ClimateWhen

HomePuerto Rico → Carolina

Carolina Weather by Month

Best time to visit Carolina
November–April
Average daily high Wet days Best window
Warmest month
Sep
31.9°C average high
Wettest month
Nov
183mm
Coolest month
Jan
28.6°C average high
Peak comfort score
64
out of 100

The year at a glance

15°20°25°30°35°0183mmJFMAMJJASOND
Daily low to high range Rainfall (right axis)

Month by month

MonthHighLowRainWet daysScore
January 28.6°22.3°104.8mm 18.864
February 28.8°22.2°80.3mm 16.263
March 29.3°22.5°59.7mm 14.262
April 30.1°23.4°122.4mm 15.158
May 30.9°24.4°142.8mm 17.154
June 31.8°25.3°118mm 15.751
July 31.6°25.5°155.9mm 20.152
August 31.8°25.6°172.8mm 20.351
September 31.9°25.5°168.9mm 18.350
October 31.5°25°147mm 18.352
November 30.1°24°183mm 20.658
December 29.1°23.1°131.8mm 2162

Averages from SAN JUAN L M MARIN INTERNATIONAL AIRPORT, PR US, 8km away, over 1995–2024.

What each month is like

January

January in Carolina averages a daily high of 28.6°C with nights around 22.3°C. Expect roughly 18.8 wet days totalling 104.8mm. Generally workable, with some weather to plan around.

February

February in Carolina averages a daily high of 28.8°C with nights around 22.2°C. Expect roughly 16.2 wet days totalling 80.3mm. Generally workable, with some weather to plan around.

March

March in Carolina averages a daily high of 29.3°C with nights around 22.5°C. Expect roughly 14.2 wet days totalling 59.7mm. Generally workable, with some weather to plan around.

April

April in Carolina averages a daily high of 30.1°C with nights around 23.4°C. Expect roughly 15.1 wet days totalling 122.4mm. Generally workable, with some weather to plan around.

May

May in Carolina averages a daily high of 30.9°C with nights around 24.4°C. Expect roughly 17.1 wet days totalling 142.8mm. Demanding conditions — pack for it and plan indoor options.

June

June in Carolina averages a daily high of 31.8°C with nights around 25.3°C. Expect roughly 15.7 wet days totalling 118mm. Demanding conditions — pack for it and plan indoor options.

July

July in Carolina averages a daily high of 31.6°C with nights around 25.5°C. Expect roughly 20.1 wet days totalling 155.9mm. Demanding conditions — pack for it and plan indoor options.

August

August in Carolina averages a daily high of 31.8°C with nights around 25.6°C. Expect roughly 20.3 wet days totalling 172.8mm. Demanding conditions — pack for it and plan indoor options.

September

September in Carolina averages a daily high of 31.9°C with nights around 25.5°C. Expect roughly 18.3 wet days totalling 168.9mm. Demanding conditions — pack for it and plan indoor options.

October

October in Carolina averages a daily high of 31.5°C with nights around 25°C. Expect roughly 18.3 wet days totalling 147mm. Demanding conditions — pack for it and plan indoor options.

November

November in Carolina averages a daily high of 30.1°C with nights around 24°C. Expect roughly 20.6 wet days totalling 183mm. Generally workable, with some weather to plan around.

December

December in Carolina averages a daily high of 29.1°C with nights around 23.1°C. Expect roughly 21 wet days totalling 131.8mm. Generally workable, with some weather to plan around.

How the score works

Each month scores out of 100. It starts at 100 and loses points for daytime highs outside a 20–27°C band, for wet days, and for nights below 2°C. Nothing else is weighted in — no crowd data, no prices, no opinion. Carolina peaks at 64.

Common questions

When is the best time to visit Carolina?

Based on 30 years of records, November–April scores highest for comfort in Carolina, balancing daytime temperature against rainfall.

What is the hottest month in Carolina?

September is the warmest, averaging a daily high of 31.9°C.

What is the wettest month in Carolina?

November is the wettest, averaging 183mm of rain across roughly 20.6 wet days.

How cold does Carolina get?

January is the coolest month, with average daily highs around 28.6°C.

Compare nearby