July weather forecast
Astoria, OR

Today
Tomorrow
Long-term
YearJFMAMJJulyASOND
°Celsius°Fahrenheit
Share
Contents
A scenic seaside shot of the city of Astoria in Oregon, with a view of the iconic Astoria Megler bridge crossing over the Columbia river
A scenic seaside shot of the city of Astoria in Oregon, with a view of the iconic Astoria Megler bridge crossing over the Columbia river

Weather in July

July signifies the zenith of the summer season in Astoria, characterized by longer daylight hours and elevated temperatures. As per the data, July's temperatures oscillate between a high of 66.6°F (19.2°C) and a low of 52.3°F (11.3°C), providing warm, sunny days and comfortably cool evenings. Subsequent to July, Astoria's warmest, the city will experience a slight decrease in temperatures and daylight hours, while still maintaining a sunny disposition heading into August.

Temperature

The transition into July notes an average high-temperature of a still refreshing 66.6°F (19.2°C), revealing a mild distinction from the 61.9°F (16.6°C) in June. In Astoria, an average temperature of 52.3°F (11.3°C) is noted during July nights.

Humidity

In July, the average relative humidity is 82%.

Rainfall

The month with the least rainfall is July, when the rain falls for 8.1 days and typically collects 0.51" (13mm) of precipitation.

Snowfall

April through November are months without snowfall.

Ocean temperature

The month with the warmest seawater is July, with an average ocean temperature of 56.8°F (13.8°C).
Note: In 56.8°F (13.8°C), cold shock and rapid breathing can occur when swimming at temperatures below 50°F (10°C).

Daylight

In July, the average length of the day is 15h and 20min.
On the first day of the month, sunrise is at 5:28 am and sunset at 9:10 pm. On the last day of July, sunrise is at 5:57 am and sunset at 8:46 pm PDT.

Sunshine

In July, the average sunshine is 9.8h.

UV index

With an average maximum UV index of 5, July is the month with the highest UV index. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for average individuals.
Note: The UV index of 5 in July translates into these instructions:
Act with care - The need to guard against sun damage is communicated. When the Sun is at its strongest around midday, find shade and limit exposure. Employ a wide-brim hat for potent defense against up to 50% of UV rays.
Updated: Jun 4, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are July temperatures in Astoria?

July temperatures vary between a high-temperature of 66.6°F (19.2°C) and a low-temperature of 52.3°F (11.3°C).

What is the average humidity in July in Astoria?

In July, the average relative humidity is 82%.

What is the driest month?

The month with the least rainfall is July, when the rain falls for 8.1 days and typically collects 0.51" (13mm) of precipitation.

How much does it rain in July?

In July, the rain falls for 8.1 days. Throughout July, 0.51" (13mm) of precipitation is accumulated.

When it does not snow?

In Astoria, snow does not fall in April through November.

What month is the ocean warmest?

With an average ocean temperature of 56.8°F (13.8°C), July is the month with the warmest seawater.

How cold is the water in July?

In July, the average ocean temperature is 56.8°F (13.8°C). Swimming in 56.8°F (13.8°C) is considered life-threatening. Even a few minutes in 55.4°F (13°C) water is uncomfortable, and swimming below 50°F (10°C) may cause total loss of breathing control and cold shock, depending on a person's physique.

How many hours of daylight does Astoria have in July?

In Astoria, the average day length in July is 15h and 20min.

When are sunrise and sunset in July?

In July, on the first day of the month, sunrise is at 5:28 am and sunset at 9:10 pm. On the last day of the month, sunrise is at 5:57 am and sunset at 8:46 pm PDT.

How many hours of sunshine does Astoria have in July?

The average sunshine duration in July is 9.8h.

What is the month with the highest UV index?

With an average maximum UV index of 5, July is the month with the highest UV index.

How high is the UV index in July?

The average daily maximum UV index in July is 5. A UV Index of 3 to 5 symbolizes a medium hazard to health from unprotected exposure to UV radiation.
Today
Tomorrow
Long-term
YearJFMAMJJulyASOND
Jun
July
Aug
Average high temperature
61.9°F 16.6°C
66.6°F 19.2°C
67.6°F 19.8°C
Average low temperature
48.9°F 9.4°C
52.3°F 11.3°C
53.1°F 11.7°C
Average pressure
30.06" 764mmHg
30.07" 764mmHg
30.03" 763mmHg
Average wind speed
6.2mph 10km/h
5.9mph 9.5km/h
5.3mph 8.5km/h
Average max. wind speed
7mph 11.3km/h
6.7mph 10.8km/h
6.1mph 9.8km/h
Average wind speed gusts
9.2mph 14.8km/h
8.8mph 14.2km/h
8.3mph 13.4km/h
Average humidity
82%
82%
83%
Average rainfall
1.46" 37mm
0.51" 13mm
0.55" 14mm
Average rainfall days
13
8.1
7.2
Average snowfall
0" 0mm
0" 0mm
0" 0mm
Average snowfall days
0
0
0
Average sea temperature
55.9°F 13.3°C
56.9°F 13.8°C
56.3°F 13.5°C
Average daylight
15h 4min
15h 2min
14h 1min
Average sunshine
8h 5min
9h 5min
9h 5min
Average sunshine days
14.3
19.3
20.1
Average UV index
4
5
4
Average cloud cover
48%
37%
36%
Average visibility
6mi 9.7km
5mi 8km
5mi 8km

Average temperature in July
Astoria, OR

Average temperature in July - Astoria, OR
  • Average high temperature in July: 66.6°F

The warmest month (with the highest average high temperature) is August (67.6°F).
The month with the lowest average high temperature is December (45.1°F).

  • Average low temperature in July: 52.3°F

The month with the highest average low temperature is August (53.1°F).
The coldest month (with the lowest average low temperature) is December (38.5°F).

Average pressure in July
Astoria, OR

Average pressure in July - Astoria, OR
  • Average pressure in July: 30.07"Hg

The month with the highest atmospheric pressure is January (30.08"Hg).
The months with the lowest atmospheric pressure are March and September (30.02"Hg).

Average wind speed in July
Astoria, OR

Average wind speed in July - Astoria, OR
  • Average wind speed in July: 5.9mph

The windiest month (with the highest average wind speed) is January (9.1mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).

Average humidity in July
Astoria, OR

Average humidity in July - Astoria, OR
  • Average humidity in July: 82%

The months with the highest relative humidity are January, February, March, November and December (84%).
The month with the lowest relative humidity is May (81%).

Average rainfall in July
Astoria, OR

Average rainfall in July - Astoria, OR
  • Average rainfall in July: 0.51"

The wettest month (with the highest rainfall) is December (6.42").
The driest month (with the least rainfall) is July (0.51").

Average rainfall days in July
Astoria, OR

Average rainfall days in July - Astoria, OR
  • Average rainfall days in July: 8.1 days

The month with the highest number of rainy days is December (21.2 days).
The month with the least rainy days is August (7.2 days).

Average snowfall in July
Astoria, OR

Average snowfall in July - Astoria, OR
  • Average snowfall in July: 0"

The month with the highest snowfall is February (0.91").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").

Average snowfall days in July
Astoria, OR

Average snowfall days in July - Astoria, OR
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is February (1.4 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

Average sea temperature in July
Astoria, OR

Average sea temperature in July - Astoria, OR
  • Average sea temperature in July: 56.9°F

The best month for swimming (with the highest average sea temperature) is July (56.9°F).
The coldest month (with the lowest average sea temperature) is February (47.7°F).

Average daylight in July /
Average sunshine in July
Astoria, OR

Average daylight in July / Average sunshine in July - Astoria, OR
  • Average daylight in July: 15h and 2min

The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).

  • Average sunshine in July: 9h and 5min

The month with the most sunshine is August (Average sunshine: 9h and 54min).
The months with the least sunshine are January and February (Average sunshine: 3h and 48min).

Average sunshine days in July
Astoria, OR

Average sunshine days in July - Astoria, OR
  • Average sunshine days in July: 19.3 days

The month with the most sunshine days is August (20.1 days).
The month with the least sunshine days is February (7.5 days).

Average UV index in July
Astoria, OR

Average UV index in July - Astoria, OR
  • Average UV index in July: 5

The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in July
Astoria, OR

Average cloud cover in July - Astoria, OR
  • Average cloud cover in July: 37

The months with the most cloud cover are January and February (Cloud cover 60).
The month with the least cloud cover is August (Cloud cover 36).

Average visibility in July
Astoria, OR

Average visibility in July - Astoria, OR
  • Average visibility in July: 5mi

The months with the highest visibility are January, February, March, April, May, June, October, November and December (6mi).
The months with the lowest visibility are July, August and September (5mi).

Astoria, Oregon, USA

Weather forecast for today
Weather forecast for tomorrow
10 days weather forecast
Climate data
1January
2February
3March
4April
5May
6June
7July
8August
9September
10October
11November
12December

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location