July is one of the warmer months of the year in Reading, with average highs near 29.3°C and lows around 17.5°C (mean 23.4°C). It is a relatively wet time of year, averaging 118 mm of rainfall and 71% relative humidity across the period.
July is one of the warmer months of the year in Reading. Across 45 years of records, the warmest July in Reading was 1999 — when the month averaged 26.2°C — while the coldest was 1984 at 20.4°C. Typical July days reach 29.3°C with nights near 17.5°C. The long-term trend is warming, about 0.5°C per decade.
July is a relatively wet time of year in Reading, averaging 118 mm of rainfall. The wettest July on record was 2018 with 236 mm, while the driest was 2002 at 30 mm.
Relative humidity in Reading during July averages 71%. The most humid July was 1984 at 83%, and the least humid was 1999 at 54%.
July receives about 5.8 kWh/m²/day of solar energy in Reading. The sunniest Julys were 2010 and 2011 at 6.4 kWh/m²/day, and the cloudiest were 1984, 1989 and 2004 at 5.2.
Average wind speed in Reading during July is 0.3 m/s. The windiest Julys were 2016, 2018 and 2021, among others at 0.3 m/s, while the calmest were 2023, 2024 and 2025, among others at 0.2 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 22.7°C | 23.2°C | 22.7°C | 24.1°C | 24.9°C | +2.2°C |
| Avg High | 28.6°C | 29.2°C | 28.5°C | 29.8°C | 30.8°C | +2.2°C |
| Avg Low | 16.7°C | 17.2°C | 16.9°C | 18.4°C | 19.1°C | +2.4°C |
| Avg Rain | 119 mm | 102 mm | 109 mm | 136 mm | 131 mm | +12 mm |
July temperatures in Reading have risen by about 3.1°C between 1981–1985 and 2021–2025.
July has ranged from a record low of 8°C (1982) to a record high of 39.3°C (2010).
Rainfall in July is a relatively wet time of year, averaging 118 mm, with a wettest year of 236 mm.
One of the best times to visit Reading
July is one of the best times to visit Reading. Expect days averaging 29.3°C and nights around 17.5°C (mean 23.4°C) — warmer than Reading's yearly average — with higher rainfall (118 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 | 30.9°C | 25.3°C | 19.6°C | 37.4°C | 15.1°C | 125 mm | 73% | 0.2 m/s | 5.8 |
| 2024 | 31.5°C | 25.6°C | 19.7°C | 36.5°C | 13.7°C | 116 mm | 68% | 0.2 m/s | 5.7 |
| 2023 | 30.2°C | 24.4°C | 18.7°C | 34.6°C | 15.5°C | 175 mm | 75% | 0.2 m/s | 5.7 |
| 2022 | 31.7°C | 25.2°C | 18.8°C | 36.7°C | 13.6°C | 63 mm | 65% | 0.2 m/s | 6 |
| 2021 | 29.6°C | 23.8°C | 18.1°C | 34.5°C | 11.2°C | 138 mm | 73% | 0.3 m/s | 5.6 |
| 2020 | 31.0°C | 25.2°C | 19.4°C | 34.4°C | 16.3°C | 168 mm | 73% | 0.2 m/s | 6.2 |
| 2019 | 29.6°C | 24.3°C | 19.0°C | 35.7°C | 13.4°C | 147 mm | 79% | 0.2 m/s | 6.3 |
| 2018 🌧️ | 28.3°C | 23.0°C | 17.8°C | 34.6°C | 12.3°C | 236 mm | 77% | 0.3 m/s | 6.1 |
| 2017 | 28.6°C | 23.3°C | 17.9°C | 32.5°C | 12.8°C | 190 mm | 76% | 0.2 m/s | 5.6 |
| 2016 | 31.5°C | 25.2°C | 18.8°C | 36.1°C | 12.9°C | 128 mm | 65% | 0.3 m/s | 6 |
| 2015 | 28.8°C | 23.0°C | 17.2°C | 34.0°C | 11.7°C | 105 mm | 73% | 0.2 m/s | 6 |
| 2014 | 27.7°C | 22.1°C | 16.5°C | 32.0°C | 11.7°C | 131 mm | 75% | 0.3 m/s | 6.2 |
| 2013 | 28.9°C | 24.1°C | 19.3°C | 36.3°C | 12.4°C | 116 mm | 78% | 0.2 m/s | 5.7 |
| 2012 | 31.7°C | 25.6°C | 19.5°C | 37.7°C | 15.7°C | 100 mm | 65% | 0.2 m/s | 5.9 |
| 2011 | 30.8°C | 24.8°C | 18.9°C | 36.8°C | 12.3°C | 70 mm | 70% | 0.2 m/s | 6.4 |
| 2010 | 31.6°C | 25.2°C | 18.7°C | 39.3°C | 11.1°C | 136 mm | 64% | 0.3 m/s | 6.4 |
| 2009 | 26.0°C | 20.7°C | 15.4°C | 30.0°C | 10.2°C | 129 mm | 76% | 0.3 m/s | 5.8 |
| 2008 | 29.6°C | 23.8°C | 18.0°C | 34.3°C | 14.1°C | 113 mm | 70% | 0.3 m/s | 5.9 |
| 2007 | 29.1°C | 22.8°C | 16.5°C | 34.9°C | 9.3°C | 90 mm | 65% | 0.3 m/s | 6 |
| 2006 | 28.1°C | 23.3°C | 18.4°C | 32.5°C | 12.3°C | 112 mm | 83% | 0.2 m/s | 6 |
| 2005 | 29.9°C | 24.1°C | 18.3°C | 34.4°C | 13.9°C | 142 mm | 73% | 0.2 m/s | 5.8 |
| 2004 | 27.0°C | 21.9°C | 16.8°C | 30.7°C | 13.4°C | 207 mm | 81% | 0.3 m/s | 5.2 |
| 2003 | 26.9°C | 21.9°C | 16.9°C | 29.6°C | 13.0°C | 112 mm | 81% | 0.3 m/s | 5.9 |
| 2002 | 32.1°C | 25.0°C | 18.0°C | 36.5°C | 11.0°C | 30 mm | 58% | 0.3 m/s | 6.2 |
| 2001 | 29.1°C | 22.2°C | 15.3°C | 35.5°C | 10.2°C | 71 mm | 60% | 0.3 m/s | 6.3 |
| 2000 | 27.1°C | 21.0°C | 15.0°C | 30.7°C | 9.7°C | 83 mm | 69% | 0.3 m/s | 5.5 |
| 1999 🔥 | 33.5°C | 26.2°C | 18.9°C | 38.6°C | 12.4°C | 31 mm | 54% | 0.3 m/s | 6.1 |
| 1998 | 27.1°C | 21.6°C | 16.0°C | 31.2°C | 11.3°C | 62 mm | 75% | 0.3 m/s | 5.8 |
| 1997 | 30.0°C | 23.0°C | 16.0°C | 37.0°C | 10.6°C | 105 mm | 61% | 0.3 m/s | 6.3 |
| 1996 | 25.6°C | 20.5°C | 15.5°C | 31.2°C | 9.9°C | 168 mm | 82% | 0.3 m/s | 5.3 |
| 1995 | 29.4°C | 23.7°C | 17.9°C | 35.4°C | 10.1°C | 114 mm | 73% | 0.3 m/s | 5.5 |
| 1994 | 28.7°C | 23.4°C | 18.2°C | 33.8°C | 13.6°C | 146 mm | 77% | 0.2 m/s | 5.6 |
| 1993 | 30.4°C | 24.2°C | 18.0°C | 34.9°C | 13.2°C | 77 mm | 65% | 0.3 m/s | 6 |
| 1992 | 27.3°C | 22.1°C | 16.8°C | 32.3°C | 11.5°C | 136 mm | 76% | 0.3 m/s | 5.8 |
| 1991 | 31.2°C | 24.5°C | 17.8°C | 37.0°C | 13.5°C | 84 mm | 60% | 0.2 m/s | 5.7 |
| 1990 | 28.6°C | 22.7°C | 16.9°C | 34.1°C | 11.1°C | 99 mm | 74% | 0.3 m/s | 5.4 |
| 1989 | 26.5°C | 21.7°C | 16.9°C | 31.7°C | 11.9°C | 151 mm | 82% | 0.3 m/s | 5.2 |
| 1988 | 31.5°C | 24.9°C | 18.3°C | 38.2°C | 8.4°C | 184 mm | 65% | 0.2 m/s | 5.6 |
| 1987 | 30.9°C | 24.6°C | 18.3°C | 37.0°C | 11.7°C | 97 mm | 67% | 0.2 m/s | 6.1 |
| 1986 | 29.9°C | 23.5°C | 17.1°C | 35.3°C | 9.9°C | 135 mm | 70% | 0.3 m/s | 5.5 |
| 1985 | 29.1°C | 22.6°C | 16.0°C | 32.9°C | 10.5°C | 137 mm | 67% | 0.3 m/s | 6.1 |
| 1984 ❄️ | 25.2°C | 20.4°C | 15.5°C | 29.3°C | 9.4°C | 150 mm | 83% | 0.3 m/s | 5.2 |
| 1983 | 28.7°C | 22.4°C | 16.0°C | 33.6°C | 9.0°C | 38 mm | 72% | 0.3 m/s | — |
| 1982 | 27.1°C | 21.4°C | 15.7°C | 31.3°C | 8.0°C | 77 mm | 77% | 0.3 m/s | — |
| 1981 | 28.7°C | 22.4°C | 16.1°C | 33.4°C | 10.4°C | 104 mm | 69% | 0.3 m/s | — |
Actual recorded July data for each year, 1981–2025 — sourced from NASA POWER.
The average high in July is around 29.3°C with lows near 17.5°C (mean 23.4°C), based on 45 years of NASA POWER data.
July averages 118 mm of rainfall in Reading, a relatively wet time of year. The wettest on record was 236 mm in 2018.
The hottest July reached 39.3°C in 2010. The coldest dipped to 8°C in 1982.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average July temperatures have risen by about 3.1°C. Daytime highs moved from 27.8°C to 30.8°C and overnight lows from 15.9°C to 19°C over the same span.
July is one of the warmer months of the year in Reading and a relatively wet time of year, so plan for around 29.3°C daytime highs and 17.5°C at night.
Not quite — July is the 12th coolest month in Reading, averaging 23.4°C.
For July in Reading, pack light layers you can adjust through the day, with typical highs of 29.3°C and lows of 17.5°C. Bring an umbrella or light rain jacket too.
Relative humidity in July averages 71% — moderately humid.
Average wind speed in July is 0.3 m/s. The windiest July on record averaged 0.3 m/s (1981).
The wettest July on record was 2018 with 236 mm. On average, July sees 118 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 Reading 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.
