Palatine (IL) Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Palatine.
Climate overview of Palatine
Palatine, Illinois, United States of America, experiences significant temperature variation throughout the year. Summers bring daytime highs of 29°C (84°F) in July, while winters cool to -1°C (30°F) in January.
With around 1028 mm (40 in) of annual rain/snowfall, Palatine has a notably wet climate. The wettest month is June. The sunniest month is July, with 10.6 hours of sunshine per day on average.
Palatine Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Palatine — and find the best time to visit.
Monthly Temperature in Palatine
Depending on the time of the year, temperatures range from comfortable to very cold in Palatine. Average daytime temperatures reach a comfortable 29°C (84°F) in July. In January, the coolest month of the year, temperatures drop to a very cold -1°C (30°F).
At night, temperatures range from around 18°C (64°F) in July to -10°C (14°F) in January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Palatine
Palatine has a relatively rain/snowy climate with high precipitation levels, averaging 1028 mm (40 in) of rain/snowfall annually. Palatine can be quite wet during June, receiving approximately 123 mm (4.8 in) of precipitation over 14 rainy days.
In contrast, during the driest month (January), you will experience much drier conditions, with 44 mm (1.7 in) of precipitation spread across 10 snowy days days. For more details, please visit our Palatine 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 Palatine
Palatine can be enjoyed more throughout the sunniest month of July under a blue sky, with approximately 10.6 hours of sunshine daily. In contrast, the city experiences much darker days in December, with only 3.6 hours of sunlight per day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Daily percentage of sunshine
Humidity in Palatine by Month
The relative humidity is high throughout the year in Palatine.
The city experiences its highest humidity in December, reaching 76%. In May, the humidity drops to its lowest level at 64%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Wind Speed in Palatine
The mean wind speed varies between 4 m/s (8 knots) and 6 m/s (12 knots) throughout the year. It is lowest in June, July, August and September and highest during January, March and April. What does this mean?
The mean monthly wind speed over the year (meters per second)
Best Time to Visit Palatine
Rainfall during this time ranges from 92 mm (3.6 in) in September to 123 mm (4.8 in) in June. This means you can expect a mix of sunny days and occasional showers. Wondering where to travel based on your weather preferences? Our recommendation tool helps you find destinations with your ideal climate conditions. Use our weather planner to find your perfect destination.
Frequently asked questions about the climate in Palatine
What is the best time to visit Palatine?
September typically offers the most optimal weather in Palatine. In contrast, January, February, March, November and December tend to have less optimal conditions.
What temperatures can I expect in Palatine?
Daytime highs range from -1°C (30°F) in January to 29°C (84°F) in July. Nighttime lows range from -10°C (14°F) to 18°C (64°F). Temperatures vary considerably through the year.
How much rain does Palatine get?
Annual rainfall is around 1028 mm (40 in). June is the wettest month with 123 mm (4.8 in), while January is the driest with 44 mm (1.7 in).
How sunny is Palatine?
Palatine receives around 2,509 hours of sunshine per year. July is the sunniest month with 319 hours, while December is the cloudiest with just 107 hours. Overall, Palatine enjoys abundant sunshine.
Palatine 3-Day Forecast
Palatine (IL) 3-Day Forecast
Palatine on the map
Palatine is highlighted — select any city to see its climate.
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