Hertford Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Hertford.
Climate overview of Hertford
Hertford, Hertfordshire, United Kingdom, sees big temperature differences between seasons, with July peaking at 23°C (73°F) and January dropping to 8°C (46°F).
With around 723 mm (28 in) of annual rain/snowfall, the city has moderate precipitation levels. August is the wettest month and March the driest. It also has warm summers and cold winters. The sunniest month is July, with 7.0 hours of sunshine per day on average.
Hertford Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Hertford - and find the best time to visit.
Monthly Temperature in Hertford
Visitors to Hertford can expect significant temperature changes throughout the year. Typically, average maximum daytime temperatures range from a comfortable 23°C (73°F) in July to a chilly 8°C (46°F) in the coolest month, January.
Nights vary from 13°C (55°F) in July to around 2°C (36°F) during the colder months.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Hertford
Generally, Hertford experiences moderate precipitation patterns, averaging 723 mm (28 in) yearly. Precipitation levels in Hertford remain relatively steady throughout the year. August has the most rain, with 68 mm (2.7 in) over 12 days. In the driest month March, this drops slightly to 49 mm (1.9 in), making the city's climate fairly predictable. For more details, please visit our Hertford Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Sunshine Hours in Hertford
For those who appreciate different seasons, Hertford serves as an ideal destination. Expect longer, more sun-filled days in July with an average of 7.0 hours of sunshine daily, and embrace the darker days in December, offering only 1.6 hours of daily sunlight.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Best Time to Visit Hertford
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: June, July, August and September
- Warmest weather: July and August
- Most sunshine: July and August
- Seasonal pattern: Warm summers and cold winters
Frequently asked questions about the climate in Hertford
What is the best time to visit Hertford?
June, July, August and September typically offer the most optimal weather in Hertford. In contrast, January, February and December tend to have less optimal conditions. Hertford has warm summers and cold winters.
What temperatures can I expect in Hertford?
Daytime highs range from 8°C (46°F) in January to 23°C (73°F) in July. Nighttime lows range from 2°C (36°F) to 13°C (55°F). Temperatures vary considerably through the year.
How much rain does Hertford get?
Annual rainfall is around 723 mm (28 in). August is the wettest month with 68 mm (2.7 in), while March is the driest with 49 mm (1.9 in).
How sunny is Hertford?
Hertford receives around 1,609 hours of sunshine per year. July is the sunniest month with 211 hours, while December is the cloudiest with just 49 hours.
Hertford 3-Day Forecast
Hertford 3-Day Forecast
Hertford on the map
Hertford is highlighted - select any city to see its climate.
Popular this month
Where to go in July - average daytime high across popular destinations.
London
23°C (73°F) Bath22°C (72°F) York22°C (72°F) Manchester
21°C (70°F) Edinburgh
19°C (66°F) Glasgow19°C (66°F) Torquay20°C (68°F) Blackpool19°C (66°F) 
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