July weather forecast
Seaside, OR

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Large rocks in the water on the Seaside shores, Oregon, overlooking the breathtaking sunset view
Large rocks in the water on the Seaside shores, Oregon, overlooking the breathtaking sunset view

Weather in July

July in Seaside, Oregon, is a demonstration of the city's warmest weather, staging an average high temperature of 64.2°F (17.9°C). The advent of summer is made apparent by the cloudless azure skies, ensuing dry spells, and peak durations of daylight. This month breathes a vibe of languid ease into the environment, making it perfect for residents and tourists wanting to lounge by the beach. There is a considerable rise in UV index, necessitating protective measures during outdoor activities. Therefore, the weather in July deserving plays the role of a quintessential summer month.

Temperature

Seaside's average high-temperature in July is a still refreshing 64.2°F (17.9°C), indicating a subtle variation from June. Throughout July, Seaside witnesses a nighttime temperature average of 54.1°F (12.3°C).

Humidity

In July, the average relative humidity is 83%.

Rainfall

The months with the least rainfall in Seaside are July and August Rain falls for 7.3 days and accumulates 0.47" (12mm) of rain.

Snowfall

April through November are months without snowfall.

Ocean temperature

July is the month with the warmest seawater, with an average ocean temperature of 57.2°F (14°C).
Note: Dipping into 57.2°F (14°C) below 50°F (10°C) is possible with the right protection; absent that, anticipate cold shock and hampered breathing. Swimming momentarily at 55.4°F (13°C) can be jarring.

Daylight

The average length of the day in July in Seaside, Oregon, is 15h and 19min.
On the first day of July in Seaside, sunrise is at 5:29 am and sunset at 9:10 pm. On the last day of the month, sunrise is at 5:58 am and sunset at 8:46 pm PDT.

Sunshine

In Seaside, the average sunshine in July is 9.8h.

UV index

The months with the highest UV index in Seaside are May through September, with an average maximum UV index of 4. A UV Index estimate of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for average individuals.
Note: In July, a daily maximum UV index of 4 leads to the following instructions:
Take precautions - Protection against skin and eye damage is obliged. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized.
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Frequently asked questions

What are July temperatures in Seaside?

In July, in Seaside, the average high-temperature is 64.2°F (17.9°C), and the average low-temperature is 54.1°F (12.3°C).

What is the average humidity in July in Seaside?

The average relative humidity in July in Seaside, Oregon, is 83%.

What is the driest month in Seaside?

The months with the least rainfall in Seaside, Oregon, are July and August Rain falls for 7.3 days and accumulates 0.47" (12mm) of rain.

How much does it rain in Seaside in July?

In July, in Seaside, the rain falls for 7.3 days. Throughout July, 0.47" (12mm) of precipitation is accumulated.

When it does not snow in Seaside?

April through November are months without snowfall in Seaside.

What month is the ocean warmest in Seaside?

With an average ocean temperature of 57.2°F (14°C), July is the month with the warmest seawater.

What is the ocean temperature in July in Seaside?

In July, the average ocean temperature in Seaside, Oregon, is 57.2°F (14°C). At temperatures below 50°F (10°C), swimming in a suitably protected swimsuit is feasible; otherwise, cold shock and loss of breathing control are imminent. Even a short swim, without thermal protection, at temperatures around 55.4°F (13°C) is not comfortable.

What is the average length of the day in July in Seaside?

In July, the average day length is 15h and 19min.

What time are sunrise and sunset in July in Seaside?

On the first day of July in Seaside, sunrise is at 5:29 am and sunset at 9:10 pm. On the last day of the month, sunrise is at 5:58 am and sunset at 8:46 pm PDT.

How many hours of sunshine does Seaside have in July?

In Seaside, Oregon, the average sunshine duration in July is 9.8h.

What is the month with the highest UV index in Seaside?

The months with the highest UV index in Seaside, Oregon, are May through September, with an average maximum UV index of 4.

What is the UV index intensity in July in Seaside?

In July, the average daily maximum UV index in Seaside is 4. A UV Index reading of 3 to 5 represents a medium hazard to health from unprotected exposure to UV radiation.
Today
Tomorrow
Long-term
YearJFMAMJJulyASOND
Jun
July
Aug
Average high temperature
60.6°F 15.9°C
64.2°F 17.9°C
65.5°F 18.6°C
Average low temperature
50.9°F 10.5°C
54.1°F 12.3°C
55°F 12.8°C
Average pressure
30.06" 764mmHg
30.07" 764mmHg
30.03" 763mmHg
Average wind speed
7.3mph 11.7km/h
7mph 11.3km/h
6.3mph 10.1km/h
Average max. wind speed
7.9mph 12.7km/h
7.6mph 12.2km/h
7mph 11.3km/h
Average wind speed gusts
10.8mph 17.4km/h
10.6mph 17.1km/h
10.1mph 16.3km/h
Average humidity
82%
83%
84%
Average rainfall
1.5" 38mm
0.47" 12mm
0.47" 12mm
Average rainfall days
12.4
7.3
7.3
Average snowfall
0" 0mm
0" 0mm
0" 0mm
Average snowfall days
0
0
0
Average sea temperature
56°F 13.3°C
57.2°F 14°C
56.8°F 13.8°C
Average daylight
15h 4min
15h 2min
14h 1min
Average sunshine
8h 5min
9h 5min
10h 0min
Average sunshine days
14.4
20.2
21.2
Average UV index
4
4
4
Average cloud cover
47%
37%
35%
Average visibility
6mi 9.7km
6mi 9.7km
5mi 8km

Average temperature in July
Seaside, OR

Average temperature in July - Seaside, OR
  • Average high temperature in July: 64.2°F

The warmest month (with the highest average high temperature) is August (65.5°F).
The month with the lowest average high temperature is December (46.6°F).

  • Average low temperature in July: 54.1°F

The month with the highest average low temperature is August (55°F).
The coldest month (with the lowest average low temperature) is December (40.5°F).

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Average pressure in July
Seaside, OR

Average pressure in July - Seaside, 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).

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Average wind speed in July
Seaside, OR

Average wind speed in July - Seaside, OR
  • Average wind speed in July: 7mph

The windiest month (with the highest average wind speed) is January (10.9mph).
The calmest month (with the lowest average wind speed) is August (6.3mph).

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Average humidity in July
Seaside, OR

Average humidity in July - Seaside, OR
  • Average humidity in July: 83%

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

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Average rainfall in July
Seaside, OR

Average rainfall in July - Seaside, OR
  • Average rainfall in July: 0.47"

The wettest month (with the highest rainfall) is December (6.54").
The driest months (with the least rainfall) are July and August (0.47").

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Average rainfall days in July
Seaside, OR

Average rainfall days in July - Seaside, OR
  • Average rainfall days in July: 7.3 days

The month with the highest number of rainy days is March (20.8 days).
The months with the least rainy days are July and August (7.3 days).

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Average snowfall in July
Seaside, OR

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

The month with the highest snowfall is February (0.59").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").

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Average snowfall days in July
Seaside, OR

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

The month with the highest number of snowfall days is February (1.3 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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Average sea temperature in July
Seaside, OR

Average sea temperature in July - Seaside, OR
  • Average sea temperature in July: 57.2°F

The best month for swimming (with the highest average sea temperature) is July (57.2°F).
The coldest month (with the lowest average sea temperature) is February (48.1°F).

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

Average daylight in July / Average sunshine in July - Seaside, 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: 10h and 0min).
The months with the least sunshine are January and February (Average sunshine: 3h and 54min).

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Average sunshine days in July
Seaside, OR

Average sunshine days in July - Seaside, OR
  • Average sunshine days in July: 20.2 days

The month with the most sunshine days is August (21.2 days).
The month with the least sunshine days is February (7.5 days).

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Average UV index in July
Seaside, OR

Average UV index in July - Seaside, OR
  • Average UV index in July: 4

The months with the highest UV index are May, June, July, August and September (UV index 4).
The months with the lowest UV index are February, November and December (UV index 2).

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Average cloud cover in July
Seaside, OR

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

The months with the most cloud cover are January and February (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 35).

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Average visibility in July
Seaside, OR

Average visibility in July - Seaside, OR
  • Average visibility in July: 6mi

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

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Seaside, Oregon, USA

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