Harlow Climate by Month
Harlow, England, United Kingdom
Mild summers and cool winters, with rain spread through the year.
Mild summers and cool winters, with rain spread through the year: that's Harlow's climate in short. Expect highs of 73°F (23°C) in July and 46°F (8°C) in January, with the coldest nights (January) near 35°F (2°C). About 25 in (643 mm) of rain falls in a typical year, with no clear rainy season.
- Warmest month
- 73°F(23°C)
- Average high, July
- Coldest nights
- 35°F(2°C)
- Average low, January
- Rain per year
- 25 in(643 mm)
- No clear rainy season
- Humidity
- 78%
- Sunniest: June
Best and worst months in Harlow
Best for weatherThe most comfortable weather comes in July and August, with highs around 73°F (23°C) and about 2.2 in (57 mm) of rain a month.
Least pleasantDecember and January are the least pleasant; December is the coldest, with highs of only 46°F (8°C).
Comfort combines how close the afternoon high is to 75°F (24°C) with how much rain falls and how humid it is. See where the weather is best in July.
Temperature and rain through the year
Highs and lows (°F)
Average highAverage low
Rain (in per month)
Harlow weather by month
| Month | High | Low | Rain | Humidity | Sun |
|---|---|---|---|---|---|
| JanJanuary | 46°F(8°C) | 35°F(2°C) | 2.2 in(57 mm) | 82% | 0.7 |
| FebFebruary | 47°F(8°C) | 35°F(2°C) | 1.7 in(44 mm) | 80% | 1.3 |
| MarMarch | 52°F(11°C) | 38°F(3°C) | 1.6 in(40 mm) | 79% | 2.5 |
| AprApril | 57°F(14°C) | 41°F(5°C) | 1.6 in(41 mm) | 76% | 3.8 |
| MayMay | 64°F(18°C) | 46°F(8°C) | 1.8 in(46 mm) | 69% | 4.6 |
| JunJune | 69°F(21°C) | 51°F(11°C) | 2.0 in(52 mm) | 74% | 5.0 |
| JulJulyBest | 73°F(23°C) | 55°F(13°C) | 2.2 in(56 mm) | 69% | 4.8 |
| AugAugustBest | 73°F(23°C) | 55°F(13°C) | 2.3 in(58 mm) | 70% | 4.0 |
| SepSeptember | 67°F(19°C) | 51°F(10°C) | 2.2 in(55 mm) | 77% | 3.0 |
| OctOctober | 59°F(15°C) | 46°F(8°C) | 2.7 in(68 mm) | 82% | 1.7 |
| NovNovember | 51°F(11°C) | 40°F(5°C) | 2.6 in(66 mm) | 86% | 0.9 |
| DecDecember | 46°F(8°C) | 36°F(2°C) | 2.4 in(60 mm) | 90% | 0.6 |
1991–2020 averages. Sun is solar radiation in kWh/m² per day. Highlighted: the most comfortable months.
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