Quick answer: For moderate weather in Paris, consider April to June or September to October, while preparing for rain in any month. Summer calls for flexible heat planning, whereas winter requires warmer layers and daylight-aware itineraries. Choose your season using climate normals, then check the forecast before packing.
Weather in Paris is generally most suitable for long walking days from April to June and from September to October. These periods have moderate normal temperature ranges, although no month guarantees mild or dry conditions. July and August require a plan for possible heat, while colder weather and limited daylight make indoor alternatives particularly useful from November to February.
The monthly figures in this guide come from the Météo-France Paris-Montsouris 1991–2020 climate normals. Climate normals describe patterns measured over decades; they are not forecasts for particular travel dates. Use them to choose a season and make an initial packing list, then check a current forecast before departure.
Paris weather by month
Paris has measurable precipitation throughout the year rather than one dependable rainy season. The normals show the highest monthly accumulation in May, at 69 mm, but the highest number of days with at least 1 mm of precipitation in December, at 11.4 days. That distinction matters: a monthly total does not reveal when rain will fall or how long it will last.
The temperature and precipitation figures below are rounded for practical planning. Daylight descriptions show the seasonal pattern rather than sunshine duration. The indoor-backup and packing columns are editorial recommendations, not measurements or guarantees.
| Month | Normal low–high | Rain: total / days at least 1 mm | Daylight context | Indoor backup need | Packing cue |
|---|---|---|---|---|---|
| January | 3–8°C | 48 mm / 10 days | Very short | High | Warm coat and rain-resistant layer |
| February | 3–9°C | 42 mm / 9 days | Short but increasing | High | Warm layers and gloves |
| March | 6–13°C | 45 mm / 10 days | Increasing quickly | Medium | Sweater and waterproof outer layer |
| April | 8–17°C | 46 mm / 9 days | Longer | Medium | Removable layers |
| May | 11–20°C | 69 mm / 9 days | Long | Medium | Light jacket and rain layer |
| June | 14–23°C | 51 mm / 8 days | Very long | Heat or rain alternative | Breathable layers and sun protection |
| July | 16–26°C | 59 mm / 7 days | Very long | Heat alternative | Light clothing, water and sun protection |
| August | 16–26°C | 58 mm / 8 days | Long | Heat alternative | Light clothing and compact rain shell |
| September | 13–22°C | 45 mm / 8 days | Shortening | Low to medium | Light, adaptable layers |
| October | 10–17°C | 55 mm / 10 days | Shortening quickly | Medium | Jacket and water-resistant shoes |
| November | 6–11°C | 54 mm / 10 days | Short | High | Warm layers and rain shell |
| December | 4–8°C | 62 mm / 11 days | Very short | High | Coat, gloves and dry footwear |
When is the best time to visit Paris?
The best time to visit Paris depends on whether you value moderate temperatures, maximum daylight or an itinerary centred on indoor attractions.
- For moderate walking conditions: April, May, September and October have normal daytime highs of roughly 17–22°C. Mornings and evenings are cooler, so removable layers remain important.
- For long sightseeing days: June provides very long daylight and a lower normal high than July or August. It can still become hot, however, and rain remains possible.
- For travellers sensitive to heat: spring or early autumn is a more conservative choice than July or August. The climate normals record an average of 5.5 days reaching at least 30°C in July and 5.0 in August, but an individual visit may encounter more or fewer.
- For museum-led itineraries: November through February can work when galleries, churches and covered attractions are priorities. The main limitation is the smaller daylight window for gardens, viewpoints and outdoor photography.
Do not choose a month from rainfall totals alone. May has the highest normal accumulation, but that does not mean it will rain throughout a particular visit. Likewise, a lower monthly total cannot guarantee dry sightseeing.
Rain, daylight and sightseeing in Paris
Rain is best handled through itinerary flexibility. Pair each weather-sensitive activity with an indoor option in the same part of the city. You can then switch the order without losing substantial time travelling across Paris.
Daylight changes the amount of outdoor sightseeing that fits comfortably into a day. As a summer anchor, the US Naval Observatory calculation for central Paris gives approximately 16 hours and 9 minutes between sunrise and sunset on 15 June 2026. This is astronomical daylight, not a measure of clear skies, and exact times vary by date and year.
From late autumn into winter, complete daylight-dependent plans first. Gardens, river views, outdoor architecture and photography are usually harder to combine in a compressed daylight window. Museums and other covered sights can then fill the later part of the day.
Planning for summer heat and winter cold
During hot weather, avoid committing the whole day to exposed outdoor walking. Put large gardens, neighbourhood walks and viewpoints into the most comfortable forecast window. Keep a museum, covered attraction or extended meal available for the hotter part of the day, and carry water and sun protection suited to your needs.
Weather can also affect access. The official Eiffel Tower information states that summit access may be restricted during severe weather. Treat a weather-sensitive viewpoint as conditional and verify its status before travelling to it.
Winter planning requires both warmth and pacing. The Paris-Montsouris normals record an average of 7.0 nights at or below freezing in January, 5.3 in February and 5.4 in December. These figures do not predict a specific trip, but they support packing a proper cold-weather system rather than relying on one light jacket.
Build warm indoor stops into long walking routes and avoid scheduling every meal, queue and attraction outdoors. The City of Paris also notes that parks have seasonal closing arrangements and may be affected by storms, strong winds or snow. Check the official parks and gardens information before making a park the final stop of a winter day.
What to pack for each season
Spring: combine a comfortable base layer, sweater or light mid-layer, and a rain-resistant outer layer. Select walking shoes that remain comfortable on damp pavements. Early-spring travellers may need warmer accessories, depending on the forecast.
Summer: pack breathable clothing, sun protection, a refillable water bottle and a lightweight rain shell. Include one warmer layer for cooler evenings or indoor spaces. If cooling is important to you, verify what your accommodation provides rather than assuming.
Autumn: use a light or medium jacket with a separate warm mid-layer. Water-resistant walking shoes are useful when the forecast is unsettled. September generally needs a lighter system than late October or November, but the trip-date forecast should decide the final combination.
Winter: start with a warm coat, then add a base layer, sweater, gloves and weather-appropriate footwear. Choose pieces that can be removed easily indoors. If the coat is not rain-resistant, add a compact shell rather than relying entirely on an umbrella.
Weather contingency checklist
- Check an official forecast shortly before departure and review it again each morning.
- Keep climate normals and forecasts separate: normals help select a season, while forecasts guide daily decisions. Météo-France explains this distinction in its guide to weather and climate.
- Pair every garden, river walk or viewpoint with a nearby indoor alternative.
- Put the most weather-sensitive activity into the best forecast window rather than fixing it to a particular day too early.
- Recheck official venue and park pages during high winds, snow or unusually hot conditions.
- Carry a compact rain-resistant layer; decide separately whether an umbrella suits the expected wind and your luggage.
- Allow flexibility for slower journeys in wet weather. This guide to the Paris Metro map, routes and station changes can help you prepare alternative connections.
- In winter, complete outdoor photography, gardens and viewpoints during daylight.
- In summer, avoid making every meal, queue and attraction an outdoor commitment.
Frequently asked questions
What is the rainiest month in Paris?
It depends on the measure. The 1991–2020 Paris-Montsouris normals give May the highest monthly precipitation total, at 69 mm. December has the highest normal number of days with at least 1 mm, at 11.4. Neither measure predicts the timing or duration of rain during an individual trip.
Should I pack an umbrella for Paris?
A compact umbrella can be useful, but it should not be your only rain plan. A lightweight rain-resistant jacket keeps your hands free and may be easier to manage during long walks or windy conditions. Choose footwear for walking comfort first, then consider how it performs on wet pavements.
Should I use the monthly average or the forecast?
Use each for a different decision. Monthly climate normals help you compare seasons and prepare an adaptable packing system. A current forecast is more relevant to final clothing choices, weather-sensitive bookings and the order of your daily activities.
Sources
Primary sources used for the climate, daylight and operational claims were checked on 26 October 2026.