July is one of the warmer months of the year in Selby, with average highs near 20.2°C and lows around 11.1°C (mean 15.7°C). It is about average for rainfall, averaging 65 mm of rainfall and 81% relative humidity across the period.
July is one of the warmer months of the year in Selby. Across 45 years of records, the warmest July in Selby was 2006 — when the month averaged 18°C — while the coldest was 1988 at 14°C. Typical July days reach 20.2°C with nights near 11.1°C. The long-term trend is warming, about 0.2°C per decade.
July is about average for rainfall in Selby, averaging 65 mm of rainfall. The wettest July on record was 2009 with 136 mm, while the driest was 1984 at 19 mm.
Relative humidity in Selby during July averages 81%. The most humid July was 2003 at 83%, and the least humid was 1990 at 75%.
July receives about 4.8 kWh/m²/day of solar energy in Selby. The sunniest July was 2006 at 6 kWh/m²/day, and the cloudiest was 1986 at 4.
Average wind speed in Selby during July is 2.8 m/s. The windiest July was 1993 at 3.7 m/s, while the calmest were 1983, 2018 and 2021 at 2.1 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 15.3°C | 15.8°C | 15.5°C | 15.8°C | 16.1°C | +0.8°C |
| Avg High | 19.8°C | 20.5°C | 19.9°C | 20.4°C | 20.5°C | +0.7°C |
| Avg Low | 10.8°C | 11.0°C | 11.1°C | 11.2°C | 11.7°C | +0.9°C |
| Avg Rain | 56 mm | 52 mm | 80 mm | 68 mm | 73 mm | +17 mm |
July temperatures in Selby have risen by about 0.9°C between 1981–1985 and 2021–2025.
July has ranged from a record low of 5.5°C (1984) to a record high of 32.5°C (2022).
Rainfall in July is about average for rainfall, averaging 65 mm, with a wettest year of 136 mm.
One of the best times to visit Selby
July is one of the best times to visit Selby. Expect days averaging 20.2°C and nights around 11.1°C (mean 15.7°C) — warmer than Selby's yearly average — with moderate rainfall (65 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 | 21.6°C | 17.1°C | 12.5°C | 27.5°C | 8.7°C | 71 mm | 81% | 2.6 m/s | 4.7 |
| 2024 | 19.8°C | 15.4°C | 11.0°C | 25.9°C | 7.1°C | 58 mm | 81% | 2.6 m/s | 4.6 |
| 2023 | 19.4°C | 15.4°C | 11.5°C | 24.2°C | 8.5°C | 115 mm | 81% | 3.4 m/s | 4.4 |
| 2022 | 22.0°C | 17.3°C | 12.5°C | 32.5°C | 9.2°C | 41 mm | 77% | 2.7 m/s | 4.8 |
| 2021 | 21.5°C | 16.9°C | 12.4°C | 26.9°C | 9.6°C | 78 mm | 83% | 2.1 m/s | 4.8 |
| 2020 | 18.9°C | 14.6°C | 10.3°C | 27.1°C | 7.2°C | 75 mm | 81% | 3.3 m/s | 4.3 |
| 2019 | 21.7°C | 17.2°C | 12.6°C | 29.9°C | 8.5°C | 83 mm | 81% | 2.6 m/s | 4.8 |
| 2018 | 22.8°C | 17.4°C | 12.0°C | 27.1°C | 9.8°C | 44 mm | 79% | 2.1 m/s | 5.6 |
| 2017 | 19.6°C | 15.2°C | 10.7°C | 24.2°C | 8.9°C | 93 mm | 82% | 3 m/s | 4.8 |
| 2016 | 19.9°C | 15.5°C | 11.2°C | 27.1°C | 7.3°C | 54 mm | 82% | 3 m/s | 4.8 |
| 2015 | 19.3°C | 14.7°C | 10.1°C | 28.0°C | 6.5°C | 77 mm | 80% | 2.9 m/s | 4.8 |
| 2014 | 21.2°C | 16.5°C | 11.7°C | 25.4°C | 8.2°C | 62 mm | 81% | 2.5 m/s | 5.3 |
| 2013 | 22.2°C | 17.1°C | 12.1°C | 26.1°C | 7.9°C | 43 mm | 81% | 2.3 m/s | 5.4 |
| 2012 | 18.6°C | 14.4°C | 10.2°C | 25.2°C | 6.6°C | 95 mm | 83% | 2.8 m/s | 4.3 |
| 2011 | 18.8°C | 14.2°C | 9.7°C | 22.7°C | 6.4°C | 63 mm | 79% | 2.6 m/s | 4.8 |
| 2010 | 19.9°C | 15.8°C | 11.7°C | 24.0°C | 8.3°C | 62 mm | 82% | 3.1 m/s | 4.4 |
| 2009 🌧️ | 19.4°C | 15.3°C | 11.1°C | 26.3°C | 7.5°C | 136 mm | 82% | 3.2 m/s | 4.8 |
| 2008 | 20.1°C | 15.6°C | 11.1°C | 24.9°C | 7.3°C | 96 mm | 82% | 3.2 m/s | 4.7 |
| 2007 | 18.3°C | 14.4°C | 10.6°C | 20.9°C | 7.5°C | 120 mm | 83% | 3.2 m/s | 4.4 |
| 2006 🔥 | 23.4°C | 18.0°C | 12.5°C | 27.5°C | 8.1°C | 26 mm | 78% | 2.3 m/s | 6 |
| 2005 | 20.0°C | 15.8°C | 11.5°C | 26.8°C | 8.1°C | 76 mm | 81% | 2.8 m/s | 4.4 |
| 2004 | 18.9°C | 14.8°C | 10.6°C | 23.8°C | 7.0°C | 75 mm | 82% | 2.7 m/s | 4.4 |
| 2003 | 20.6°C | 16.3°C | 11.9°C | 25.0°C | 9.4°C | 78 mm | 83% | 2.9 m/s | 4.6 |
| 2002 | 19.4°C | 15.0°C | 10.6°C | 26.2°C | 6.7°C | 95 mm | 82% | 2.4 m/s | 4.4 |
| 2001 | 20.1°C | 15.7°C | 11.2°C | 25.3°C | 6.0°C | 36 mm | 81% | 3.1 m/s | 4.7 |
| 2000 | 18.3°C | 14.2°C | 10.0°C | 22.8°C | 6.1°C | 57 mm | 82% | 2.6 m/s | 4.3 |
| 1999 | 21.1°C | 16.2°C | 11.2°C | 25.6°C | 6.4°C | 44 mm | 80% | 2.8 m/s | 5.5 |
| 1998 | 18.7°C | 14.6°C | 10.4°C | 23.4°C | 8.1°C | 54 mm | 81% | 3.5 m/s | 4.5 |
| 1997 | 20.4°C | 15.8°C | 11.1°C | 24.5°C | 7.3°C | 63 mm | 80% | 2.7 m/s | 4.9 |
| 1996 | 20.0°C | 15.1°C | 10.2°C | 26.0°C | 6.7°C | 39 mm | 79% | 2.8 m/s | 5.1 |
| 1995 | 22.0°C | 17.1°C | 12.2°C | 27.3°C | 7.1°C | 31 mm | 79% | 2.9 m/s | 5.3 |
| 1994 | 22.0°C | 16.7°C | 11.5°C | 26.4°C | 8.0°C | 58 mm | 79% | 2.3 m/s | 5.5 |
| 1993 | 18.5°C | 14.2°C | 10.0°C | 22.6°C | 6.4°C | 60 mm | 79% | 3.7 m/s | 4.7 |
| 1992 | 19.9°C | 15.4°C | 10.9°C | 24.1°C | 7.8°C | 88 mm | 76% | 3.1 m/s | 4.5 |
| 1991 | 22.0°C | 17.1°C | 12.3°C | 26.3°C | 9.5°C | 51 mm | 78% | 3.2 m/s | 4.9 |
| 1990 | 20.8°C | 15.6°C | 10.4°C | 26.9°C | 5.7°C | 30 mm | 75% | 3.1 m/s | 5.3 |
| 1989 | 21.4°C | 16.6°C | 11.8°C | 26.5°C | 8.3°C | 34 mm | 79% | 2.6 m/s | 5.2 |
| 1988 ❄️ | 18.0°C | 14.0°C | 10.1°C | 22.6°C | 7.8°C | 123 mm | 82% | 3.6 m/s | 4.2 |
| 1987 | 19.1°C | 14.9°C | 10.8°C | 25.5°C | 7.5°C | 78 mm | 81% | 3.1 m/s | 4.2 |
| 1986 | 18.9°C | 14.5°C | 10.0°C | 25.0°C | 7.2°C | 42 mm | 80% | 3.1 m/s | 4 |
| 1985 | 19.2°C | 15.0°C | 10.8°C | 23.6°C | 7.5°C | 90 mm | 81% | 3.2 m/s | 4.3 |
| 1984 | 20.3°C | 15.3°C | 10.3°C | 24.4°C | 5.5°C | 19 mm | 79% | 2.5 m/s | 5.1 |
| 1983 | 22.5°C | 17.5°C | 12.5°C | 27.6°C | 8.9°C | 39 mm | 82% | 2.1 m/s | — |
| 1982 | 20.0°C | 15.2°C | 10.3°C | 24.9°C | 7.9°C | 28 mm | 81% | 2.7 m/s | — |
| 1981 | 18.9°C | 14.7°C | 10.4°C | 22.9°C | 7.8°C | 52 mm | 82% | 3 m/s | — |
Actual recorded July data for each year, 1981–2025 — sourced from NASA POWER.
The average high in July is around 20.2°C with lows near 11.1°C (mean 15.7°C), based on 45 years of NASA POWER data.
July averages 65 mm of rainfall in Selby, about average for rainfall. The wettest on record was 136 mm in 2009.
The hottest July reached 32.5°C in 2022. The coldest dipped to 5.5°C in 1984.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average July temperatures have risen by about 0.9°C. Daytime highs moved from 20.2°C to 20.9°C and overnight lows from 10.9°C to 12°C over the same span.
July is one of the warmer months of the year in Selby and about average for rainfall, so plan for around 20.2°C daytime highs and 11.1°C at night.
Not quite — July is the 12th coolest month in Selby, averaging 15.7°C.
For July in Selby, pack light layers you can adjust through the day, with typical highs of 20.2°C and lows of 11.1°C. Bring an umbrella or light rain jacket too.
Relative humidity in July averages 81% — quite humid.
Average wind speed in July is 2.8 m/s. The windiest July on record averaged 3.7 m/s (1993).
The wettest July on record was 2009 with 136 mm. On average, July sees 65 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 Selby 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.
