July is one of the warmer months of the year in Thatcham, with average highs near 22.6°C and lows around 12°C (mean 17.3°C). It is about average for rainfall, averaging 55 mm of rainfall and 75% relative humidity across the period.
July is one of the warmer months of the year in Thatcham. Across 45 years of records, the warmest July in Thatcham was 2006 — when the month averaged 20.6°C — while the coldest was 1988 at 14.7°C. Typical July days reach 22.6°C with nights near 12°C. The long-term trend is warming, about 0.3°C per decade.
July is about average for rainfall in Thatcham, averaging 55 mm of rainfall. The wettest July on record was 2007 with 115 mm, while the driest was 2022 at 10 mm.
Relative humidity in Thatcham during July averages 75%. The most humid July was 2007 at 82%, and the least humid was 2022 at 64%.
July receives about 5.1 kWh/m²/day of solar energy in Thatcham. The sunniest Julys were 2006 and 2018 at 6 kWh/m²/day, and the cloudiest were 1988, 1992 and 2023 at 4.5.
Average wind speed in Thatcham during July is 3 m/s. The windiest July was 1988 at 4.1 m/s, while the calmest was 1983 at 2.1 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 16.9°C | 17.3°C | 16.9°C | 17.6°C | 17.9°C | +1°C |
| Avg High | 22.2°C | 22.8°C | 21.9°C | 23.0°C | 23.3°C | +1.1°C |
| Avg Low | 11.6°C | 11.8°C | 11.9°C | 12.2°C | 12.5°C | +0.9°C |
| Avg Rain | 48 mm | 47 mm | 68 mm | 54 mm | 57 mm | +8 mm |
July temperatures in Thatcham have risen by about 1.1°C between 1981–1985 and 2021–2025.
July has ranged from a record low of 5.8°C (1993) to a record high of 36.7°C (2022).
Rainfall in July is about average for rainfall, averaging 55 mm, with a wettest year of 115 mm.
One of the best times to visit Thatcham
July is one of the best times to visit Thatcham. Expect days averaging 22.6°C and nights around 12°C (mean 17.3°C) — warmer than Thatcham's yearly average — with moderate rainfall (55 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 | 25.7°C | 19.7°C | 13.6°C | 32.8°C | 9.3°C | 42 mm | 67% | 2.8 m/s | 5.2 |
| 2024 | 22.2°C | 17.0°C | 11.8°C | 30.0°C | 8.1°C | 67 mm | 78% | 2.7 m/s | 4.9 |
| 2023 | 21.0°C | 16.5°C | 11.9°C | 26.9°C | 8.9°C | 101 mm | 78% | 3.7 m/s | 4.5 |
| 2022 | 26.0°C | 19.6°C | 13.2°C | 36.7°C | 8.7°C | 10 mm | 64% | 2.8 m/s | 5.5 |
| 2021 | 22.7°C | 18.0°C | 13.3°C | 29.8°C | 10.2°C | 68 mm | 78% | 2.6 m/s | 5.1 |
| 2020 | 22.2°C | 16.7°C | 11.3°C | 32.8°C | 7.8°C | 51 mm | 74% | 3.4 m/s | 5 |
| 2019 | 24.1°C | 18.6°C | 13.0°C | 34.4°C | 8.5°C | 58 mm | 73% | 2.8 m/s | 5.3 |
| 2018 | 26.7°C | 20.3°C | 14.0°C | 32.7°C | 11.0°C | 26 mm | 66% | 2.5 m/s | 6 |
| 2017 | 22.7°C | 17.6°C | 12.6°C | 30.8°C | 9.4°C | 89 mm | 74% | 3.2 m/s | 4.9 |
| 2016 | 21.4°C | 16.6°C | 11.9°C | 30.1°C | 8.2°C | 26 mm | 80% | 3.1 m/s | 5.2 |
| 2015 | 22.2°C | 16.8°C | 11.4°C | 30.8°C | 7.1°C | 78 mm | 73% | 3.6 m/s | 5 |
| 2014 | 23.6°C | 17.9°C | 12.2°C | 28.1°C | 8.1°C | 40 mm | 74% | 2.7 m/s | 5.7 |
| 2013 | 24.9°C | 18.9°C | 12.9°C | 30.9°C | 7.9°C | 52 mm | 72% | 2.7 m/s | 5.9 |
| 2012 | 19.7°C | 15.3°C | 11.0°C | 27.1°C | 7.4°C | 95 mm | 82% | 3 m/s | 4.6 |
| 2011 | 21.3°C | 15.9°C | 10.5°C | 25.7°C | 7.3°C | 46 mm | 72% | 2.7 m/s | 4.8 |
| 2010 | 23.2°C | 18.0°C | 12.8°C | 28.1°C | 9.6°C | 31 mm | 72% | 3.3 m/s | 5 |
| 2009 | 21.0°C | 16.4°C | 11.8°C | 30.2°C | 8.7°C | 91 mm | 76% | 3.7 m/s | 4.9 |
| 2008 | 21.5°C | 16.5°C | 11.4°C | 28.3°C | 7.2°C | 70 mm | 77% | 3.4 m/s | 5.1 |
| 2007 🌧️ | 19.3°C | 15.2°C | 11.1°C | 22.3°C | 7.2°C | 115 mm | 82% | 3.6 m/s | 4.6 |
| 2006 🔥 | 27.1°C | 20.6°C | 14.1°C | 35.1°C | 9.4°C | 43 mm | 67% | 2.7 m/s | 6 |
| 2005 | 22.9°C | 17.7°C | 12.4°C | 30.0°C | 8.9°C | 68 mm | 73% | 3.1 m/s | 4.7 |
| 2004 | 21.2°C | 16.1°C | 11.0°C | 27.6°C | 7.9°C | 53 mm | 76% | 2.9 m/s | 4.7 |
| 2003 | 22.5°C | 17.6°C | 12.6°C | 30.8°C | 9.8°C | 49 mm | 77% | 2.9 m/s | 4.9 |
| 2002 | 20.9°C | 16.1°C | 11.2°C | 29.0°C | 7.9°C | 83 mm | 79% | 2.8 m/s | 4.6 |
| 2001 | 22.7°C | 17.4°C | 12.2°C | 29.6°C | 7.5°C | 55 mm | 76% | 2.8 m/s | 5 |
| 2000 | 19.6°C | 15.2°C | 10.8°C | 24.1°C | 7.6°C | 52 mm | 81% | 2.5 m/s | 4.8 |
| 1999 | 23.5°C | 17.7°C | 11.9°C | 29.2°C | 7.5°C | 20 mm | 75% | 3 m/s | 5.9 |
| 1998 | 19.6°C | 15.2°C | 10.8°C | 23.4°C | 7.4°C | 42 mm | 81% | 3.4 m/s | 4.7 |
| 1997 | 22.5°C | 17.1°C | 11.7°C | 26.7°C | 7.0°C | 36 mm | 74% | 2.7 m/s | 5.2 |
| 1996 | 23.0°C | 17.0°C | 11.1°C | 29.6°C | 7.1°C | 37 mm | 71% | 2.9 m/s | 5.2 |
| 1995 | 25.3°C | 19.1°C | 13.0°C | 30.7°C | 9.4°C | 34 mm | 71% | 2.9 m/s | 5.4 |
| 1994 | 24.0°C | 18.2°C | 12.3°C | 29.1°C | 9.2°C | 55 mm | 76% | 2.6 m/s | 5.9 |
| 1993 | 20.2°C | 15.4°C | 10.6°C | 24.5°C | 5.8°C | 59 mm | 78% | 3.5 m/s | 4.8 |
| 1992 | 22.1°C | 17.1°C | 12.1°C | 27.2°C | 8.7°C | 96 mm | 76% | 3 m/s | 4.5 |
| 1991 | 22.9°C | 17.7°C | 12.5°C | 27.5°C | 10.1°C | 69 mm | 76% | 3.3 m/s | 5.1 |
| 1990 | 24.7°C | 18.2°C | 11.7°C | 32.3°C | 6.3°C | 20 mm | 65% | 3.4 m/s | 5.5 |
| 1989 | 25.5°C | 19.1°C | 12.8°C | 32.7°C | 8.2°C | 27 mm | 68% | 3 m/s | 5.4 |
| 1988 ❄️ | 19.0°C | 14.7°C | 10.5°C | 23.5°C | 8.0°C | 89 mm | 80% | 4.1 m/s | 4.5 |
| 1987 | 21.1°C | 16.2°C | 11.2°C | 27.3°C | 7.3°C | 57 mm | 77% | 2.9 m/s | 4.6 |
| 1986 | 21.5°C | 16.3°C | 11.1°C | 27.2°C | 7.1°C | 47 mm | 75% | 3 m/s | 4.6 |
| 1985 | 21.4°C | 16.2°C | 11.0°C | 27.0°C | 8.0°C | 53 mm | 78% | 3.1 m/s | 5 |
| 1984 | 23.8°C | 17.5°C | 11.3°C | 28.7°C | 6.4°C | 22 mm | 68% | 2.8 m/s | 5.5 |
| 1983 | 24.8°C | 19.5°C | 14.2°C | 28.5°C | 8.5°C | 58 mm | 78% | 2.1 m/s | — |
| 1982 | 22.0°C | 16.7°C | 11.4°C | 26.2°C | 8.2°C | 39 mm | 78% | 2.9 m/s | — |
| 1981 | 20.4°C | 15.6°C | 10.9°C | 25.1°C | 8.0°C | 41 mm | 80% | 2.9 m/s | — |
Actual recorded July data for each year, 1981–2025 — sourced from NASA POWER.
The average high in July is around 22.6°C with lows near 12°C (mean 17.3°C), based on 45 years of NASA POWER data.
July averages 55 mm of rainfall in Thatcham, about average for rainfall. The wettest on record was 115 mm in 2007.
The hottest July reached 36.7°C in 2022. The coldest dipped to 5.8°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 22.5°C to 23.5°C and overnight lows from 11.8°C to 12.8°C over the same span.
July is one of the warmer months of the year in Thatcham and about average for rainfall, so plan for around 22.6°C daytime highs and 12°C at night.
Not quite — July is the 12th coolest month in Thatcham, averaging 17.3°C.
For July in Thatcham, pack light layers you can adjust through the day, with typical highs of 22.6°C and lows of 12°C. Bring an umbrella or light rain jacket too.
Relative humidity in July averages 75% — moderately humid.
Average wind speed in July is 3 m/s. The windiest July on record averaged 4.1 m/s (1988).
The wettest July on record was 2007 with 115 mm. On average, July sees 55 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 Thatcham 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.
