Average weather for Dartmouth in July
It's warm in July in Dartmouth with an average temperature of 29°C. Temperatures this month range from a low of 26°C to a high of 32°C. At night, you can expect temperatures between 17°C and 21°C.
Start of July
The month of July starts in Dartmouth with hot temps, averaging around 28°C during the day and nights around 18°C. You can expect regular precipitation, but there will also be some sunny days in the early part of the month.
With the temperature difference between day and night, it’s smart to wear layers.
Mid July
By mid-July, daytime temps rise to around 30°C, with nights around 20°C. During this part of the month, you might see regular precipitation, but there will also be some sunny days.
Since it cools down at night, it’s a good idea to wear layers.
End of July
By the end of July, the average daytime temperature in Dartmouth is around 29°C, while nighttime temps are about 19°C. A shower might pop up, but overall, the weather will be dry and sunny.
Because temperatures drop in the evening, wearing layers is recommended.
In July, there is an average of 160 mm of precipitation, spread over 7 days. The wind speed is around 4 Bft, mostly coming from the South.
Dartmouth in July |
New York | ||
---|---|---|---|
![]() |
29°C | 31°C | |
![]() |
32°C | 33°C | |
![]() |
26°C | -5°C | |
![]() |
160 mm | 160 mm | |
![]() |
7 days | 18 days |
UV index
The UV index is a maximum of 8 this month. That's a very high value on the intensity scale of 1 to 11. Unprotected skin can burn within 10-15 minutes.
Is July a good time to visit Dartmouth?
Looking for sun? July isn’t a good month to be in Dartmouth. The temperature is nice, but there’s too much chance of rain.
Temperature records
With 36°C in 2020, Dartmouth reached the highest temperature in July over the past 10 years. The lowest daytime temperature in this month was 17°C in 2021. The extreme nighttime temperatures ranged from a lowest recorded value of 10°C to a highest value of 26°C.
Check out the climate of Dartmouth for all months and discover the best travel time
Daily Temperature in July in Dartmouth
This chart shows the average daily high and low temperatures in July for Dartmouth, in degrees Celsius. The red line represents the highs, and the blue line shows the lows. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, provide the average temperatures for this month.
Daily Precipitation in July in Dartmouth
The chart below shows the average daily precipitation in July for Dartmouth, measured in millimeters over the past few years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are listed at the bottom of the chart.
A low average precipitation means that the chance of rain on that day is usually small, while a higher average suggests that it rained more often. But remember, it’s just an average, and every day can be different. Based on historical weather data for July, you can expect about 7 days of precipitation in Dartmouth.
Daily UV index in July in Dartmouth
This chart shows the average daily UV index in July in Dartmouth, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Temperature in July in Dartmouth over the years
This chart shows the average temperature in July in Dartmouth, measured in degrees Celsius, over the past few years.
Total precipitation in July in Dartmouth over the years
This chart shows the average precipitation in July in Dartmouth, measured in millimeters over the past years. Precipitation is always measured as water, whether it’s snow or hail.
Daily weather in July for Dartmouth
Click on any day in July to get detailed info about the usual weather on that day in Dartmouth. Check out the historical temperatures and precipitation over the past 10 years on this day.































Weather experiences in July in Dartmouth
Have you been to Dartmouth in July?
Share your weather experience in July in Dartmouth.
Average weather in Dartmouth by month
Click on a month below to see detailed weather info for Dartmouth. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
Or check out the climate of Dartmouth for all months at once