World Resorts USA Westerly Weather

Westerly weather in July

Weather in Westerly: July

Average day temperature: 79.4°F
Average night temperature: 68.7°F
Sea water temperature: 68.6°F
Number of sunny days: 10 days
Day length: 14.4 - 15.1 hours
Number of rainy days: 3 days
Precipitation totals: 1.3 in.

Air temperature in July, °F

Show year:
2025
2024
2023

The highest day temperature during July of 2025 was 85°F. At the same time the lowest night temperature was 63°F. Daily and nightly averages during July were 76.8°F and 70.1°F.

Sea water temperature in Westerly in July, °F

Show year:
2025
2024
2023

The average sea water temperature in July of 2025 was 68.3°F. The highest and lowest sea temperatures during the month were 71.2°F and 64.6°F.

Sunny, partly cloudy and cloudy days

Number of sunny, partly cloudy and cloudy days in July is almost equal.

Precipitation total in July, in.

Precipitation total value in Westerly in July is 1.3 in. Other months of the year show relatively similar values.

Wind speed in July, mph

The average wind speed value in July is 7.1 mph It makes July lest windy month of the year.

Average sunny hours

This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in July is: 7.7.

Best time for vacation in Westerly

Sunniest months:
November 17 days
December 14 days
October 14 days
Warmest months:
July 79.4 °F
August 77.9 °F
June 72.5 °F
Warmest sea temp:
August 70.0 °F
July 68.6 °F
September 68.3 °F
Coldest months:
January 36.2 °F
February 37.2 °F
December 41.1 °F
Rainiest months:
October 4 days
November 3 days
July 3 days
Windiest months:
March 10.9 mph
April 10.5 mph
January 10.5 mph

Westerly on a weather map

Westerly
+37°F
SE 3 mph
Feels like: +34°F
Precip.: 0%
Places in USA:
Name
°F
+54°F
+72°F
+72°F
+88°F
+86°F
+75°F
+77°F
+68°F
+39°F
+81°F
+68°F
+73°F
+75°F
+75°F
+39°F
24 Hours Forecast
Westerly
Local time: 18:01
February 26, thursday
2100
32°F
S
6 mph
February 27, friday
0000
25°F
S
6 mph
0300
21°F
S
6 mph
0600
21°F
S
4 mph
0900
28°F
SE
2 mph
1200
34°F
NE
6 mph
1500
39°F
NE
7 mph
1800
39°F
NE
6 mph
Units of measurement: °C / °F