Olney Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Olney.
Climate overview of Olney
Olney, Buckinghamshire, United Kingdom, sees big temperature differences between seasons, with July peaking at 23°C (73°F) and January dropping to 8°C (46°F).
Olney sees a moderate amount of rain/snowfall, totalling around 724 mm (29 in) per year. It experiences warm summers and cold winters, creating some seasonal variation. The most sunshine falls in July, with an average of 6.6 hours of daily sunshine.
Olney Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Olney - and find the best time to visit.
Monthly Temperature in Olney
Visitors to Olney can expect significant temperature changes throughout the year. Average maximum daytime temperatures range from a comfortable 23°C (73°F) in July, the warmest time of the year, to a chilly 8°C (46°F) during cooler months like January.
At night, you can expect temperatures ranging from 13°C (55°F) in July to around 2°C (36°F) during January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Olney
Generally, Olney experiences moderate precipitation patterns, averaging 724 mm (29 in) yearly. Year-round, Olney has a balanced climate with minimal variation in precipitation. The difference between the wettest month, July, with 67 mm (2.6 in), and the driest month, March, with 50 mm (2 in), is minimal. For more details, please visit our Olney Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Sunshine Hours in Olney
Seasonal changes in sunshine hours are quite dramatic in Olney. While July receives considerable daily sunshine with up to 6.6 hours, December marks the darkest time of the year, where sunshine is scarce with only 1.4 hours of sunlight per day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Best Time to Visit Olney
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: June, July, August and September
- Warmest weather: July and August
- Most sunshine: July
- Seasonal pattern: Warm summers and cold winters
Frequently asked questions about the climate in Olney
What is the best time to visit Olney?
June, July, August and September typically offer the most optimal weather in Olney. In contrast, January, February and December tend to have less optimal conditions. Olney has warm summers and cold winters.
What temperatures can I expect in Olney?
Daytime highs range from 8°C (46°F) in January to 23°C (73°F) in July. Nighttime lows range from 2°C (36°F) to 13°C (55°F). Temperatures vary considerably through the year.
How much rain does Olney get?
Annual rainfall is around 724 mm (29 in). July is the wettest month with 67 mm (2.6 in), while March is the driest with 50 mm (2 in).
How sunny is Olney?
Olney receives around 1,476 hours of sunshine per year. July is the sunniest month with 199 hours, while December is the cloudiest with just 42 hours.
Olney 3-Day Forecast
Olney 3-Day Forecast
Olney on the map
Olney is highlighted - select any city to see its climate.
Popular this month
Where to go in July - average daytime high across popular destinations.
London
23°C (73°F) Bath22°C (72°F) York22°C (72°F) Manchester
21°C (70°F) Edinburgh
19°C (66°F) Glasgow19°C (66°F) Torquay20°C (68°F) Blackpool19°C (66°F) 
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