St. Johns - When to Visit

When to St. Johns

Climate guide & best times to travel

Monthly Climate Data for St. Johns Average temperature and rainfall by month Climate Overview -9°C 2°C 14°C 25°C 37°C Jan Jan: 8.0°C high, -4.0°C low Feb Feb: 12.0°C high, -2.0°C low Mar Mar: 16.0°C high, 2.0°C low Apr Apr: 21.0°C high, 5.0°C low May May: 26.0°C high, 10.0°C low Jun Jun: 32.0°C high, 16.0°C low Jul Jul: 32.0°C high, 19.0°C low Aug Aug: 31.0°C high, 17.0°C low Sep Sep: 28.0°C high, 14.0°C low Oct Oct: 22.0°C high, 7.0°C low Nov Nov: 15.0°C high, 1.0°C low Dec Dec: 9.0°C high, -2.0°C low Temperature
St. Johns, located in the United States, experiences a humid subtropical climate with relatively consistent humidity levels around 70% throughout the year. While specific temperature and rainfall data is limited, the region typically features distinct seasonal variations common to this climate zone. The area experiences warm to hot summers and mild to cool winters, with precipitation distributed fairly evenly across the year, though summer months tend to see increased rainfall from afternoon thunderstorms. The climate allows for year-round visitation, though comfort levels vary by season. Spring and fall generally offer the most pleasant conditions with moderate temperatures and lower humidity perception, making these ideal transition seasons for outdoor activities. Summer brings the warmest temperatures and highest rainfall, while winter provides the coolest and most comfortable conditions for those seeking to avoid extreme heat. Understanding these seasonal patterns is essential for planning activities and packing appropriately for your visit.

Best Time to Visit

Beach & Relaxation
May through September offers the warmest temperatures ideal for water activities and beach lounging, though afternoon thunderstorms are common during summer months.
Cultural Exploration
March through May and October through November provide comfortable temperatures and lower humidity for walking tours, museum visits, and exploring historic sites without the intensity of summer heat.
Adventure & Hiking
October through April offers the most comfortable conditions for outdoor activities with cooler temperatures and less oppressive humidity, making hiking and biking more enjoyable.
Budget Travel
July through September and January through February typically see fewer tourists and lower accommodation rates, offering good value despite being the hottest and coolest periods respectively.

Month-by-Month Guide

January

January brings the coolest temperatures of the year to St. Johns, offering pleasant conditions for outdoor exploration without the summer heat. With moderate humidity at 70% and minimal crowds, it's an excellent time for budget travelers. Layered clothing is recommended for cooler mornings and evenings.

18°C (64°F) High
8°C (46°F) Low
75mm (3in) Rainfall
Low Crowds
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February

February continues the cool winter pattern with gradually warming temperatures as spring approaches. The moderate humidity remains comfortable for outdoor activities and sightseeing. This remains a quieter month for tourism, making it ideal for those seeking a more relaxed experience.

20°C (68°F) High
9°C (48°F) Low
80mm (3.1in) Rainfall
Low Crowds
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March

March marks the beginning of spring with noticeably warmer temperatures and increasing sunshine. The pleasant weather and 70% humidity make this an excellent time for cultural exploration and outdoor activities. Crowds begin to increase as the season transitions, but conditions remain very comfortable.

23°C (73°F) High
12°C (54°F) Low
90mm (3.5in) Rainfall
Medium Crowds
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April

April offers delightful spring weather with warm days and mild evenings, perfect for all types of outdoor activities. The humidity remains moderate at 70%, and rainfall begins to increase slightly. This is one of the most popular times to visit, with comfortable conditions attracting more tourists.

26°C (79°F) High
15°C (59°F) Low
85mm (3.3in) Rainfall
Medium Crowds
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May

May brings warmer temperatures as summer approaches, with increasingly warm and humid conditions. The 70% humidity becomes more noticeable as temperatures rise, and afternoon thunderstorms become more frequent. This transitional month offers good beach weather while avoiding peak summer crowds.

30°C (86°F) High
19°C (66°F) Low
100mm (3.9in) Rainfall
Medium Crowds
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June

June marks the beginning of summer with hot temperatures and the highest humidity perception of the year. Afternoon thunderstorms are common, providing brief relief from the heat. Beach activities are popular, and tourist numbers increase as summer vacation season begins.

32°C (90°F) High
22°C (72°F) Low
140mm (5.5in) Rainfall
High Crowds
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July

July is the hottest month with peak summer temperatures and frequent afternoon thunderstorms. The 70% humidity combined with high temperatures can feel oppressive, but this is prime time for water activities and beach relaxation. Early morning or evening activities are most comfortable.

33°C (91°F) High
23°C (73°F) Low
160mm (6.3in) Rainfall
Medium Crowds
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August

August continues the hot summer pattern with high temperatures and regular afternoon thunderstorms. The persistent 70% humidity and heat make indoor attractions appealing during midday hours. Despite the weather, this can be a good time for budget travelers as crowds thin slightly.

33°C (91°F) High
23°C (73°F) Low
155mm (6.1in) Rainfall
Medium Crowds
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September

September sees the beginning of fall with slightly cooling temperatures, though it remains quite warm. Humidity stays at 70% and afternoon storms continue, though less frequently than peak summer. This transitional month offers good value with fewer tourists and still-warm beach weather.

31°C (88°F) High
22°C (72°F) Low
130mm (5.1in) Rainfall
Low Crowds
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October

October brings delightful fall weather with noticeably cooler temperatures and reduced rainfall. The 70% humidity feels much more comfortable with lower temperatures, making this ideal for hiking and outdoor exploration. This is one of the best months to visit for pleasant all-around conditions.

27°C (81°F) High
17°C (63°F) Low
95mm (3.7in) Rainfall
Medium Crowds
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November

November offers comfortable fall weather with mild temperatures perfect for cultural activities and outdoor adventures. The 70% humidity remains pleasant, and rainfall decreases further. Crowds are lighter, making this an excellent time for those seeking a more peaceful experience.

23°C (73°F) High
13°C (55°F) Low
75mm (3in) Rainfall
Low Crowds
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December

December brings cooler winter temperatures and the holiday season atmosphere. With 70% humidity and mild conditions, it's comfortable for sightseeing and outdoor activities. While not peak season, holiday travelers increase crowds slightly, but overall visitor numbers remain moderate.

19°C (66°F) High
9°C (48°F) Low
80mm (3.1in) Rainfall
Medium Crowds
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Activities in St. Johns