Best time to visit Debrecen

Re-score for me — drag the dial — every chart on the page recolours live for your heat limit 27°C
I'm comfortable up to 27°C feels-like
22° heat-averse 30° heat-loving

Default 27 °C is the upper edge of the Holiday Climate Index "ideal comfort" band (Scott, Rutty, Amelung & Tang, 2016). Above this, most warm-tourism travellers report measurable discomfort.

Saved to this browser. Changes update the strips below.
Recent · 2020-2024
Interest Google Trends 2021-2025 searches, not arrivals (?)
Day · avg daily high (?)
Night · avg overnight low (?)
UV index · On a typical day around midday, UV is about this (?)
113456664211
On the sunniest 1 in 10 days, UV reaches this — and even higher
36753
PM2.5 air quality · on a typical day (?)
2120161088899121721
On the worst 1 in 10 days, PM2.5 reaches this — and even higher
353225151212121515202633
September 9/10 feels 23°C (+2°C vs 1991-2020) · HCI 89/100
Day 23° · Night 13° 55% humidity 15 km/h wind 8 rain days (100h) 213h sun
Thermal 9
Sky 9
Rain 8
Wind 10

Higher = better, including rain & wind (green = "doesn't hurt the score", not "lots of it").

How is this scored? HCI / Steadman / CCI gate — full methodology and citations below.

Compare with another destination

Add as many as you like — stacked below the main strips above. Each row is just the recent-window score strip and (for beach destinations) sea-temperature strip.

Tours in Debrecen

2 top-rated tours via Viator. Booking links earn this site a commission at no cost to you. Map locations are approximate (centred on Debrecen).

  1. 1Debrecen - Budapest Transfer5.00★ (1)from $231
  2. 2Beaver safari and the magic of Hortobágy5.00★ (2)4hfrom $264

Last refreshed 2026-06-24.

Similar climatesTokaj97% · Eger96% · Budapest95%

Other destinations with the most-alike year-round climate to Debrecen (apparent temperature, rain hours, sunshine — matched within the same trip-profile). The ±N chip compares each match's typical score for the current month against Debrecen's. Based on the 2020-2024 climatology, not this year's actual weather.

Month-by-month

Month Temp °C Feels °C Rain days Rain h Rain h/day Humidity Wind km/h Sun h UV Interest Score
Jan -2–4 1 9 109 12.1 77% 17 103 1 Quiet 4
Feb 0–9 5 10 99 9.9 67% 19 132 1 Quiet 5
Mar 2–12 8 7 73 10.4 53% 18 194 3 Quiet 7
Apr 5–16 13 11 115 10.5 50% 18 211 4 Quiet 7
May 11–22 20 10 107 10.7 50% 17 262 5 Quiet 9
Jun 16–27 27 11 107 9.7 52% 16 287 6 Quiet 9
Jul 18–29 29 9 83 9.2 48% 15 304 6 Quiet 8
Aug 18–29 29 6 55 9.2 47% 15 281 6 Peak 8
Sep 13–23 23 8 100 12.5 55% 15 213 4 Peak 9
Oct 8–17 16 7 80 11.4 65% 15 179 2 Moderate 8
Nov 2–9 6 9 110 12.2 80% 14 101 1 Peak 5
Dec 0–5 2 11 126 11.5 82% 15 77 1 Moderate 4

UV Index in Debrecen by Month

UV index in Debrecen peaks at 6 (high) in July, dropping to 1 (low) in December. June, July have high UV — SPF 30+ and sunglasses recommended.

Best months in detail

September

9/10

13–23°C · 8 rain days (100h) · 213 sun hours · 55% humidity · Peak crowd · UV 4 (moderate) · sunniest 1 in 10 days reach 5 (moderate)

May

9/10

11–22°C (feels 20°C) · 10 rain days (107h) · 262 sun hours · 50% humidity · Quiet crowd · UV 5 (moderate) · sunniest 1 in 10 days reach 6 (high)

June

9/10

16–27°C · 11 rain days (107h) · 287 sun hours · 52% humidity · Quiet crowd · UV 6 (high)

Every month

Show the other 9 months in detail

January

4/10

-2–4°C (feels 1°C) · 9 rain days (109h) · 103 sun hours · 77% humidity · Quiet crowd · UV 1 (low)

February

5/10

0–9°C (feels 5°C) · 10 rain days (99h) · 132 sun hours · 67% humidity · Quiet crowd · UV 1 (low)

March

7/10

2–12°C (feels 8°C) · 7 rain days (73h) · 194 sun hours · 53% humidity · Quiet crowd · UV 3 (low) · sunniest 1 in 10 days reach 3 (moderate)

April

7/10

5–16°C (feels 13°C) · 11 rain days (115h) · 211 sun hours · 50% humidity · Quiet crowd · UV 4 (moderate)

July

8/10

18–29°C · 9 rain days (83h) · 304 sun hours · 48% humidity · Quiet crowd · UV 6 (high)

August

8/10

18–29°C · 6 rain days (55h) · 281 sun hours · 47% humidity · Peak crowd · UV 6 (moderate) · sunniest 1 in 10 days reach 7 (high)

October

8/10

8–17°C (feels 16°C) · 7 rain days (80h) · 179 sun hours · 65% humidity · Moderate crowd · UV 2 (low) · sunniest 1 in 10 days reach 3 (moderate)

November

5/10

2–9°C (feels 6°C) · 9 rain days (110h) · 101 sun hours · 80% humidity · Peak crowd · UV 1 (low)

December

4/10

0–5°C (feels 2°C) · 11 rain days (126h) · 77 sun hours · 82% humidity · Moderate crowd · UV 1 (low)

Frequently asked questions about visiting Debrecen

When is the best time to visit Debrecen?

September is the highest-scoring month (9/10 on the Holiday Climate Index). Typical conditions: 13–23°C (8 rainy days). The top three months by score are September, May, June.

What is the worst time to visit Debrecen?

December is the lowest-scoring month (4/10). Typical conditions: 0–5°C (11 rainy days).

When are crowds lowest in Debrecen?

Search-interest seasonality (Google Trends 2021-2025) is lowest in February and peaks in August. Interest tracks both in-trip visitors and lead-time planners, so treat it as a "destination is on people's minds" signal rather than literal arrivals.

Which months in Debrecen have good weather but fewer tourists?

May (climate 9/10, crowd index 10) and June (climate 9/10, crowd index 4) — shoulder months with above-average climate and below-median search-interest. Often the best value-for-weather trade.

What is the UV index in Debrecen by month?

UV peaks at 6 (high) in July and is lowest in December at 1 (low). Monthly peak values: Jan 1, Feb 1, Mar 3, Apr 4, May 5, Jun 6, Jul 6, Aug 6, Sep 4, Oct 2, Nov 1, Dec 1.

What is the UV index in Debrecen in July?

July is the peak UV month in Debrecen, with a daily-peak UV index of 6 (high). Apply SPF 30+, wear sunglasses, and seek shade during midday hours.

How high can UV get in Debrecen on the sunniest days?

Most days look like the monthly average, but on the sunniest ~1 in 10 days UV climbs higher than the mean suggests. August is the worst case: typical days average UV 6 (moderate), but the top 10% of days reach UV 7 (high) — and even higher. Months where the sunniest days routinely exceed the typical reading: March, May, August, September, October. Plan sun protection for the worst case, not the average.

Is air quality in Debrecen bad for travelers?

PM2.5 (fine-particle pollution) exceeds the WHO sensitive-group guideline (15 µg/m³) in 9 months: January, February, March, April, August, September, October, November, December. The worst month is December with a typical-day mean of 21 µg/m³ (unhealthy for sensitive); on the worst 10% of days PM2.5 reaches 33 µg/m³ (unhealthy) and higher. People with asthma, heart conditions, or sensitive children may want to avoid these months or limit outdoor activity. Source: CAMS via Open-Meteo.