July is one of the warmer months of the year in Norwich, with average highs near 21.5°C and lows around 12.1°C (mean 16.8°C). It is about average for rainfall, averaging 61 mm of rainfall and 79% relative humidity across the period.
July is one of the warmer months of the year in Norwich. Across 45 years of records, the warmest July in Norwich was 2006 — when the month averaged 19.3°C — while the coldest was 2000 at 14.8°C. Typical July days reach 21.5°C with nights near 12.1°C. The long-term trend is warming, about 0.3°C per decade.
July is about average for rainfall in Norwich, averaging 61 mm of rainfall. The wettest July on record was 2015 with 140 mm, while the driest was 2022 at 11 mm.
Relative humidity in Norwich during July averages 79%. The most humid July was 2021 at 83%, and the least humid was 1990 at 72%.
July receives about 5 kWh/m²/day of solar energy in Norwich. The sunniest July was 2006 at 6.1 kWh/m²/day, and the cloudiest was 2000 at 4.2.
Average wind speed in Norwich during July is 2.9 m/s. The windiest July was 1988 at 4 m/s, while the calmest was 1983 at 2.2 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 16.2°C | 16.9°C | 16.6°C | 17.2°C | 17.2°C | +1°C |
| Avg High | 20.9°C | 21.9°C | 21.0°C | 21.8°C | 21.9°C | +1°C |
| Avg Low | 11.6°C | 12.0°C | 12.2°C | 12.5°C | 12.5°C | +0.9°C |
| Avg Rain | 52 mm | 44 mm | 74 mm | 69 mm | 65 mm | +12 mm |
July temperatures in Norwich have risen by about 1.1°C between 1981–1985 and 2021–2025.
July has ranged from a record low of 6.6°C (1993) to a record high of 30.2°C (2018).
Rainfall in July is about average for rainfall, averaging 61 mm, with a wettest year of 140 mm.
One of the best times to visit Norwich
July is one of the best times to visit Norwich. Expect days averaging 21.5°C and nights around 12.1°C (mean 16.8°C) — warmer than Norwich's yearly average — with moderate rainfall (61 mm), so conditions are generally comfortable for sightseeing and outdoor plans.
| Year | Avg High | Avg Temp | Avg Low | Hottest Day | Coldest Day | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|---|---|
| 2025 | 22.9°C | 18.2°C | 13.4°C | 28.0°C | 10.2°C | 63 mm | 78% | 2.5 m/s | 5 |
| 2024 | 21.3°C | 16.7°C | 12.1°C | 27.0°C | 7.9°C | 65 mm | 82% | 2.9 m/s | 4.9 |
| 2023 | 21.5°C | 17.0°C | 12.6°C | 26.0°C | 9.9°C | 104 mm | 77% | 3.5 m/s | 4.7 |
| 2022 | 23.1°C | 17.9°C | 12.6°C | 29.2°C | 9.3°C | 11 mm | 76% | 2.7 m/s | 5.5 |
| 2021 | 21.8°C | 17.3°C | 12.8°C | 26.4°C | 10.4°C | 57 mm | 83% | 2.8 m/s | 4.8 |
| 2020 | 20.6°C | 16.1°C | 11.6°C | 26.8°C | 8.2°C | 90 mm | 78% | 3.1 m/s | 4.7 |
| 2019 | 22.6°C | 17.9°C | 13.2°C | 29.7°C | 8.6°C | 88 mm | 77% | 2.7 m/s | 5 |
| 2018 | 24.0°C | 18.8°C | 13.5°C | 30.2°C | 8.9°C | 19 mm | 76% | 2.4 m/s | 5.7 |
| 2017 | 21.3°C | 16.9°C | 12.4°C | 26.6°C | 10.4°C | 83 mm | 79% | 3 m/s | 4.9 |
| 2016 | 21.7°C | 17.1°C | 12.5°C | 27.8°C | 8.5°C | 35 mm | 80% | 2.8 m/s | 5.2 |
| 2015 🌧️ | 21.3°C | 16.6°C | 12.0°C | 26.5°C | 7.6°C | 140 mm | 78% | 3.2 m/s | 5 |
| 2014 | 22.7°C | 18.3°C | 13.8°C | 26.4°C | 8.7°C | 53 mm | 79% | 2.9 m/s | 5.2 |
| 2013 | 22.7°C | 17.7°C | 12.6°C | 27.4°C | 9.4°C | 41 mm | 80% | 2.4 m/s | 5.4 |
| 2012 | 20.3°C | 15.9°C | 11.4°C | 26.1°C | 8.4°C | 119 mm | 80% | 2.8 m/s | 4.6 |
| 2011 | 19.3°C | 15.0°C | 10.7°C | 22.8°C | 8.1°C | 63 mm | 79% | 3 m/s | 4.6 |
| 2010 | 22.5°C | 17.8°C | 13.1°C | 26.9°C | 8.9°C | 46 mm | 77% | 2.9 m/s | 5.1 |
| 2009 | 21.0°C | 16.5°C | 11.9°C | 24.7°C | 8.5°C | 82 mm | 79% | 3.3 m/s | 5 |
| 2008 | 21.2°C | 16.6°C | 12.1°C | 27.3°C | 8.2°C | 53 mm | 80% | 3.1 m/s | 5.1 |
| 2007 | 19.8°C | 15.7°C | 11.6°C | 22.9°C | 8.4°C | 85 mm | 82% | 3.5 m/s | 4.8 |
| 2006 🔥 | 24.6°C | 19.3°C | 14.0°C | 28.3°C | 9.8°C | 39 mm | 77% | 2.5 m/s | 6.1 |
| 2005 | 20.7°C | 16.4°C | 12.0°C | 25.9°C | 9.1°C | 87 mm | 82% | 3 m/s | 4.3 |
| 2004 | 20.4°C | 16.0°C | 11.6°C | 24.3°C | 7.9°C | 77 mm | 81% | 2.6 m/s | 4.7 |
| 2003 | 21.7°C | 17.6°C | 13.4°C | 26.3°C | 10.2°C | 74 mm | 82% | 2.8 m/s | 4.9 |
| 2002 | 20.5°C | 16.2°C | 11.9°C | 26.5°C | 8.8°C | 89 mm | 83% | 2.7 m/s | 4.6 |
| 2001 | 21.4°C | 16.9°C | 12.4°C | 27.8°C | 6.9°C | 79 mm | 81% | 2.7 m/s | 4.8 |
| 2000 ❄️ | 18.9°C | 14.8°C | 10.6°C | 23.3°C | 7.1°C | 71 mm | 83% | 2.7 m/s | 4.2 |
| 1999 | 22.3°C | 17.4°C | 12.5°C | 26.1°C | 8.1°C | 26 mm | 78% | 3 m/s | 5.7 |
| 1998 | 20.0°C | 15.6°C | 11.1°C | 25.9°C | 8.0°C | 41 mm | 79% | 3.3 m/s | 4.6 |
| 1997 | 21.4°C | 16.6°C | 11.8°C | 25.1°C | 8.8°C | 39 mm | 79% | 2.8 m/s | 5.1 |
| 1996 | 21.4°C | 16.2°C | 11.0°C | 28.3°C | 6.6°C | 48 mm | 76% | 2.7 m/s | 5.1 |
| 1995 | 23.5°C | 18.5°C | 13.4°C | 27.9°C | 9.5°C | 42 mm | 79% | 2.9 m/s | 5.7 |
| 1994 | 23.3°C | 18.1°C | 12.9°C | 27.6°C | 9.9°C | 32 mm | 80% | 2.5 m/s | 5.7 |
| 1993 | 20.2°C | 15.5°C | 10.7°C | 25.0°C | 6.6°C | 68 mm | 78% | 3.3 m/s | 4.8 |
| 1992 | 21.7°C | 16.9°C | 12.1°C | 26.3°C | 9.5°C | 79 mm | 77% | 2.8 m/s | 4.7 |
| 1991 | 22.9°C | 17.9°C | 12.8°C | 28.9°C | 10.5°C | 40 mm | 76% | 3.2 m/s | 5 |
| 1990 | 22.1°C | 16.7°C | 11.3°C | 28.6°C | 7.2°C | 26 mm | 72% | 3.1 m/s | 5.3 |
| 1989 | 22.3°C | 17.2°C | 12.2°C | 27.8°C | 9.1°C | 44 mm | 78% | 2.8 m/s | 5.4 |
| 1988 | 19.3°C | 15.3°C | 11.3°C | 24.2°C | 8.6°C | 88 mm | 82% | 4 m/s | 4.6 |
| 1987 | 20.2°C | 15.9°C | 11.6°C | 25.7°C | 7.9°C | 82 mm | 81% | 2.9 m/s | 4.3 |
| 1986 | 21.0°C | 16.3°C | 11.6°C | 27.1°C | 7.6°C | 70 mm | 78% | 2.7 m/s | 4.5 |
| 1985 | 21.0°C | 16.2°C | 11.4°C | 25.6°C | 8.6°C | 48 mm | 80% | 3.1 m/s | 4.7 |
| 1984 | 20.2°C | 15.4°C | 10.6°C | 25.2°C | 6.8°C | 38 mm | 81% | 2.7 m/s | 4.8 |
| 1983 | 23.2°C | 18.2°C | 13.1°C | 28.7°C | 6.7°C | 30 mm | 82% | 2.2 m/s | — |
| 1982 | 20.9°C | 16.3°C | 11.7°C | 25.4°C | 8.6°C | 26 mm | 82% | 2.9 m/s | — |
| 1981 | 19.8°C | 15.4°C | 11.0°C | 24.6°C | 7.8°C | 45 mm | 82% | 2.8 m/s | — |
Actual recorded July data for each year, 1981–2025 — sourced from NASA POWER.
The average high in July is around 21.5°C with lows near 12.1°C (mean 16.8°C), based on 45 years of NASA POWER data.
July averages 61 mm of rainfall in Norwich, about average for rainfall. The wettest on record was 140 mm in 2015.
The hottest July reached 30.2°C in 2018. The coldest dipped to 6.6°C in 1993.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average July temperatures have risen by about 1.1°C. Daytime highs moved from 21°C to 22.1°C and overnight lows from 11.6°C to 12.7°C over the same span.
July is one of the warmer months of the year in Norwich and about average for rainfall, so plan for around 21.5°C daytime highs and 12.1°C at night.
Not quite — July is the 11th coolest month in Norwich, averaging 16.8°C.
For July in Norwich, pack light layers you can adjust through the day, with typical highs of 21.5°C and lows of 12.1°C. Bring an umbrella or light rain jacket too.
Relative humidity in July averages 79% — quite humid.
Average wind speed in July is 2.9 m/s. The windiest July on record averaged 4 m/s (1988).
The wettest July on record was 2015 with 140 mm. On average, July sees 61 mm.
All figures are derived from NASA POWER (Prediction Of Worldwide Energy Resources), based on MERRA-2 satellite reanalysis, covering 1981–2025.
Explore how the weather in Norwich behaves each July, based on 45 years of NASA POWER climate data from 1981 to 2025. This page breaks down average temperatures, rainfall, humidity, wind and solar radiation for July specifically, along with year-by-year records and how the month has changed over the decades.
