The best times to visit Ostrava for ideal weather are

May 21st to September 16th

based on average temperature and humidity from NOAA (the National Oceanic and Atmospheric Administration). Read below for more weather and travel details.



Other Ostrava Travel Info

Weather in Ostrava


Average temperatures in Ostrava vary drastically. Considering humidity, temperatures feel cold for about half of the year and otherwise nice with a fair chance of precipitation about half of the year. The area is less temperate than some — in the 36th percentile for pleasant weather — compared to tourist destinations worldwide. Weeks with ideal weather are listed above. If you’re looking for the very warmest time to visit Ostrava, the hottest months are July, August, and then June. See average monthly temperatures below. The warmest time of year is generally mid July where highs are regularly around 80.4°F (26.9°C) with temperatures rarely dropping below 58°F (14.4°C) at night.

Ostrava Temperatures (Fahrenheit)


Ostrava Temperatures (Celsius)


“Feels-Like” Temperatures

The way we experience weather isn’t all about temperature. Higher temperatures affect us much more at higher humidity, and colder temperatures feel piercing with high winds. Our perceived temperatures factor in humidity and wind chill to better represent how hot or cold the day feels to a person.

Ostrava Perceived Temperature (F)


Ostrava Perceived Temperature (C)



Average Ostrava Temperatures by Month

Daily highs (averaged for the month) usually give the best indication of the weather. A significantly lower mean and low generally just means it gets colder at night.

Show Fahrenheit

Month Avg. High (°F) Avg. Mean (°F) Avg. Low (°F)
Jan 35.5 30.9 25.1
Feb 37.9 32.1 25.4
Mar 48.5 39.8 30.7
Apr 60.3 49.7 37.9
May 66.6 56.9 45.9
Jun 73 63.4 52.9
Jul 78 67.4 56.4
Aug 77.5 66.6 55
Sep 66.9 57.5 47.9
Oct 56.3 48.1 40.1
Nov 48.2 42 35.3
Dec 37.8 33.1 27.2

Show Celsius

Month Avg. High (°C) Avg. Mean (°C) Avg. Low (°C)
Jan 1.9 -0.6 -3.8
Feb 3.3 0.1 -3.7
Mar 9.2 4.3 -0.7
Apr 15.7 9.8 3.3
May 19.2 13.8 7.7
Jun 22.8 17.4 11.6
Jul 25.6 19.7 13.6
Aug 25.3 19.2 12.8
Sep 19.4 14.2 8.8
Oct 13.5 8.9 4.5
Nov 9 5.6 1.8
Dec 3.2 0.6 -2.7



Precipitation (Rain or Snow)

If dry weather is what you’re after, the months with the lowest chance of significant precipitation in Ostrava are February, November, and then December. Note that we define “significant precipitation” as .1 inches or more in this section. The lowest chance of rain or snow occurs around late January and early February. For example, on the week of January 29th there are no days of precipitation on average. By contrast, it’s most likely to rain or snow in late July with an average of 3 days of significant precipitation the week of July 23rd.

When can you find snow in Ostrava? Weather stations report large amounts of snow likely to be deepest around April, especially close to early to mid January. The best time to ski (if at all) in Ostrava is often around around February 12th when fresh powder is deepest. Please note that a value of 0 for snow in the graph below may either mean there was no snow, or that snow is unreported.

Chance of Precipitation

The graph below shows the % chance of rainy and snowy days in Ostrava.

Days with precipitation

Snow on the Ground

The graph below shows the average snow on the ground in Ostrava (in).

Snow depth

Average Rain and Snow by Month

Show Inches

Month Daily Chance of Rain Average Snow Depth (in) Total Precipitation (in)
Jan 15% 4.3 1.4
Feb 7% 3.7 0.7
Mar 13% 1.3 1.3
Apr 13% 4.5 1.2
May 27% 0.4 3.8
Jun 27% 0.6 3.7
Jul 25% 0.4 3.9
Aug 20% 0.4 2.8
Sep 21% 0 3.1
Oct 17% 1.2 1.7
Nov 10% 1.8 1.2
Dec 12% 2.4 1.1

Show Centimeters

Month Daily Chance of Rain Average Snow Depth (cm) Total Precipitation (cm)
Jan 15 10.9 3.6
Feb 7 9.4 1.8
Mar 13 3.3 3.3
Apr 13 11.4 3
May 27 1 9.7
Jun 27 1.5 9.4
Jul 25 1 9.9
Aug 20 1 7.1
Sep 21 0 7.9
Oct 17 3 4.3
Nov 10 4.6 3
Dec 12 6.1 2.8


Humidity and Wind

Ostrava has some very humid months, with other comfortably humid months. The least humid month is April (58.1% relative humidity), and the most humid month is January (80%).

Wind in Ostrava is usually calm. The windiest month is December, followed by January and November. December’s average wind speed of around 8.9 knots (10.2 MPH or 16.4 KPH) is considered “a gentle breeze.” Maximum sustained winds (the highest speed for the day lasting more than a few moments) are at their highest in mid December where average top sustained speeds reach 16.1 knots, which is considered a moderate breeze.

Relative Humidity (%)

The graph below shows the average % humidity by month in Ostrava.

Avg. Relative Humidity


The graph below shows wind speed (max and average) in knots.

Max Sustained Wind
Average Daily Wind

Average Wind Speeds

Show Wind Speeds

All wind speeds are in knots. 1 knot = 1.15 MPH or 1.85 KPH.

Month Avg. Wind Avg. Wind Feel Sustained High Wind High Wind Feel
Jan 8.5 Gentle breeze 14.5 Significant breeze
Feb 7.4 Gentle breeze 13.4 Significant breeze
Mar 7.3 Gentle breeze 13.8 Significant breeze
Apr 5.9 Light breeze 12.5 Significant breeze
May 5.7 Light breeze 12.3 Significant breeze
Jun 5.7 Light breeze 12.4 Significant breeze
Jul 5.5 Light breeze 12.3 Significant breeze
Aug 5.2 Light breeze 11.7 Significant breeze
Sep 5.6 Light breeze 11.6 Significant breeze
Oct 5.9 Light breeze 11.8 Significant breeze
Nov 7.6 Gentle breeze 13.7 Significant breeze
Dec 8.9 Gentle breeze 15.3 Significant breeze

Show Relative Humidity by Month

Month Avg. Relative Humidity
Jan 80%
Feb 75.4%
Mar 64.1%
Apr 58.1%
May 64.9%
Jun 65.7%
Jul 62.9%
Aug 63%
Sep 70.9%
Oct 77.1%
Nov 78.2%
Dec 79%


Is it Safe to Travel to Ostrava?

Our best data indicates this area is generally safe. As of Oct 07, 2019 there are no travel advisories or warnings for the Czech Republic; exercise normal security precautions. Check this page for any recent changes or regions to avoid: Travel Advice and Advisories. This advisory was last updated on Aug 22, 2019.


The Busiest and Least Crowded Months

The busiest month for tourism in Ostrava, Czechia is June, followed by March and May. Prices for hotels and flights will be most expensive during these months, though you can save if you purchase well in advance. Tourists are unlikely to visit Ostrava in December. Those willing to visit at these times will likely find it the least expensive month.

Estimated Tourism by Month


Most Popular Months to Visit

Tourists Seeking Accommodations

Tourism graph is based on Google searches for services used by tourists relative to the rest of the year. Tourism data for this area is extrapolated based on nearby areas. Displayed data is calculated relative to the peak, so a score of 48.9 in December means 48.9% of the tourists vs. June.



Overall Ostrava Travel Experience by Season

Spring (March through May)

Humidity and temperatures combine to make this season feel moderately cold. Highs range from 70.1°F (21.2°C) and 45.3°F (7.4°C) with warmer temperatures in the later months. Rain is somewhat common with 4 to 8 days of significant precipitation per month. Spring is the second busiest for tourism, which makes it a good time for those looking for things to do.

Summer (June through August)

The middle-year months have very comfortable weather with high temperatures that are comfortable. These months see the most precipitation with 6 to 8 days of precipitation per month. June – August is the busiest season for tourism in Ostrava, so lodging and other accommodations may cost more than usual.

Fall (September through November)

Fall daily highs range from 69.6°F (20.9°C) and 41.3°F (5.2°C), which will feel chilly given the humidity and wind. It rains or snows a significant amount: 3 to 6 days per month. Tourism is fairly slow during these months due to the weather, so hotels may be lower priced.

Winter (December through February)

Weather is far too cold this time of year in Ostrava to be enjoyable for warm weather travelers. The average high during this season is between 45.3°F (7.4°C) and 30.4°F (-0.9°C). On average, it rains or snows a smalll amount: 2 to 5 times per month. These times of year are the slowest with tourists.


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