Our verdict
The best time to visit Seaside is September
In the summer months, temperatures tend to get to a maximum of around 32℃ (90℉). The weather at night in the winter can get down to temperatures as low as 6℃ (42℉).
The days are longest in Seaside in July, so if you want to see the sights during the day when the sun is up for the longest time, it’s best to visit around that time of year. The wet season in Seaside falls around August, so if you prefer the dryer weather, you should look to visit in November instead.
By the time you finish reading below, you’ll know everything you need to know about the best time to travel to Seaside. Once you’re ready, we’ve even provided all the tools you’ll ever need to help you book your travel!
Quick links: Fast facts / Seasons / Average temperatures / Monthly climate / FAQs / Map
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Seaside seasons
Before you continue, it’s important to know when the seasons are in Seaside as they might be different to yours depending on where in the world you’re travelling from. Seaside is in the Northern Hemisphere, so the seasons fall during these months:
| Season | Months |
|---|---|
| Summer | June to August |
| Autumn/fall | September to November |
| Winter | December to February |
| Spring | March to May |
Average temperatures in Seaside
If the temperature is a big factor for you to help you decide when to visit, the chart below shows the average minimum and maximum temperatures in Seaside for each month side-by-side so you can easily see the difference in weather throughout the year. To see the temperatures in both Celsius (°C) and Fahrenheit (°F), hover or tap the shaded boxes on the graph.
Seaside climate by month
If you already have a rough idea about which months you might want to travel, the section below shows a detailed breakdown of the climate in Seaside for each month so you can see if it all suits your wants and needs. Scroll down, or use the quick menu below to jump to your preferred month.
Jump to:
Seaside in January
- Average temperature: 12℃ (54℉)
- Average high temperature: 16℃ (60℉)
- Average low temperature: 9℃ (49℉)
- Average humidity: 72%
- Average sunny days: 18 days
- Average rainfall: 55mm (2") over 11 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Seaside in January, make sure you pack a warm jacket or coat.
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Seaside in February
- Average temperature: 14℃ (58℉)
- Average high temperature: 17℃ (63℉)
- Average low temperature: 11℃ (52℉)
- Average humidity: 76%
- Average sunny days: 16 days
- Average rainfall: 64mm (3") over 11 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Seaside in February, make sure you pack a warm jacket or coat.
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Seaside in March
- Average temperature: 17℃ (63℉)
- Average high temperature: 20℃ (68℉)
- Average low temperature: 14℃ (57℉)
- Average humidity: 74%
- Average sunny days: 19 days
- Average rainfall: 58mm (2") over 11 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Seaside in March, make sure you pack a light jumper or hoodie for the evenings and some light clothes for the daytime.
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Seaside in April
- Average temperature: 20℃ (69℉)
- Average high temperature: 23℃ (74℉)
- Average low temperature: 18℃ (64℉)
- Average humidity: 75%
- Average sunny days: 17 days
- Average rainfall: 84mm (3") over 11 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Seaside in April, make sure you pack t-shirts for the daytime and maybe a light jumper for the evenings as it cools down a bit.
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Seaside in May
- Average temperature: 24℃ (76℉)
- Average high temperature: 27℃ (81℉)
- Average low temperature: 21℃ (71℉)
- Average humidity: 73%
- Average sunny days: 16 days
- Average rainfall: 56mm (2") over 13 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Seaside in May, make sure you pack t-shirts and light clothing.
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Seaside in June
- Average temperature: 28℃ (82℉)
- Average high temperature: 30℃ (86℉)
- Average low temperature: 25℃ (78℉)
- Average humidity: 74%
- Average sunny days: 8 days
- Average rainfall: 87mm (3") over 19 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Seaside in June, make sure you pack t-shirts and shorts.. It stays warm all day and night.
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Seaside in July
- Average temperature: 28℃ (83℉)
- Average high temperature: 31℃ (87℉)
- Average low temperature: 26℃ (79℉)
- Average humidity: 74%
- Average sunny days: 5 days
- Average rainfall: 125mm (5") over 23 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Seaside in July, make sure you pack t-shirts and shorts.. It stays warm all day and night.
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Seaside in August
- Average temperature: 29℃ (83℉)
- Average high temperature: 31℃ (88℉)
- Average low temperature: 26℃ (80℉)
- Average humidity: 73%
- Average sunny days: 4 days
- Average rainfall: 153mm (6") over 25 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Seaside in August, make sure you pack t-shirts and shorts.. It stays warm all day and night.
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Seaside in September
- Average temperature: 27℃ (80℉)
- Average high temperature: 30℃ (85℉)
- Average low temperature: 24℃ (75℉)
- Average humidity: 73%
- Average sunny days: 8 days
- Average rainfall: 89mm (3") over 19 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Seaside in September, make sure you pack t-shirts and light clothing.
Seaside in October
- Average temperature: 22℃ (72℉)
- Average high temperature: 26℃ (78℉)
- Average low temperature: 19℃ (66℉)
- Average humidity: 70%
- Average sunny days: 19 days
- Average rainfall: 103mm (4") over 10 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Seaside in October, make sure you pack t-shirts for the daytime and maybe a light jumper for the evenings as it cools down a bit.
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Seaside in November
- Average temperature: 17℃ (63℉)
- Average high temperature: 20℃ (69℉)
- Average low temperature: 13℃ (56℉)
- Average humidity: 71%
- Average sunny days: 19 days
- Average rainfall: 50mm (2") over 9 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Seaside in November, make sure you pack a light jumper or hoodie for the evenings and some light clothes for the daytime.
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Seaside in December
- Average temperature: 15℃ (58℉)
- Average high temperature: 18℃ (64℉)
- Average low temperature: 12℃ (53℉)
- Average humidity: 77%
- Average sunny days: 16 days
- Average rainfall: 102mm (4") over 13 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Seaside in December, make sure you pack a warm jacket or coat.
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