Climate

Climate in Chesapeake, United States

Chesapeake, United States has a humid subtropical climate. The annual average temperature is about 18.9°C, with around 1307 hours of sunshine; the national rainfall baseline is roughly 1199 mm across 135 rainy days a year. The warmest month is Jul (highs near 29.7°C) and the coldest is Jan (lows near 8.2°C). These are deterministic planning estimates, not a forecast or measured station data. Temperature and sunshine follow the city's latitude; rainfall and the climate zone come from a country-level baseline that every city in the country shares (refined by region in the United States, Canada and Australia), so they do not show local differences. Check current conditions with an official meteorological service before travel.

Climate zone
Humid Subtropical
Comfort score
83/100

Climate overview

Chesapeake, United States has a humid subtropical climate. The annual average temperature is about 18.9°C, with around 1307 hours of sunshine; the national rainfall baseline is roughly 1199 mm across 135 rainy days a year. The warmest month is Jul (highs near 29.7°C) and the coldest is Jan (lows near 8.2°C). These are deterministic planning estimates, not a forecast or measured station data. Temperature and sunshine follow the city's latitude; rainfall and the climate zone come from a country-level baseline that every city in the country shares (refined by region in the United States, Canada and Australia), so they do not show local differences. Check current conditions with an official meteorological service before travel.

Data year 2025; last updated 2026-05-16.

Climate zone

Köppen-style classification derived deterministically from latitude and a country-level precipitation baseline.

Climate zone

Chesapeake is classified as Humid Subtropical. The classification combines the city’s own temperature range, which follows its latitude, with a rainfall pattern taken at country level for United States — so cities in the same country usually share a zone.

Average temperatures

Annual averages and seasonal extremes.

Average temperatures

  • Annual average18.9°C
  • Warmest monthJul (29.7°C)
  • Coldest monthJan (8.2°C)
  • Comfort score83/100

Rainfall overview

A country-level precipitation baseline and how it is distributed across the year.

Rainfall overview

The rainfall baseline for United States is about 1199 mm a year over roughly 135 rainy days, with the wettest month Jul and the driest Jan. This figure is not specific to Chesapeake: every city in United States carries the same baseline, so it will not show the difference between, say, a dry inland city and a wet coastal one. Use an official meteorological service for local rainfall.

Sunshine overview

Estimated annual sunshine and its seasonal pattern.

Sunshine overview

Chesapeake sees an estimated 1307 hours of sunshine a year, concentrated in the warmer months around Jul.

Monthly climate table

Month-by-month estimates. Temperature and sunshine follow the city’s latitude; the rainfall and rainy-day columns distribute the country-level baseline.

Monthly climate table

Chesapeake monthly climate table
MonthHighLowRainRainy DaysSunshine
Jan17.2°C8.2°C77 mm9104 h
Feb18.1°C9.1°C77 mm9108 h
Mar20.3°C11.3°C97 mm11101 h
Apr23.4°C14.4°C97 mm11115 h
May26.5°C17.5°C113 mm13105 h
Jun28.8°C19.8°C118 mm13113 h
Jul29.7°C20.7°C128 mm14103 h
Aug28.8°C19.8°C123 mm14100 h
Sep26.5°C17.5°C113 mm13105 h
Oct23.4°C14.4°C92 mm10125 h
Nov20.3°C11.3°C82 mm9120 h
Dec18.1°C9.1°C82 mm9108 h

Best months to visit

Months with the mildest temperatures and lower rainfall, by the deterministic comfort heuristic. Not a tourism ranking.

Best months to visit

By temperature and rainfall, the most comfortable months in Chesapeake are Oct, Apr, Nov. Conditions vary year to year — verify with a current forecast before booking.

Seasonal summary

Average conditions by season.

Seasonal summary

  • Winter

    18°C / 9°C

    236 mm rain

  • Spring

    23°C / 14°C

    307 mm rain

  • Summer

    29°C / 20°C

    369 mm rain

  • Autumn

    23°C / 14°C

    287 mm rain

Climate comfort score

A 0–100 composite of temperature balance, rainfall, sunshine, seasonality, and winter/summer extremes; higher means more comfortable. Used consistently across the platform.

Climate comfort score

Chesapeake has a climate comfort score of 83/100, a very comfortable year-round climate by this measure. The score weights mild temperatures most, then rainfall balance, sunshine, low seasonality, and the absence of extreme winter cold or summer heat.

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Related guides

Keep exploring Chesapeake across the rest of the dataset — its full profile, travel guides and nearby nature.

Chesapeake city profileFull intelligence profile with quick answers, FAQs and every indexed dimension.Weekend trips from ChesapeakeCurated nearby getaways and day trips within easy reach.Nature near ChesapeakeVerified parks, lakes, coasts and uplands within ~170 km.Chesapeake visual guideA visual orientation to the city and its surroundings.