Hertfordshire
July
Weather in Hertfordshire for July 2025
Your guide to Hertfordshire weather in July - trends and predictions
In general, the average temperature in Hertfordshire at the beginning of July is 18.4 °C. As the month progressed, temperatures tended to significantly warm up, reaching an average of 22.3 °C by the end of July.
Hertfordshire experiences an exceptionally high level of rainfall in July, with more than 24 rainy days on average.
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5
Dry days
26
Rainy days
0
Snow days
21°/12°
Temperatures
25 km/h
Avg max wind
73 %
Avg humidity
Hertfordshire in July average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  19° | 2  18° | 3 17° | 4  18° | 5 17° | 6  18° | |
| 7  22° | 8 22° | 9 20° | 10  22° | 11 21° | 12 18° | 13 20° |
| 14 19° | 15 20° | 16 19° | 17 21° | 18 23° | 19 24° | 20 21° |
| 21 20° | 22  20° | 23 22° | 24 20° | 25 19° | 26 22° | 27 22° |
| 28 23° | 29 24° | 30 23° | 31 23° |
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Temperatures trend during July in Hertfordshire
See the weather trend as well as the moving average line
July weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Jul. | Patchy rain possible | 19° /11° | 0.5 mm | 5 | |
| 2 Jul. | Cloudy | 18° /9° | 0.2 mm | 5 | |
| 3 Jul. | Patchy rain possible | 17° /10° | 2 mm | 4 | |
| 4 Jul. | Moderate or heavy rain shower | 18° /9° | 6.5 mm | 4 | |
| 5 Jul. | Patchy rain possible | 17° /9° | 7.9 mm | 4 | |
| 6 Jul. | Partly cloudy | 18° /9° | 5.4 mm | 5 | |
| 7 Jul. | Sunny | 22° /10° | 1.8 mm | 6 | |
| 8 Jul. | Moderate rain at times | 22° /12° | 3.2 mm | 5 | |
| 9 Jul. | Patchy rain possible | 20° /13° | 3 mm | 5 | |
| 10 Jul. | Overcast | 22° /12° | 0.7 mm | 5 | |
| 11 Jul. | Patchy rain possible | 21° /12° | 1 mm | 5 | |
| 12 Jul. | Patchy rain possible | 18° /11° | 0.6 mm | 5 | |
| 13 Jul. | Patchy rain possible | 20° /10° | 0.8 mm | 5 | |
| 14 Jul. | Moderate or heavy rain shower | 19° /10° | 7.1 mm | 4 | |
| 15 Jul. | Moderate rain at times | 20° /12° | 4.6 mm | 5 | |
| 16 Jul. | Patchy rain possible | 19° /12° | 1.6 mm | 5 | |
| 17 Jul. | Patchy rain possible | 21° /10° | 0.8 mm | 5 | |
| 18 Jul. | Moderate rain at times | 23° /12° | 0.5 mm | 6 | |
| 19 Jul. | Patchy rain possible | 24° /13° | 0.6 mm | 6 | |
| 20 Jul. | Overcast | 21° /12° | 1.9 mm | 5 | |
| 21 Jul. | Patchy rain possible | 20° /11° | 0.3 mm | 5 | |
| 22 Jul. | Heavy rain at times | 20° /11° | 6.9 mm | 5 | |
| 23 Jul. | Patchy rain possible | 22° /14° | 2 mm | 5 | |
| 24 Jul. | Patchy rain possible | 20° /12° | 1 mm | 5 | |
| 25 Jul. | Patchy rain possible | 19° /12° | 1.1 mm | 4 | |
| 26 Jul. | Patchy rain possible | 22° /10° | 3.9 mm | 5 | |
| 27 Jul. | Patchy rain possible | 22° /13° | 4.1 mm | 5 | |
| 28 Jul. | Patchy rain possible | 23° /12° | 0.2 mm | 6 | |
| 29 Jul. | Patchy rain possible | 24° /13° | 0.2 mm | 6 | |
| 30 Jul. | Heavy rain at times | 23° /14° | 1.8 mm | 6 | |
| 31 Jul. | Patchy rain possible | 23° /15° | 0.9 mm | 6 | |
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Important Notice
Our weather forecast for Hertfordshire in July is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Hertfordshire forecast closer to your planned date for the most up-to-date weather information.
Hertfordshire in July - FAQ
What are the expected maximum and minimum temperatures in Hertfordshire during July?
Enjoy moderate daytime temperatures of up to 21° and cooler nights around 12°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Hertfordshire during July?
Moderate rainfall is anticipated in Hertfordshire during July, with a total of 82.5 mm spread over approximately 26 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Hertfordshire during July?
The average wind speed in Hertfordshire during July is 25 km/h, suggesting breezy to windy conditions, depending on your activities.
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