Hashtpar weather in September

In September, Hashtpar sees average daytime highs of 22°C and overnight lows near 20°C, with 281 mm of rain across 15.8 wet days and about 12.3 hours of daylight. It is the 4th-warmest and 4th-wettest month of the year here.

Highs ease over the month, from about 24°C in the first days to 21°C by the end. The sky is clear or mostly clear about 42% of the time in September, and the air most often feels muggy.

Daylight stretches from about 12 h 54 min at the start of September to 11 h 42 min by month's end. Set against the rest of the year, September is Hashtpar's 4th-clearest and 7th-windiest month. For the whole year in context, see Hashtpar's year-round climate.

Daytime high
22°
4th warmest
Overnight low
20°
9th coldest
Rainfall
281 mm
15.8 wet days
Daylight
12 h 12 min
6:02 AM – 6:16 PM
Cloud cover
51%
4th clearest
Wind
8 km/h
7th windiest
Solar energy
4.17 kWh/m²
Travel score
6.0
out of 10

Hashtpar is city in Gilan Province, Iran.

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

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 24°C in the first days to 21°C by the end.

A typical September day in Hashtpar reaches about 22°C in the afternoon and slips back to 20°C overnight — a 3°C spread between the day's warmth and the night's chill. On most days the high lands between 19°C and 25°C. Set against its neighbours, September runs about 3°C cooler than August and about 4°C warmer than October.

15°20°25°30°151015202530
Avg high (°C)Avg low (°C)
12422
22422
32422
42422
52421
62421
72421
82321
92321
102321
112321
122320
132320
142320
152220
162220
172220
182220
192220
202219
212219
222219
232119
242119
252119
262119
272118
282118
292118
302118

Hashtpar weather by month

How September compares with the rest of the year at a glance. September is the 4th-warmest and 4th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / 24620.44.99.71.4
Feb / 19517.45.110.51.3
Mar11° / 16418.52.511.72.1
Apr15° / 11°13017.60.312.93.5
May19° / 16°10915.70145.3
Jun24° / 21°798.5014.67.5
Jul26° / 23°667014.37.8
Aug26° / 23°1008.7013.57.4
Sep22° / 20°28115.8012.36.0
Oct19° / 16°39319.70114.7
Nov14° / 12°40621.80.8103.0
Dec11° / 30220.52.59.42.0

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 42% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 18% of September, with mostly cloudy or overcast conditions the remaining 40%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
16931
26832
36832
46733
56733
66634
76634
86535
96436
106337
116337
126238
136238
146139
156139
166040
175941
185941
195842
205842
215644
225545
235545
245446
255446
265248
275149
285149
295149
305050

Chance of precipitation in September

Any precipitation

Hashtpar gets around 281 mm of rain over 15.8 wet days in September. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 52% and peaks near 60% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%151015202530
Rain chance (%)
139
240
341
442
543
644
746
847
948
1049
1150
1251
1352
1453
1554
1655
1755
1856
1956
2057
2157
2258
2358
2458
2559
2659
2759
2859
2959
3060

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, September lands in the muggy band about 38% of days. Sticky, muggy-or-worse air turns up on roughly 48% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
1062940204
2073040194
3173040193
4183140183
5193140173
6193140162
71103241152
81103241141
91113341141
101113341131
111123341121
122123441110
132133441100
14213344190
15214344180
16214354180
17314354170
18315354160
19316354060
20416354050
21417363950
22518363840
23519363640
24620363530
25720363430
26721363230
27822363130
28923372920
291024372820
301125372620

Wind in September

Winds average 8 km/h in September.

Across September, daily wind ranges from about 8 km/h on the calmest days to 9 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
18calm
28calm
38calm
48calm
58calm
68calm
78calm
88calm
98calm
108calm
118calm
128calm
138calm
148calm
158calm
168calm
178calm
188calm
198calm
208calm
218calm
228calm
239calm
249calm
259calm
269calm
279calm
289calm
299calm
309calm

Sunrise & sunset in September

DaylightNight

Daylight runs from about 12 h 54 min at the start of September to 11 h 42 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 72 minutes over September. Sunrise moves from 5:48 AM to 6:14 AM, and sunset from 6:40 PM to 5:53 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.95:486:40
212.85:496:38
312.85:506:37
412.75:516:35
512.75:526:34
612.75:536:32
712.65:546:30
812.65:556:29
912.55:556:27
1012.55:566:26
1112.45:576:24
1212.45:586:22
1312.45:596:21
1412.36:006:19
1512.36:016:18
1612.26:026:16
1712.26:026:14
1812.26:036:13
1912.16:046:11
2012.16:056:09
2112.06:066:08
2212.06:076:06
2311.96:086:05
2411.96:096:03
2511.96:096:01
2611.86:106:00
2711.86:115:58
2811.76:125:57
2911.76:135:55
3011.76:145:53

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 4.17 kWh/m².

For context, solar energy here swings from a low near 1.82 kWh/m² to a high of 6.49 kWh/m² in July across the year — September's 4.17 kWh/m² falls in the middle.

024151015202530
Solar energy (kWh/m²)Level
15.0Bright
24.9Bright
34.8Bright
44.8Bright
54.7Bright
64.7Bright
74.6Bright
84.5Bright
94.5Bright
104.4Bright
114.4Bright
124.3Bright
134.3Bright
144.2Bright
154.2Bright
164.1Bright
174.1Bright
184.0Bright
194.0Moderate
203.9Moderate
213.9Moderate
223.9Moderate
233.8Moderate
243.8Moderate
253.7Moderate
263.7Moderate
273.6Moderate
283.6Moderate
293.6Moderate
303.5Moderate
Planning a trip in September

Hazard calendar for Hashtpar

In seasonPeak

In September, Hashtpar sits inside its rainy season season. The full year is below, with each hazard's peak months called out.

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

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

Is September a good time to visit Hashtpar?

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

6.0
Sightseeing
4th-best month of the year
4.4
Beach & pool
4th-best month of the year

September is a reasonable time to visit Hashtpar for sightseeing.

What to pack for Hashtpar in September

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

In September, Hashtpar sees daytime highs around 22°C and nights near 20°C. Pack rain gear. Worth having: light clothes. About 16 days see rain.

rain gearlight clothes

Sea temperature near Hashtpar in September

The nearest coast averages about 26°C in September — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 21 km away) is warmest in August at about 28°C and coldest in February near 10°C.

It's comfortable for a long swim from May 22 to Nov 3 — about 5.5 months when the water holds above 20°C.

10°20°30°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan11Bracing
Feb10Bracing
Mar10Bracing
Apr13Bracing
May19Cool
Jun24Warm
Jul27Warm
Aug28Warm
Sep26Warm
Oct23Refreshing
Nov18Cool
Dec14Bracing

UV index in Hashtpar in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 7 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Hashtpar peaks around July 18 at about 10 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near January 1 at about 3 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 10 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highVery highHighModerateJul 18UV 10Jan 1UV 3
UV index (midday)Level
Jan3Moderate
Feb4Moderate
Mar4Moderate
Apr7High
May8Very high
Jun9Very high
Jul10Extreme
Aug10Very high
Sep7High
Oct5Moderate
Nov3Moderate
Dec3Moderate

Air quality in Hashtpar in September

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Hashtpar is worst in March — around 25 µg/m³ PM2.5 (moderate), about 1.7× the cleanest month (July, 15 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateMar 2325 µg/m³Jul 1715 µg/m³
PM2.5 (µg/m³)Level
Jan18Moderate
Feb19Moderate
Mar25Moderate
Apr25Moderate
May23Moderate
Jun18Moderate
Jul15Moderate
Aug18Moderate
Sep20Moderate
Oct18Moderate
Nov17Moderate
Dec17Moderate
Location & terrain

Where is Hashtpar?

Hashtpar sits at 37.8°N, 48.9°E, 57 m above sea level, in Iran. The nearest listed city is Reẕvānshahr, 34 km away.

Topography around Hashtpar

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

Within 3 km, the terrain around Hashtpar has significant variations in elevation — a maximum elevation change of 288 m around an average of 72 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,875 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,325 m.

The land around Hashtpar is covered by trees (38%), cropland (35%) and artificial surfaces (24%) within 3 km, trees (54%) and water (25%) within 16 km, and water (35%) and grassland (29%) within 80 km.

3 km
288 m
16 km
1,875 m
80 km
3,325 m
treesgrasslandcroplandartificial surfacesbare terrainwaterwetland
September weather nearby: Reẕvānshahr 34 km · Khalkhāl 39 km · Māsāl 52 km · Bandar-e Anzalī 61 km · Şowme‘eh Sarā 66 km · Āstārā 71 km · Fūman 73 km · Astara 73 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 Hashtpar (37.7966°, 48.9052°, elevation 57 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).