COVID-19 (Coronavirus) may impact your travel plans and the data on our site. Stay safe, and always check official travel advice before you book.

Best time to visit Carlsbad, CA, USA

Our verdict

The best time to visit Carlsbad is March-May

Based on all the essential things any traveller needs to know about visiting Carlsbad such as the cost of travel, weather, peak travel seasons and many more, March-May is the best time of year to go.

During the warmer months, temperatures in Carlsbad can rise to a maximum of 27℃ (80℉). The weather at night in the winter can get down to temperatures as low as 7℃ (44℉).

If you’re keen to see the sights of Carlsbad during the day, the sun stays up the longest around August. You don’t want to get wet on your holiday, do you? Well if you’re trying to avoid the rain, then steer clear of Carlsbad in December. Head over there in June instead if you want to increase your chances of not being rained on.

Learn everything you need to know (and none of the stuff you don’t) about when to go to Carlsbad below. Be sure to check out the handy tools we’ve included to help you search for flights and transport, accommodation, and everything else you need to plan and book your trip.

Warmest month

August

Least rainfall

June

Most daylight

August

Carlsbad seasons

Before you continue, it’s important to know when the seasons are in Carlsbad as they might be different to yours depending on where in the world you’re travelling from. Carlsbad is in the Northern Hemisphere, so the seasons fall during these months:

SeasonMonths
Summer June to August
Autumn/fall September to November
Winter December to February
Spring March to May

Average temperatures in Carlsbad

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 Carlsbad 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.

Carlsbad 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 Carlsbad 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:

JAN
FEB
MAR
APR
MAY
JUN
JUL
AUG
SEP
OCT
NOV
DEC

Carlsbad in January

  • Average temperature: 14℃ (57℉)
  • Average high temperature: 18℃ (64℉)
  • Average low temperature: 11℃ (51℉)
  • Average humidity: 61%
  • Average sunny days: 24 days
  • Average rainfall: 32mm (1") over 6 days
24 days
of pure sunshine
6 days
of showers or rain

What to pack: If you’re heading to Carlsbad in January, make sure you pack a warm jacket or coat.


Carlsbad in February

  • Average temperature: 13℃ (56℉)
  • Average high temperature: 17℃ (63℉)
  • Average low temperature: 10℃ (50℉)
  • Average humidity: 66%
  • Average sunny days: 20 days
  • Average rainfall: 39mm (2") over 7 days
20 days
of pure sunshine
7 days
of showers or rain

What to pack: If you’re heading to Carlsbad in February, make sure you pack a warm jacket or coat.


Carlsbad in March

  • Average temperature: 14℃ (57℉)
  • Average high temperature: 18℃ (65℉)
  • Average low temperature: 11℃ (51℉)
  • Average humidity: 69%
  • Average sunny days: 21 days
  • Average rainfall: 24mm (1") over 8 days
21 days
of pure sunshine
8 days
of showers or rain

What to pack: If you’re heading to Carlsbad in March, make sure you pack a warm jacket or coat.


Carlsbad in April

  • Average temperature: 15℃ (60℉)
  • Average high temperature: 19℃ (67℉)
  • Average low temperature: 12℃ (53℉)
  • Average humidity: 69%
  • Average sunny days: 21 days
  • Average rainfall: 18mm (1") over 7 days
21 days
of pure sunshine
7 days
of showers or rain

What to pack: If you’re heading to Carlsbad in April, make sure you pack a warm jacket or coat.


Carlsbad in May

  • Average temperature: 16℃ (62℉)
  • Average high temperature: 20℃ (68℉)
  • Average low temperature: 13℃ (55℉)
  • Average humidity: 72%
  • Average sunny days: 21 days
  • Average rainfall: 9mm (0") over 7 days
21 days
of pure sunshine
7 days
of showers or rain

What to pack: If you’re heading to Carlsbad in May, make sure you pack a light jumper or hoodie for the evenings and some light clothes for the daytime.


Carlsbad in June

  • Average temperature: 18℃ (64℉)
  • Average high temperature: 22℃ (72℉)
  • Average low temperature: 14℃ (57℉)
  • Average humidity: 73%
  • Average sunny days: 22 days
  • Average rainfall: 3mm (0") over 2 days
22 days
of pure sunshine
2 days
of showers or rain

What to pack: If you’re heading to Carlsbad in June, make sure you pack a light jumper or hoodie for the evenings and some light clothes for the daytime.


Carlsbad in July

  • Average temperature: 21℃ (69℉)
  • Average high temperature: 25℃ (77℉)
  • Average low temperature: 17℃ (63℉)
  • Average humidity: 70%
  • Average sunny days: 20 days
  • Average rainfall: 15mm (1") over 6 days
20 days
of pure sunshine
6 days
of showers or rain

What to pack: If you’re heading to Carlsbad in July, make sure you pack t-shirts for the daytime and maybe a light jumper for the evenings as it cools down a bit.


Carlsbad in August

  • Average temperature: 22℃ (71℉)
  • Average high temperature: 26℃ (78℉)
  • Average low temperature: 18℃ (64℉)
  • Average humidity: 68%
  • Average sunny days: 22 days
  • Average rainfall: 9mm (0") over 4 days
22 days
of pure sunshine
4 days
of showers or rain

What to pack: If you’re heading to Carlsbad in August, make sure you pack t-shirts for the daytime and maybe a light jumper for the evenings as it cools down a bit.


Carlsbad in September

  • Average temperature: 21℃ (70℉)
  • Average high temperature: 26℃ (78℉)
  • Average low temperature: 18℃ (64℉)
  • Average humidity: 67%
  • Average sunny days: 22 days
  • Average rainfall: 8mm (0") over 5 days
22 days
of pure sunshine
5 days
of showers or rain

What to pack: If you’re heading to Carlsbad in September, make sure you pack t-shirts for the daytime and maybe a light jumper for the evenings as it cools down a bit.

Carlsbad in October

  • Average temperature: 19℃ (66℉)
  • Average high temperature: 23℃ (74℉)
  • Average low temperature: 16℃ (60℉)
  • Average humidity: 65%
  • Average sunny days: 24 days
  • Average rainfall: 11mm (0") over 4 days
24 days
of pure sunshine
4 days
of showers or rain

What to pack: If you’re heading to Carlsbad 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.


Carlsbad in November

  • Average temperature: 16℃ (61℉)
  • Average high temperature: 20℃ (69℉)
  • Average low temperature: 13℃ (55℉)
  • Average humidity: 60%
  • Average sunny days: 23 days
  • Average rainfall: 24mm (1") over 5 days
23 days
of pure sunshine
5 days
of showers or rain

What to pack: If you’re heading to Carlsbad in November, make sure you pack a light jumper or hoodie for the evenings and some light clothes for the daytime.


Carlsbad in December

  • Average temperature: 13℃ (56℉)
  • Average high temperature: 17℃ (63℉)
  • Average low temperature: 10℃ (50℉)
  • Average humidity: 63%
  • Average sunny days: 22 days
  • Average rainfall: 50mm (2") over 7 days
22 days
of pure sunshine
7 days
of showers or rain

What to pack: If you’re heading to Carlsbad in December, make sure you pack a warm jacket or coat.


Top FAQs

The hottest month of the year in Carlsbad is usually August, where temperatures tend to rise to around 26℃ (78℉) in the middle of the day or early afternoon.
The month with the least amount of rain in Carlsbad is generally around June. The dry season often coincides with cooler weather, so you should check the temperatures in June first to make sure it’s still a good time to go.
The rainiest time of year in Carlsbad is generally around December, although the wetter season can sometimes extend a few months either side of December too.
If you want to get the most out of your time visiting Carlsbad, or if you're just afraid of the dark, the days in August are usually the longest between sunrise and sunset.

Carlsbad map