Navan weather in July

In July, Navan sees average daytime highs of 19°C and overnight lows near 12°C, with 72 mm of rain across 14.1 wet days and about 16.3 hours of daylight. It is the 1st-warmest and 6th-wettest month of the year here.

Day-to-day highs hold fairly steady near 19°C through the month. The sky is clear or mostly clear about 4% of the time in July, and the air most often feels dry.

Daylight stretches from about 16 h 42 min at the start of July to 15 h 36 min by month's end. Set against the rest of the year, July is Navan's 12th-clearest and 12th-windiest month. For the whole year in context, see Navan's year-round climate.

Daytime high
19°
1st warmest
Overnight low
12°
12th coldest
Rainfall
72 mm
14.1 wet days
Daylight
16 h 18 min
4:23 AM – 8:42 PM
Cloud cover
82%
12th clearest
Wind
13 km/h
12th windiest
Solar energy
4.29 kWh/m²
Travel score
5.2
out of 10

Navan is town in County Meath, Ireland.

Density
762/km²
people per km²

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in July

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 19°C through the month.

A typical July day in Navan reaches about 19°C in the afternoon and slips back to 12°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 16°C and 23°C. Set against its neighbours, July runs about 1°C warmer than June and on par with August.

10°15°20°25°151015202531
Avg high (°C)Avg low (°C)
11812
21812
31812
41812
51812
61912
71912
81912
91912
101912
111912
121912
131912
141912
151912
161912
171912
181912
191912
201912
211912
221913
231913
241913
251913
261913
271913
281913
291913
301913
311913

How July really feels in Navan

Once humidity and wind are folded in, July averages 0 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.

Days feeling ≥ 32°C
0
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

July sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Navan weather by month

How July compares with the rest of the year at a glance. July is the 1st-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / 6913.117.81.0
Feb / 5611.70.99.41.3
Mar10° / 5812.40.811.52.0
Apr12° / 6412.7013.72.9
May15° / 6612.7015.64.0
Jun17° / 10°7412.7016.75.0
Jul19° / 12°7214.1016.35.2
Aug19° / 12°8012.9014.65.3
Sep16° / 10°6311.5012.54.8
Oct13° / 7412.2010.33.4
Nov10° / 7812.70.18.32.0
Dec / 7412.30.87.31.2

Cloud cover in July

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 4% of the time in July, the cloudiest month of the year.

Beyond those clear spells, partly cloudy skies cover about 10% of July, with mostly cloudy or overcast conditions the remaining 86%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
11585
21585
31585
41585
51585
61486
71486
81486
91486
101585
111585
121585
131585
141585
151585
161585
171585
181585
191486
201486
211486
221486
231486
241486
251486
261486
271486
281486
291486
301486
311486

Chance of precipitation in July

Any precipitation

Navan gets around 72 mm of rain over 14.1 wet days in July. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 45% and peaks near 47% on the wettest days.

0%20%40%60%151015202531
Rain chance (%)
145
245
345
446
546
646
746
845
945
1045
1145
1244
1344
1444
1543
1643
1743
1843
1943
2043
2143
2243
2344
2444
2545
2645
2746
2846
2946
3047
3147

Humidity in July

DryComfortableHumidMuggyOppressiveMiserable

Most of July feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, July lands in the dry band about 68% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)
179201
279201
377212
476222
576222
675232
775232
874242
974242
1072253
1172253
1271263
1371263
1469274
1569274
1668284
1767294
1866304
1966304
2065314
2164324
2263334
2362344
2462344
2562344
2661354
2761354
2861354
2960355
3060355
3161345

Wind in July

Winds average 13 km/h in July, the calmest month.

Across July, daily wind ranges from about 13 km/h on the calmest days to 13 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
113light breeze
213light breeze
313light breeze
413light breeze
513light breeze
613light breeze
713light breeze
813light breeze
913light breeze
1013light breeze
1113light breeze
1213light breeze
1313light breeze
1413light breeze
1513light breeze
1613light breeze
1713light breeze
1813light breeze
1913light breeze
2013light breeze
2113light breeze
2213light breeze
2313light breeze
2413light breeze
2513light breeze
2613light breeze
2713light breeze
2813light breeze
2913light breeze
3013light breeze
3113light breeze

Sunrise & sunset in July

DaylightNight

Daylight runs from about 16 h 42 min at the start of July to 15 h 36 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 66 minutes over July. Sunrise moves from 4:08 AM to 4:45 AM, and sunset from 8:52 PM to 8:21 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
116.74:088:52
216.74:088:52
316.74:098:52
416.74:108:51
516.74:118:51
616.64:128:50
716.64:128:50
816.64:138:49
916.64:148:48
1016.54:158:48
1116.54:178:47
1216.54:188:46
1316.44:198:45
1416.44:208:44
1516.44:218:43
1616.34:238:42
1716.34:248:41
1816.24:258:40
1916.24:278:39
2016.24:288:37
2116.14:298:36
2216.14:318:35
2316.04:328:33
2416.04:348:32
2515.94:358:31
2615.94:378:29
2715.84:388:27
2815.84:408:26
2915.74:428:24
3015.74:438:23
3115.64:458:21

Solar energy in July

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in July, about 4.29 kWh/m².

For context, solar energy here swings from a low near 0.5 kWh/m² to a high of 4.8 kWh/m² in May across the year — July's 4.29 kWh/m² sits near the top of that range.

024151015202531
Solar energy (kWh/m²)Level
14.5Bright
24.5Bright
34.5Bright
44.5Bright
54.5Bright
64.4Bright
74.4Bright
84.4Bright
94.4Bright
104.4Bright
114.4Bright
124.4Bright
134.4Bright
144.4Bright
154.4Bright
164.3Bright
174.3Bright
184.3Bright
194.3Bright
204.3Bright
214.3Bright
224.2Bright
234.2Bright
244.2Bright
254.2Bright
264.1Bright
274.1Bright
284.0Bright
294.0Bright
304.0Moderate
314.0Moderate
Planning a trip in July

Is July a good time to visit Navan?

Our two travel scores rate July for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

5.2
Sightseeing
2nd-best month of the year
2.2
Beach & pool
1st-best month of the year

July is a reasonable time to visit Navan for sightseeing.

What to pack for Navan in July

From July's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In July, Navan sees daytime highs around 19°C and nights near 12°C. Pack rain gear. About 14 days see rain.

rain gear

Sea temperature near Navan in July

The nearest coast averages about 15°C in July — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 32 km away) is warmest in August at about 15°C and coldest in March near 8°C.

The water stays below 20°C all year — cool enough that most swimmers want a wetsuit.

5°10°15°JanFebMarAprMayJunJulAugSepOctNovDecbracingcool
Sea temperature (°C)Comfort
Jan9Bracing
Feb8Bracing
Mar8Bracing
Apr9Bracing
May11Bracing
Jun13Bracing
Jul15Bracing
Aug15Cool
Sep14Bracing
Oct13Bracing
Nov12Bracing
Dec10Bracing

UV index in Navan in July

LowModerateHighVery highExtreme

Clear-sky midday UV in July peaks around 5 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Navan peaks around August 12 at about 6 (high) — a little sun protection helps at midday. It bottoms out near January 1 at about 1 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 6 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighModerateLowAug 12UV 6Jan 1UV 1
UV index (midday)Level
Jan1Low
Feb1Low
Mar3Moderate
Apr3Moderate
May5High
Jun5High
Jul5High
Aug6High
Sep4Moderate
Oct2Low
Nov1Low
Dec1Low
Location & terrain

Where is Navan?

Navan sits at 53.7°N, 6.7°W, 35 m above sea level, in Ireland. The nearest listed city is Drogheda, 23 km away.

MaynoothBalbrigganLeixlipBlanchardstownCelbridgeLucanSwords

Topography around Navan

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Navan.

Within 3 km, the terrain around Navan has only modest variations in elevation — a maximum elevation change of 65 m around an average of 53 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 221 m; within 80 km, large variations in elevation — a maximum elevation change of 943 m.

The land around Navan is covered by grassland (52%) and trees (20%) within 3 km, grassland (69%) and cropland (20%) within 16 km, and grassland (65%) within 80 km.

3 km
65 m
16 km
221 m
80 km
943 m
treesgrasslandcroplandartificial surfaceswater
July weather nearby: Drogheda 23 km · Maynooth 30 km · Balbriggan 33 km · Leixlip 34 km · Blanchardstown 36 km · Celbridge 36 km · Lucan 36 km · Swords 37 km

Ireland travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type G
230 V · 50 Hz
Prices
≈ 85% of US
price level, 2025
GDP per capita
$131,592
2025
Happiness
6.9 / 10
World Happiness, 2025
Safe drinking water
96%
of population, 2024
Homicide rate
0.7
per 100k, 2023
Road deaths
3.1
per 100k/yr, 2019
Income group
High
World Bank
Religion
Roman Catholic 69%none 15%Protestant 4%Orthodox 2%

Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.

Data sources

Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Navan (53.6528°, -6.6814°, elevation 35 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).