22° /14° 0.3 mm 5
8 Aug. Patchy rain possible
Patchy rain possible
21° /13° 0.2 mm 5
9 Aug. Moderate or heavy rain shower
Moderate or heavy rain shower
21° /16° 13.8 mm 5
10 Aug. Overcast
Overcast
23° /16° 1 mm 5
11 Aug. Moderate or heavy rain shower
Moderate or heavy rain shower
23° /16° 9.8 mm 6
12 Aug. Partly cloudy
Partly cloudy
24° /14° 0 mm 6
13 Aug. Heavy rain at times
Heavy rain at times
23° /14° 1.4 mm 6
14 Aug. Patchy rain possible
Patchy rain possible
22° /16° 2.8 mm 5
15 Aug. Moderate or heavy rain shower
Moderate or heavy rain shower
21° /15° 10.9 mm 5
16 Aug. Moderate rain at times
Moderate rain at times
21° /14° 1.7 mm 5
17 Aug. Overcast
Overcast
22° /14° 3.9 mm 6
18 Aug. Moderate or heavy rain shower
Moderate or heavy rain shower
21° /14° 19.8 mm 6
19 Aug. Moderate or heavy rain shower
Moderate or heavy rain shower
22° /16° 5.9 mm 5
20 Aug. Patchy rain possible
Patchy rain possible
21° /16° 1.7 mm 5
21 Aug. Patchy rain possible
Patchy rain possible
21° /15° 1.2 mm 5
22 Aug. Patchy rain possible
Patchy rain possible
22° /15° 5.2 mm 6
23 Aug. Sunny
Sunny
22° /12° 0 mm 6
24 Aug. Cloudy
Cloudy
23° /12° 0 mm 6
25 Aug. Mist
Mist
23° /13° 0.2 mm 6
26 Aug. Light rain shower
Light rain shower
21° /15° 13.2 mm 5
27 Aug. Light rain shower
Light rain shower
22° /14° 15.1 mm 6
28 Aug. Mist
Mist
22° /14° 1.6 mm 5
29 Aug. Fog
Fog
21° /12° 0.1 mm 5
30 Aug. Moderate or heavy rain shower
Moderate or heavy rain shower
20° /12° 25 mm 5
31 Aug. Overcast
Overcast
20° /11° 2.3 mm 6
Next
Important Notice
Our weather forecast for Dartmouth in August 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 Dartmouth forecast closer to your planned date for the most up-to-date weather information.

Dartmouth in August - FAQ

What are the expected maximum and minimum temperatures in Dartmouth during August?
During August, expect a variety of temperatures with highs around 22° and lows near 15°, suitable for diverse activities and preferences.
How much rainfall should be expected in Dartmouth during August?
Significant rainfall exceeding 303.1 mm is expected in Dartmouth during August, occurring over more than 22 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Dartmouth during August?
The average wind speed in Dartmouth during August is 19 km/h, suggesting breezy to windy conditions, depending on your activities.

August rainfall patterns in Dartmouth

Explore the daily rainfall trends and prepare for Dartmouths August weather 💧

UV exposure in Dartmouth during August

Stay informed about UV levels for safe outdoor activities throughout the month of August ☀️

Quick links

Location coordinates Where is Dartmouth?

Get accurate weather forecasts for Dartmouth, located at latitude 44.671 and longitude -63.577. Stay updated with localized weather information tailored for Dartmouth.

Found a mistake?
We appreciate your attention to details. Tell us here.