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Four Seasons HammamReport this photo · linked, not stored
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Climate guideThirty-year normals for Arak
Arak climate by month
Hot, dry-summer continental · DsaBest Apr–May · Oct
Annual mean13°day and night
Seasonal swing28°warmest vs coolest
Precipitation316 mm44 wet days a year
34.09° N, 49.70° EElevation 1,738 mUTC+3:30 · Iran Standard Time
When to goArak · weather score
Best timeApr–May · Oct
October: high / low22° / 8°
iSummary
What the weather is like
Arak has a hot, dry-summer continental climate (Köppen Dsa): dry summers and cold winters.
The warmest month is July, when afternoons average 34° and nights 19°. January is the coolest month, with highs of 4° and lows of -7°. The difference between the warmest and the coolest month is about 28°, a large swing typical of continental interiors.
About 316 mm of precipitation falls in an average year. April is the wettest month (44 mm, 7 wet days) and July the driest (1 mm, 0 wet days). Cloud cover ranges from 3% in September to 28% in January.
Compared with Tehran, the capital, Arak is 1.6° cooler on a July afternoon and receives less precipitation over the year.
Year in figures
- Hottest afternoons
- 34° · July
- Coldest nights
- -7° · January
- Wettest month
- April
- Driest month
- July
- Clearest skies
- September · 3% cloud
- Longest day
- 14 h 25 min
- Shortest day
- 9 h 54 min
iiCharts
Twelve months at a glance
Temperature and precipitation
Daily high/low range bars, monthly precipitation columnsTemperature curve
Average high, lowDaylight
Hours between sunrise and sunset on the 15th of each monthiiiData table
Climate normals month by month
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Average high | 4° | 6° | 12° | 18° | 24° | 30° | 34° | 33° | 29° | 22° | 14° | 8° |
| Average low | -7° | -6° | -1° | 5° | 10° | 15° | 19° | 19° | 14° | 8° | 2° | -4° |
| Precipitation | 42 mm | 39 mm | 60 mm | 44 mm | 28 mm | 4 mm | 1 mm | 1 mm | 1 mm | 19 mm | 32 mm | 45 mm |
| Wet days (≥1 mm) | 5.8 | 4.8 | 6 | 7 | 3.8 | 0.9 | 0.3 | 0.4 | 0.3 | 3.1 | 6.2 | 5.7 |
| Cloud cover | 28% | 25% | 27% | 26% | 19% | 5% | 6% | 6% | 3% | 13% | 23% | 28% |
| Daylight | 10h 07 | 10h 58 | 11h 56 | 13h 01 | 13h 55 | 14h 25 | 14h 13 | 13h 27 | 12h 25 | 11h 22 | 10h 25 | 9h 54 |
| Month score | 44 | 47 | 52 | 84 | 91 | 75 | 63 | 65 | 84 | 93 | 63 | 45 |
ivMonth by month
Arak in every month
January44
4° / -7°
42 mm · 5.8 wet days
February47
6° / -6°
39 mm · 4.8 wet days
March52
12° / -1°
60 mm · 6 wet days
April84
18° / 5°
44 mm · 7 wet days
May91
24° / 10°
28 mm · 3.8 wet days
June75
30° / 15°
4 mm · 0.9 wet day
July63
34° / 19°
1 mm · 0.3 wet days
August65
33° / 19°
1 mm · 0.4 wet days
September84
29° / 14°
1 mm · 0.3 wet days
October93
22° / 8°
19 mm · 3.1 wet days
November63
14° / 2°
32 mm · 6.2 wet days
December45
8° / -4°
45 mm · 5.7 wet days