Chālūs weather in July

In July, Chālūs sees average daytime highs of 27°C and overnight lows near 24°C, with 59 mm of rain across 10.8 wet days and about 14.3 hours of daylight. It is the 2nd-warmest and 10th-wettest month of the year here.

Highs climb over the month, from about 26°C in the first days to 28°C by the end. The sky is clear or mostly clear about 53% of the time in July, and the air most often feels oppressive.

Daylight stretches from about 14 h 30 min at the start of July to 13 h 54 min by month's end. Set against the rest of the year, July is Chālūs's 2nd-clearest and 6th-windiest month. For the whole year in context, see Chālūs's year-round climate.

Daytime high
27°
2nd warmest
Overnight low
24°
11th coldest
Rainfall
59 mm
10.8 wet days
Daylight
14 h 18 min
5:02 AM – 7:18 PM
Cloud cover
40%
2nd clearest
Wind
9 km/h
6th windiest
Solar energy
6.21 kWh/m²
Travel score
6.8
out of 10

Chālūs is city in Mazandaran Province, Iran.

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

Temperature in July

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 26°C in the first days to 28°C by the end.

A typical July day in Chālūs reaches about 27°C in the afternoon and slips back to 24°C overnight — a 3°C spread between the day's warmth and the night's chill. On most days the high lands between 24°C and 30°C. Set against its neighbours, July runs about 2°C warmer than June and on par with August.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12623
22623
32623
42623
52623
62623
72623
82624
92624
102624
112724
122724
132724
142724
152724
162724
172724
182724
192724
202724
212724
222725
232725
242725
252825
262825
272825
282825
292825
302825
312825

Chālūs weather by month

How July compares with the rest of the year at a glance. July is the 2nd-warmest and 10th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan12° / 14215.20.79.82.6
Feb11° / 12314.1110.62.5
Mar13° / 10014.10.111.73.3
Apr17° / 13°6811.3012.95.1
May21° / 18°489.8013.96.6
Jun25° / 22°498.5014.57.4
Jul27° / 24°5910.8014.36.8
Aug27° / 25°6011.2013.46.6
Sep25° / 22°14814.6012.26.3
Oct22° / 19°20515.2011.15.9
Nov17° / 14°21915.80.1104.7
Dec14° / 11°15614.809.53.4

Cloud cover in July

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 53% of the time in July.

Beyond those clear spells, partly cloudy skies cover about 21% of July, with mostly cloudy or overcast conditions the remaining 26%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
17426
27426
37426
47426
57228
67228
77228
87228
97228
107228
117228
127327
137327
147327
157327
167228
177327
187327
197327
207426
217426
227426
237624
247624
257624
267624
277723
287822
297921
307822
317921

Chance of precipitation in July

Any precipitation

Chālūs gets around 59 mm of rain over 10.8 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 34% and peaks near 36% on the wettest days.

0%10%20%30%40%50%151015202531
Rain chance (%)
134
234
335
435
535
636
736
836
936
1036
1136
1236
1336
1436
1536
1635
1735
1835
1934
2034
2133
2233
2333
2432
2532
2632
2731
2831
2931
3031
3131

Humidity in July

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, July lands in the oppressive band about 38% of days. Sticky, muggy-or-worse air turns up on roughly 91% of them.

0%25%50%75%100%151015202531
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
111640349
211540349
3115403410
4114403410
5114403410
6114403411
7113413411
8113403512
9012403512
10012393613
11011393614
12010383715
13010373716
1409363817
1508353918
1607343919
1707334020
1806324121
1906314122
2005304123
2105294124
2205294126
2304284127
2404284028
2504274029
2604273930
2703273931
2803273832
2903273832
3003273733
3103273733

Wind in July

Winds average 9 km/h in July.

Across July, daily wind ranges from about 9 km/h on the calmest days to 9 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
19calm
29calm
39calm
49calm
59calm
69calm
79calm
89calm
99calm
109calm
119calm
129calm
139calm
149calm
159calm
169calm
179calm
189calm
199calm
209calm
219calm
229calm
239calm
249calm
259calm
269calm
279calm
289calm
299calm
309calm
319calm

Sunrise & sunset in July

DaylightNight

Daylight runs from about 14 h 30 min at the start of July to 13 h 54 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 36 minutes over July. Sunrise moves from 4:53 AM to 5:13 AM, and sunset from 7:22 PM to 7:08 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.54:537:22
214.54:547:22
314.54:547:22
414.54:557:22
514.44:557:22
614.44:567:22
714.44:567:21
814.44:577:21
914.44:577:21
1014.44:587:21
1114.44:587:20
1214.34:597:20
1314.35:007:20
1414.35:007:19
1514.35:017:19
1614.35:027:18
1714.35:027:18
1814.25:037:17
1914.25:047:17
2014.25:047:16
2114.25:057:16
2214.25:067:15
2314.15:077:14
2414.15:077:14
2514.15:087:13
2614.15:097:12
2714.05:107:11
2814.05:107:11
2914.05:117:10
3013.95:127:09
3113.95:137:08

Solar energy in July

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in July, about 6.21 kWh/m².

For context, solar energy here swings from a low near 2 kWh/m² to a high of 6.42 kWh/m² in June across the year — July's 6.21 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
16.3Intense
26.3Intense
36.3Intense
46.3Intense
56.3Intense
66.3Intense
76.3Intense
86.3Intense
96.2Intense
106.2Intense
116.2Intense
126.2Intense
136.2Intense
146.2Intense
156.2Intense
166.2Intense
176.2Intense
186.2Intense
196.2Intense
206.2Intense
216.2Intense
226.2Intense
236.2Intense
246.2Intense
256.2Intense
266.2Intense
276.2Intense
286.2Intense
296.2Intense
306.2Intense
316.1Intense
Planning a trip in July

Hazard calendar for Chālūs

In seasonPeak

None of Chālūs's seasonal hazards are active in July. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.

Chālūs's rainy season runs September–March, when most of the year's rain falls.

Rainy season
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is July a good time to visit Chālūs?

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

6.8
Sightseeing
2nd-best month of the year
6.8
Beach & pool
1st-best month of the year

July is a reasonable time to visit Chālūs for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Chālūs in July

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

In July, Chālūs sees daytime highs around 27°C and nights near 24°C. Pack sun protection. Worth having: light clothes and rain gear. About 11 days see rain.

sun protectionlight clothesrain gear

Sea temperature near Chālūs in July

The nearest coast averages about 27°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 19 km away) is warmest in August at about 28°C and coldest in February near 11°C.

It's comfortable for a long swim from May 21 to Nov 7 — about 5.6 months when the water holds above 20°C.

10°20°30°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan12Bracing
Feb11Bracing
Mar11Bracing
Apr14Bracing
May19Cool
Jun24Warm
Jul27Warm
Aug28Tropical
Sep26Warm
Oct23Refreshing
Nov19Cool
Dec15Cool

UV index in Chālūs in July

LowModerateHighVery highExtreme

Clear-sky midday UV in July peaks around 9 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Chālūs peaks around July 17 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near January 1 at about 2 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 9 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highHighModerateJul 17UV 9Jan 1UV 2
UV index (midday)Level
Jan2Moderate
Feb4Moderate
Mar4Moderate
Apr6High
May8Very high
Jun8Very high
Jul9Very high
Aug8Very high
Sep6High
Oct4Moderate
Nov3Moderate
Dec2Moderate

Air quality in Chālūs in July

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where July falls, not just the annual average.

Air quality in Chālūs is worst in February — around 46 µg/m³ PM2.5 (poor), about 3.0× the cleanest month (July, 15 µg/m³).

Modeled monthly averages (CAMS reanalysis, 2015–2024).

0204060JanFebMarAprMayJunJulAugSepOctNovDecPoorModerateFeb 1545 µg/m³Jul 1716 µg/m³
PM2.5 (µg/m³)Level
Jan42Poor
Feb46Poor
Mar42Poor
Apr36Poor
May31Moderate
Jun21Moderate
Jul15Moderate
Aug20Moderate
Sep27Moderate
Oct30Moderate
Nov32Moderate
Dec36Poor
Location & terrain

Where is Chālūs?

Chālūs sits at 36.7°N, 51.4°E, 26 m above sea level, in Iran. The nearest listed city is Nowshahr, 7.0 km away.

Topography around Chālūs

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

Within 3 km, the terrain around Chālūs has significant variations in elevation — a maximum elevation change of 284 m around an average of 33 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,846 m; within 80 km, extreme variations in elevation — a maximum elevation change of 4,754 m.

The land around Chālūs is covered by artificial surfaces (40%) and trees (39%) within 3 km, trees (47%) and water (42%) within 16 km, and water (46%), grassland (26%) and trees (21%) within 80 km.

3 km
284 m
16 km
1,846 m
80 km
4,754 m
treesgrasslandcroplandartificial surfacesbare terrainwater
July weather nearby: Nowshahr 7.0 km · Tonekābon 52 km · Nūr 54 km · Katālem va Sādāt Shahr 70 km · Rāmsar 75 km · Maḩmūdābād 75 km · Āmol 86 km · Tajrīsh 95 km

Iran travel facts

Travel advisory
Level 4
Do Not Travel
Power plugs
Type C / F
220 V · 50 Hz
Prices
≈ 352% of US
price level, 2025
GDP per capita
$3,924
2025
Happiness
5.2 / 10
World Happiness, 2025
Safe drinking water
94%
of population, 2024
Homicide rate
2.4
per 100k, 2014
Road deaths
21.5
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
Low
EF EPI 492
Religion
Muslim 99%Christian 1%Baha'i 0%agnostic 0%

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 Chālūs (36.655°, 51.4204°, elevation 26 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. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).