United States · 1991–2020

Best time to visit
Greece

For Greece, June has the most comfortable weather in our climate comparison. Typical daytime highs are 25.1°C, nights average 13.8°C, and rainfall totals about 86 mm. Figures use measured 1991–2020 normals from the nearest eligible NOAA station.

Best all-round monthJune
Typical daytime high25.1°C
Typical night-time low13.8°C
June rainfall86 mm
Overall comfort

June

Other strong months: August and September

82/100 weather score
Beach weather

July

Other strong months: August and June

67/100 weather score
Outdoor sightseeing

May

Other strong months: September and October

82/100 weather score

Make the answer personal

Choose the weather
that suits you.

Set the daytime temperature and rainfall you are comfortable with. We will show only the months that meet every choice, using the measured 1991–2020 averages below.

5 months fit your choices for Greece

May20.4°C day · 73 mm rain · 9.4 wet days
June25.1°C day · 86 mm rain · 8.7 wet days
July27.6°C day · 91 mm rain · 8.8 wet days
August26.6°C day · 84 mm rain · 8 wet days
September22.8°C day · 81 mm rain · 8.4 wet days

The lowest comfort score is 5 out of 100. January, February, March and December share that score. In January, that is mainly because days reach only 0.4°C, 24° below the 24°C the score treats as ideal.

Quick answers

Planning a trip to Greece?

These answers come from the same measured monthly climate record shown on this page.

When is the best time to visit Greece?

June is the strongest all-round choice in our temperature-and-rainfall comparison, with a typical daytime high of 25.1°C and 86 mm of rain.

What is the hottest month in Greece?

July is hottest in this record, with a typical daytime high of 27.6°C and a night-time low of 16.4°C.

Which month has the least rain?

February has the lowest monthly rainfall total at 54 mm.

Is this a weather forecast?

No. These are long-term measured averages from 1991–2020. Check a current forecast before you travel.

Month by month

See how the weather
changes through the year.

The bars combine daytime temperature, night-time temperature and rainfall. The figures are measured historical averages, not a forecast for a particular trip.

Jan
50.4° / -7.5°
Feb
51.4° / -7.2°
Mar
56.1° / -3.2°
Apr
3013.3° / 2.5°
May
6520.4° / 8.6°
Jun
8225.1° / 13.8°
Jul
7327.6° / 16.4°
Aug
7926.6° / 15.7°
Sep
7922.8° / 11.7°
Oct
4315.8° / 6°
Nov
139.1° / 0.7°
Dec
53.2° / -3.9°
Monthly climate evidence for Greece — daylight is calculated from latitude, everything else is measured, sea temperature from the nearest open water 19 km away
MonthDayNightRainWet daysSeaDaylightComfortCoverage
January0.4°C-7.5°C65 mm13.14.1°C9 h 195Strong coverage
February1.4°C-7.2°C54 mm10.82.8°C10 h 265Strong coverage
March6.1°C-3.2°C63 mm10.52.5°C11 h 475Strong coverage
April13.3°C2.5°C76 mm10.63.4°C13 h 2030Strong coverage
May20.4°C8.6°C73 mm9.45.7°C14 h 3965Strong coverage
June25.1°C13.8°C86 mm8.713.2°C15 h 2282Strong coverage
July27.6°C16.4°C91 mm8.820.4°C15 h 0573Strong coverage
August26.6°C15.7°C84 mm822.1°C13 h 5779Strong coverage
September22.8°C11.7°C81 mm8.419.7°C12 h 2779Strong coverage
October15.8°C6°C82 mm10.614.2°C10 h 5743Strong coverage
November9.1°C0.7°C70 mm10.69.3°C9 h 3813Strong coverage
December3.2°C-3.9°C68 mm12.66.3°C9 h5Strong coverage

What has changed

Recent daytime highs are
1.0°C warmer in Greece.

Each bar shows the difference between the 2011–2025 average daytime high and the 1961–1990 average for the same month at the same station. A blank month does not have enough older observations for a reliable comparison.

Jan
+1.4
Feb
+1.9
Mar
+1.3
Apr
+0.1
May
+1.0
Jun
+0.4
Jul
+0.4
Aug
+0.5
Sep
+1.3
Oct
+0.8
Nov
+0.6
Dec
+2.1
June daytime highs, 2011–2025. Last recorded: 26.1°C.
Records at ROCHESTER GTR INTL, 1926–2026
MonthRecord highRecord lowWettest dayWettest / driest monthYears
January23.3°C25 Jan 1950-27.2°C16 Jan 199445 mm31 Jan 2002147 mm1978 · driest 18 mm in 1988101
February22.8°C27 Feb 2024-30.0°C9 Feb 193455 mm7 Feb 1942129 mm1950 · driest 17 mm in 2024101
March28.9°C26 Mar 1945-22.7°C6 Mar 201456 mm3 Mar 1942167 mm1936 · driest 12 mm in 1958101
April33.9°C28 Apr 1990-10.6°C7 Apr 198249 mm19 Apr 1943148 mm2011 · driest 30 mm in 1995101
May34.4°C14 May 1974-3.3°C2 May 197988 mm16 May 1974168 mm1974 · driest 6 mm in 2007101
June37.8°C21 Jun 19531.7°C8 Jun 194980 mm18 Jun 2025181 mm1998 · driest 6 mm in 1963101
July38.9°C9 Jul 19365.6°C9 Jul 196385 mm12 Jul 2006246 mm1947 · driest 11 mm in 1933101
August37.2°C26 Aug 19482.2°C30 Aug 196584 mm10 Aug 1938152 mm1984 · driest 19 mm in 1951100
September37.2°C3 Sep 1953-2.2°C28 Sep 194788 mm14 Sep 1979160 mm1977 · driest 7 mm in 1960100
October32.8°C5 Oct 1951-6.7°C20 Oct 197275 mm25 Oct 1980200 mm1955 · driest 4 mm in 1938100
November27.2°C5 Nov 2024-15.5°C23 Nov 201853 mm29 Nov 1945181 mm1927 · driest 11 mm in 1976100
December22.2°C3 Dec 1982-26.7°C20 Dec 194238 mm25 Dec 1978128 mm1944 · driest 16 mm in 1958100
Typical days per month at ROCHESTER GTR INTL, 1991–2020
MonthDays 25°C+Days 30°C+Frost nightsHeavy rain (10 mm+)Snow days
January0027218
February0026115
March<1023210
April2<11023
May82<12<1
June175030
July248030
August226030
September102<120
October2<133<1
November<101526
December0025214

The best month has moved. On the 1961–1990 numbers the strongest month here was June (scoring 87); on 2011–2025 it is September (90). Both are scored the same way, from the same station — only the climate underneath changed.

How often different weather occurs at ROCHESTER GTR INTL, based on its daily record
MonthDry days reaching 20°CWet daysDays with heavy rainWeeks with 3+ wet daysTypical high by year
January<1%40%5%56%-3.1–3.3°C
February<1%38%5%52%-2.3–4.2°C
March3%34%6%48%2.4–9.7°C
April12%35%7%45%10.0–15.8°C
May37%30%7%37%17.4–22.6°C
June64%28%9%31%23.6–26.9°C
July73%26%8%27%26.0–29.6°C
August73%25%9%25%24.8–28.4°C
September53%27%7%32%20.5–24.7°C
October23%29%8%37%13.9–18.2°C
November4%35%7%49%6.3–11.6°C
December<1%40%6%57%-0.8–5.5°C

A dry day reaching 20°C records under 1 mm of rain. A wet day records at least 1 mm, while a heavy-rain day records at least 10 mm. The weekly figure is the share of seven-day periods containing three or more wet days. The final column shows the middle 80% of average daytime highs recorded for that month in individual years; a wider range means conditions have varied more from one year to another.

1926Each stripe is one year’s mean temperature against the 100-year average. Warmest: 2024. Coolest: 1926.2025

The evidence behind this page

Where these figures
come from.

Place identity
GeoNames 5119251
NOAA station
USW00014768 · ROCHESTER GTR INTL
Station distance
10.4 km from the place centre
Climate period
1991–2020
Minimum month coverage
30 usable years
Daylight
Calculated from latitude 43.21°, mid-month, sunrise to sunset including refraction. Not a station measurement.
Sea temperature
NOAA OISST v2.1 1991–2020 monthly climatology, nearest open water 19 km from the place centre. A sheltered bay can run warmer than the open sea it is measured from.
Important limit
Historical climate is not a forecast. Nearby stations can miss mountains, coasts, and local microclimates.

Next step

Choose your month.
Then plan the details.

The weather comparison for Greece is based on climate evidence, not payments from travel companies. Flight, accommodation and activity links will be clearly labelled when they are added; there are no booking offers on this page today.

How travel partnerships will work

Keep exploring

Same climate evidence,
different places.

These places read the same station, so their climate numbers are identical. Their setting, population and distance from ROCHESTER GTR INTL are not.