Hertfordshire Weather by Month — Temperature & Rainfall Guide

Hertfordshire is a region in the United Kingdom. Many people wonder what the weather conditions are in Hertfordshire over the year. What is the best time to visit Hertfordshire?

This page shows the average weather conditions by month in Hertfordshire over the year in: January, February, March, April, May, June, July, August, September, October, November, December.

In January the weather in Hertfordshire is generally less favorable. January is a winter month. In Bishops Stortford you can expect cold maximum average daytime temperatures around 9°C (48°F) and nighttime temperatures around 2°C (36°F). On average, this month is the coldest month of the year in Hertfordshire.

Find more detailed climate information for Hertfordshire in January here.

In February the weather in Hertfordshire is generally less favorable. February is a winter month. In Bishops Stortford you can expect cold maximum average daytime temperatures around 9°C (48°F) and nighttime temperatures around 2°C (36°F).

Find more detailed climate information for Hertfordshire in February here.

In March the weather in Hertfordshire is generally mixed. In Bishops Stortford you can expect cold maximum average daytime temperatures around 12°C (54°F) and nighttime temperatures around 4°C (39°F).

Find more detailed climate information for Hertfordshire in March here.

In April the weather in Hertfordshire is generally good. In Bishops Stortford you can expect mild maximum average daytime temperatures around 14°C (57°F) and nighttime temperatures around 5°C (41°F).

Find more detailed climate information for Hertfordshire in April here.

In May the weather in Hertfordshire is generally very good. In Bishops Stortford you can expect mild maximum average daytime temperatures around 18°C (64°F) and nighttime temperatures around 8°C (46°F).

Find more detailed climate information for Hertfordshire in May here.

In June the weather in Hertfordshire is generally excellent. June is a summer month. In Bishops Stortford you can expect pleasant maximum average daytime temperatures around 20°C (68°F) and nighttime temperatures around 11°C (52°F).

Find more detailed climate information for Hertfordshire in June here.

In July the weather in Hertfordshire is generally excellent. July is a summer month. In Bishops Stortford you can expect warm maximum average daytime temperatures around 23°C (73°F) and nighttime temperatures around 14°C (57°F). On average, this month is the warmest month of the year in Hertfordshire.

Find more detailed climate information for Hertfordshire in July here.

In August the weather in Hertfordshire is generally excellent. August is a summer month. In Bishops Stortford you can expect warm maximum average daytime temperatures around 23°C (73°F) and nighttime temperatures around 13°C (55°F).

Find more detailed climate information for Hertfordshire in August here.

In September the weather in Hertfordshire is generally excellent. In Bishops Stortford you can expect pleasant maximum average daytime temperatures around 20°C (68°F) and nighttime temperatures around 11°C (52°F).

Find more detailed climate information for Hertfordshire in September here.

In October the weather in Hertfordshire is generally good. In Bishops Stortford you can expect mild maximum average daytime temperatures around 16°C (61°F) and nighttime temperatures around 8°C (46°F).

Find more detailed climate information for Hertfordshire in October here.

In November the weather in Hertfordshire is generally mixed. In Bishops Stortford you can expect cold maximum average daytime temperatures around 12°C (54°F) and nighttime temperatures around 5°C (41°F).

Find more detailed climate information for Hertfordshire in November here.

In December the weather in Hertfordshire is generally less favorable. December is a winter month. In Bishops Stortford you can expect cold maximum average daytime temperatures around 9°C (48°F) and nighttime temperatures around 3°C (37°F).

Find more detailed climate information for Hertfordshire in December here.