Charleston Klima and Average Vejr
Klima of Charleston: average temperatures, rainfall and seasons month by month.
Klima in Charleston month by month
Average high, average low and total rainfall, based on three years of reanalysis data.
| Måned | Avg high | Avg low | Regnfall | Rating |
|---|---|---|---|---|
| januar | 13° | 5° | 79 mm | ★★★☆☆ |
| februar | 16° | 8° | 85 mm | ★★★☆☆ |
| marts | 20° | 12° | 85 mm | ★★★★☆ |
| april | 24° | 16° | 55 mm | ★★★★☆ |
| maj | 27° | 20° | 115 mm | ★★★★☆ |
| juni | 30° | 24° | 103 mm | ★★★★☆ |
| juli | 32° | 26° | 128 mm | ★★★☆☆ |
| august | 30° | 24° | 175 mm | ★★★☆☆ |
| september | 28° | 21° | 86 mm | ★★★★☆ |
| oktober | 24° | 16° | 105 mm | ★★★★☆ |
| november | 20° | 12° | 49 mm | ★★★★☆ |
| december | 16° | 8° | 119 mm | ★★★☆☆ |
Klima type: Temperate. Kilde: Open-Meteo archive (ERA5).
Recent extremes in Charleston
Højest and lowest readings observed in the last 3 years of reanalysis data - not all-time records.
How Charleston compares med nearby places
Annual averages, and the difference against Charleston.
| Place | Distance | Avg temp | vs here | Annual rain |
|---|---|---|---|---|
| Charleston County | 0 km | 19°C | about the same | 1184 mm |
| Hunting Island State Park | 65 km | 20°C | about the same | 1196 mm |
| Savannah | 134 km | 20°C | about the same | 1220 mm |
| Congaree National Park | 138 km | 18°C | 1°C cooler | 990 mm |
| Myrtle Beach | 140 km | 18°C | 1°C cooler | 1233 mm |
Bedste rejsetid Charleston
Go in marts, april, juni, september and november. These months score highest on comfortable temperatures, low rainfall and useful daylight.
Hardest months: januar, august and december - expect the least comfortable mix of heat, cold or rain.
What this means for Charleston
Today is slightly warmer than average for september. The forecast high of 30°C is 1.8°C above the 28°C typical for this month.
A 16% chance means most of the area stays dry; a passing shower is possible but short.
No weather-related travel disruption is expected today. Roads and airports should run normally.
Northern Hemisphere, so peak summer falls in juni og august.
The gap between the warmest and coldest month averages 20°C.
What og pack, what og skip
- Lightweight, light-coloured clothing and a refillable water bottle
- sønglasses, a brimmed hat and SPF 30+
- If your dates are flexible, avoid januar, august and december - historically the least comfortable months here.
Resumé
Charleston is a city in South Carolina. Charleston is known for Antebellum architecture and low country food. Der bor omkring 150.000.
Lige nu er det 26°C (78°F) in Charleston med klart. Det føles som 30°C. I dag ligger temperaturen mellem 25°C og 30°C. Sandsynligheden for nedbør er 16%. Sightseeing conditions score 9.1/10 - fremragende — tag af sted nu.
Det bedste tidspunkt at besøge Charleston is marts, april, juni, september and november. Klimaet er temperate. januar, august and december tend og be the least comfortable months. juli is the warmest month med average highs near 32°C, while januar is the coldest med lows near 5°C.
The closest major airport is Hartsfield-Jackson Atlanta International Airport (ATL), about 429 km away. Nearby highlights include Hunting Island State Park, Congaree National Park, Myrtle Beach and Chimney Rock State Park.
Kort sagt. Today is slightly warmer than average for september. The forecast high of 30°C is 1.8°C above the 28°C typical for this month. The best window og be outside is roughly 6 PM og 9 PM, when temperature, rain chance and wind line up best. stargazing is the strongest bet in Charleston today at 9.5/10. No weather-related travel disruption is expected today. Roads and airports should run normally.
Compiled from this page's own data: atlas facts plus live Open-Meteo readings.
Quick facts about Charleston
| Type | City |
|---|---|
| State | South Carolina |
| Land | USA |
| Kontinent | Nordamerika |
| Koordinater | 32°46′35.4″N 79°55′52″W (32.7765, -79.9311) |
| Befolkning | 150.000 |
| Known for | Antebellum architecture and low country food |
| Lokal tid | 6:42 AM (UTC-04:00) |
| Best months | marts, april, juni, september and november |
| Klima | Temperate |
Vejr map for Charleston
Animated model layers. Pick a layer og load it.
Animated layers by Vindy. For pin-level detail and nearby places, see the interactive map below.
Explore Charleston
Every topic we hold for this place, and the same topic for the places around it.
Klima for related places
Frequently asked questions
Where is Charleston?
Charleston is a city in South Carolina. Its coordinates are 32.7765, -79.9311. It lies in Nordamerika.
What is the weather like in Charleston lige nu?
It is currently 26°C (78°F) med klart. Luftfugtighed is 90% and wind is 15 km/h.
When is the best time og visit Charleston?
marts, april, juni, september and november offer the most comfortable conditions in Charleston, which has a temperate climate. januar, august and december are usually the hardest months for outdoor plans.
What time zone is Charleston in?
Charleston observes America/New_York (UTC-04:00). The local time is 6:42 AM.
How many people live in Charleston?
Charleston has a population of approximately 150.000.
What is the nearest airport og Charleston?
The closest airports are Hartsfield-Jackson Atlanta International Airport (ATL), 429 km away.
What are the top things og do in Charleston?
Popular options include Hunting Island State Park, Congaree National Park, Myrtle Beach and Chimney Rock State Park.
Related articles
Data sources and methodology
| Place data | USPOTUS Atlas dataset (cities-us) - coordinates, hierarchy and facts. |
|---|---|
| Prognose and observations | Open-Meteo (ECMWF and national models). |
| Luftkvalitet and pollen | Copernicus CAMS via Open-Meteo. US AQI scale. |
| Klima averages | ERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years. |
| Official alerts | US National Vejr Service. |
| Method | Scores, comparisons and advice on this page are computed from the inputs above. Distances are straight-line. Nothing is estimated where data is missing - the block is simply not shown. |
Last updated september 15, 2026 at 6:42 AM local time. Live blocks refresh every 15 minutes; climate averages monthly.
