When is the best time to go to Simi Valley

Best time to go
OK time to go
Worst time to go

The chart above shows the best time of year to visit Simi Valley, United States. These are based on an analysis of weather averages such as temperature, rainfall and number of hours of sunshine. These ratings are based solely on the climate and do not take into account other factors such as accommodation prices and how busy it is likely to be.

Average temperatures in Simi Valley

Simi Valley weather by month

Please note our recommendations for when to visit Simi Valley are based solely on the weather and do not take into accounts accommodation prices, how busy it will be and what events are on.

January

Simi Valley January weather averages
Temp Rain Sunshine Day length
15°C 94mm 7.2hrs 11.1hrs

Simi Valley's weather in January is typically mild and a little damp in nature.

Based on weather alone, this is probably a time of year to avoid going to Simi Valley for your holidays. The weather is often not a good and not conducive to spending time outdoors.

January is in the winter in Simi Valley and is typically the coldest month of the year. Daytime maximum temperatures average around a cool 17°C (63°F), whilst at night 5°C (41°F) is normal.

On average January is the driest month of the year in Simi Valley with around 94mm 3.7 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 5 days, although this may vary considerably.

On the flip side this corresponds to an average of 7.2 hours of sunshine per day.

Simi Valley weather in January »

February

Simi Valley February weather averages
Temp Rain Sunshine Day length
16°C 76mm 8.2hrs 11.8hrs

February in Simi Valley is generally reasonably dry with the temperature being mild.

Based on weather alone, this is probably a time of year to avoid going to Simi Valley for your holidays. The weather is often not a good and not conducive to spending time outdoors.

February is in the winter in Simi Valley and is typically the 2nd coldest month of the year. Daytime maximum temperatures average around a cool 18°C (64°F), whilst at night 6°C (43°F) is normal.

On average February is the 2nd driest month of the year in Simi Valley with around 76mm 3 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 6 days, although this may vary considerably.

On the flip side this corresponds to an average of 8.2 hours of sunshine per day.

Simi Valley weather in February »

March

Simi Valley March weather averages
Temp Rain Sunshine Day length
16°C 61mm 8.9hrs 12.8hrs

The weather in March in Simi Valley is characteristically mild and reasonably dry.

Based on weather alone, this is probably a time of year to avoid going to Simi Valley for your holidays. The weather is often relatively bad and not conducive to spending time outdoors.

March is in the spring in Simi Valley and is typically the 3rd coldest month of the year. Daytime maximum temperatures average around a cool 18°C (65°F), whilst at night 6°C (43°F) is normal.

On average March is the 3rd driest month of the year in Simi Valley with around 61mm 2.4 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 6 days, although this may vary considerably.

On the flip side this corresponds to an average of 8.9 hours of sunshine per day.

Simi Valley weather in March »

April

Simi Valley April weather averages
Temp Rain Sunshine Day length
18°C 37mm 10.5hrs 13.9hrs

Simi Valley's weather in April is typically mild and reasonably dry in nature.

Based on weather alone, this is probably a time of year to avoid going to Simi Valley for your holidays. The weather is often relatively bad and not conducive to spending time outdoors.

April is in the spring in Simi Valley and is typically the 4th coldest month of the year. Daytime maximum temperatures average around 20°C (68°F), whilst at night 8°C (46°F) is normal.

On average April is the 4th driest month of the year in Simi Valley with around 37mm 1.4 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 3 days, although this may vary considerably.

On the flip side this corresponds to an average of 10.5 hours of sunshine per day.

Simi Valley weather in April »

May

Simi Valley May weather averages
Temp Rain Sunshine Day length
20°C 7mm 10.1hrs 14.8hrs

May is a very dry month in Simi Valley and the temperature is generally mild.

It is perhaps a good month to visit Simi Valley, with some inordinately good weather at this time of year.

May is in the spring in Simi Valley and is typically the 5th coldest month of the year. Daytime maximum temperatures average around a comfortable 22°C (72°F), whilst at night 10°C (50°F) is normal.

On average May is the 5th driest month of the year in Simi Valley with around 7mm 0.3 inches of rain making it a very dry time to visit.

On the flip side this corresponds to an average of 10.1 hours of sunshine per day.

Simi Valley weather in May »

June

Simi Valley June weather averages
Temp Rain Sunshine Day length
23°C 2mm 10.7hrs 11.1hrs

Simi Valley's weather in June is typically warm and very dry in nature.

It is perhaps the perfect month to visit Simi Valley, with some inordinately good weather at this time of year.

June is in the summer in Simi Valley and is typically the 6th coldest month of the year. Daytime maximum temperatures average around a comfortable 25°C (78°F), whilst at night 13°C (55°F) is normal.

On average June is the 6th driest month of the year in Simi Valley with around 2mm 0.1 inches of rain making it a very dry time to visit.

On the flip side this corresponds to an average of 10.7 hours of sunshine per day.

Simi Valley weather in June »

July

Simi Valley July weather averages
Temp Rain Sunshine Day length
26°C 2mm 12hrs 11.8hrs

July in Simi Valley is generally very dry with the temperature being warm.

It is perhaps the perfect month to visit Simi Valley, with some particularly good weather at this time of year.

July is in the summer in Simi Valley and is typically the 6th warmest month of the year. Daytime maximum temperatures average around a comfortable 29°C (84°F), whilst at night 15°C (59°F) is normal.

On average July is the 6th wettest month of the year in Simi Valley with around 2mm 0.1 inches of rain making it a very dry time to visit.

On the flip side this corresponds to an average of 12 hours of sunshine per day.

Simi Valley weather in July »

August

Simi Valley August weather averages
Temp Rain Sunshine Day length
26°C 2mm 11.5hrs 12.8hrs

The weather in August in Simi Valley is characteristically warm and very dry.

It is perhaps the perfect month to visit Simi Valley, with some extremely good weather at this time of year.

August is in the summer in Simi Valley and is typically the 5th warmest month of the year. Daytime maximum temperatures average around a comfortable 29°C (84°F), whilst at night 16°C (60°F) is normal.

On average August is the 5th wettest month of the year in Simi Valley with around 2mm 0.1 inches of rain making it a very dry time to visit.

On the flip side this corresponds to an average of 11.5 hours of sunshine per day.

Simi Valley weather in August »

September

Simi Valley September weather averages
Temp Rain Sunshine Day length
25°C 5mm 10hrs 13.9hrs

Simi Valley's weather in September is typically warm and very dry in nature.

It is perhaps the perfect month to visit Simi Valley, with some surprisingly good weather at this time of year.

September is in the fall / autumn in Simi Valley and is typically the 4th warmest month of the year. Daytime maximum temperatures average around a comfortable 28°C (82°F), whilst at night 14°C (57°F) is normal.

On average September is the 4th wettest month of the year in Simi Valley with around 5mm 0.2 inches of rain making it a very dry time to visit.

On the flip side this corresponds to an average of 10 hours of sunshine per day.

Simi Valley weather in September »

October

Simi Valley October weather averages
Temp Rain Sunshine Day length
22°C 9mm 8.9hrs 14.8hrs

October is a very dry month in Simi Valley and the temperature is generally mild.

It is perhaps a good month to visit Simi Valley, with some extremely good weather at this time of year.

October is in the fall / autumn in Simi Valley and is typically the 3rd warmest month of the year. Daytime maximum temperatures average around a comfortable 25°C (76°F), whilst at night 11°C (52°F) is normal.

On average October is the 3rd wettest month of the year in Simi Valley with around 9mm 0.3 inches of rain making it a very dry time to visit.

On the flip side this corresponds to an average of 8.9 hours of sunshine per day.

Simi Valley weather in October »

November

Simi Valley November weather averages
Temp Rain Sunshine Day length
18°C 55mm 7.4hrs 11.1hrs

The climate in Simi Valley during November can be summarized as mild and reasonably dry.

Based on weather alone, this is probably a time of year to avoid going to Simi Valley for your holidays. The weather is often pretty bad and not conducive to spending time outdoors.

November is in the fall / autumn in Simi Valley and is typically the 2nd warmest month of the year. Daytime maximum temperatures average around 20°C (69°F), whilst at night 7°C (45°F) is normal.

On average November is the 2nd wettest month of the year in Simi Valley with around 55mm 2.2 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 4 days, although this may vary considerably.

On the flip side this corresponds to an average of 7.4 hours of sunshine per day.

Simi Valley weather in November »

December

Simi Valley December weather averages
Temp Rain Sunshine Day length
16°C 56mm 7hrs 11.8hrs

December in Simi Valley is generally reasonably dry with the temperature being mild.

Based on weather alone, this is probably a time of year to avoid going to Simi Valley for your holidays. The weather is often pretty bad and not conducive to spending time outdoors.

December is in the winter in Simi Valley and is typically the warmest month of the year. Daytime maximum temperatures average around a cool 17°C (63°F), whilst at night 5°C (41°F) is normal.

On average December is the wettest month of the year in Simi Valley with around 56mm 2.2 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 5 days, although this may vary considerably.

On the flip side this corresponds to an average of 7 hours of sunshine per day.

Simi Valley weather in December »